Widevine pssh header. It depends on what the License Server is expecting.
Widevine pssh header Their license server also uses json, so wks keys py script won’t work. If you don't want or need any of the other shaka-packager stuff, but just want to use the The System ID is a UUID that indicates how to parse the Data portion of the PSSH. – Why are people still messing around with pssh? Mpd and license cURL is the way to go! Use the kit in my sig. Forum Index; Today's Posts; New Posts; File Uploader; Software. Note: Be sure to include the # before the PSSH Data value. Other Given a Key ID and other optional arguments, this tool generates a Widevine PSSH box and encodes it in Base 64 format. This tool is implemented in WebAssembly and runs fully inside your web browser, PSSH box = PSSH header + PSSH system ID (for Widevine, EDEF8BA9-79D6-4ACE-A3C8-27DCD51D21ED) + 32-bit data size (0000001c) + PSSH payload Convert PlayReady PSSH data to Widevine PSSH data. This happens in the build. The library allows to parse/serialize PSSH boxes with Widevine, PlayReady or Nagra payload macOS 10. system id : widevine google data : widevine PSSH Data -> input kid then, generate. The Shaka Packager embeds a Protection System Specific Header (PSSH) data/box in a requested content which includes a Widevine License URL to acquire a license from a Widevine License Server. So you will get the same Cached Keys. An open-source website where you can quickly extract the Protection System Specific Header (PSSH) by using the initialization file. * To generate a GUID for the k value, you can use a GUID The PSSH, or Protection System Specific Header, is a flexible and general box that contains the data needed by a content protection system to play back the content – most often just the encryption key ID. Then select "Widevine PSSH Data" below. trueid. Python library for working with CPIX documents. script not work like that. It is recommended to do the latter. 4 stars. The encryption process sends an HTTP(s) request to the Widevine License Server in which the Content Identifiers (ID) is included. I am trying with dev tools I cannot see the license URL. They are accessing the same DB. in an accepted PSSH. Readme License. All software; Popular tools; Portable tools; DVD / Blu-ray . Universal DRM - Widevine & PlayReady 3 Generating Keys 4 Universal DRM – Key Value Definitions 7 Universal DRM – Raw Key Format 8 Apple FairPlay Streaming 10 o PSSH – The modular specific protection syst em specific header (PSSH) data for the encryption process; Base 64 encoded. Page 46. This repo created for bypassing Widevine L3 DRM and obtaining keys. This tool decodes a PSSH box or sequence of PSSH boxes that are used to initialize DRM systems for streaming media. Need mother link where actualy video run. \--widevine. b. The pssh (Protection System Specific Header) is a Base64-encoded binary blob that contains necessary initialization data Widevine PSSH: The PSSH 00000031707373 is generated using pssh-box script : $ pssh-box. Features. py Run l3. - medvm/widevine_keys Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I want to generate a PSSH box for both widevine and playready which I will then use with the Shaka packager. The 'pssh' atom is important because it contains the DRM-specific header, such as the PlayReady one or the WideVine one. This site is for educational purposes only and does not guarantee anything. Enable encryption with Widevine key server. This site is for educational purposes only and does not In the ISO Base Media File Format (ISO BMFF, better known as MP4) the Protection System Specific Header (PSSH) box contains information about the DRM system that the stream is protected with. When a user sends a content stream request, the Widevine CDM receives . net/vod/widevine headers = Widevine-DL 加密的MPD清单内容下载器+解密器（不是Widevine密钥提取器！） 要求 ffmpeg，yt-dlp，aria2，widevine-l3-decryptor $ pip install ffmpeg yt-dlp aria2p 对于Linux用户，建议使用apt安装aria2。$ sudo apt-get install aria2 安装与运行 从下载并解压缩ZIP 安装要求 运行widevine-dl. This is the only way to support Smooth/PR content with a widevine CDM. net/vod/widevine headers = 文章浏览阅读1. While I see that there is a widevine system id in the pssh-box. exit(f"Only Widevine PSSH Boxes are supported, not {self. ) As ElCap says, the license server may check various fields inside the PSSH, and not only the key_id, so it's good to have a PSSH that is actually used by the service to see which fields are used. I tried with mpd, wide, lic etc but nothing come out. 0. Thanks, it worked out. MIT license Activity. Python based PSSH header dumper for MP4 / MP4 ISO Base Media File Format / DASH Fragments. py at main · medvm/widevine_keys The description of this issue points to code that only handles PSSH found in Widevine and PlayReady KEY tags (which should not include PSSH data from other key-systems). 1 watching. View Profile View Forum Posts Private Message Member Join Date Oct 2021 Location Vietnam. This means we will no longer be able. The PSSH is a box that contains information necessary for content protection. The Data field contains a protocol buffer (that is, a mechanism for serializing structured data; see Protocol Buffers). drm Note: Be sure to include the # before the PSSH Data value. Note. this is the right pssh for widevine: Copy the python output and paste it into headers. drm_specific_data option to specify a Base64 blob, point to a binary file that holds the "protobuf" PSSH data, or specify the full PSSH box. Here's your key btw: Oh! The hard ones first eh? edef8ba9-79d6-4ace-a3c8-27dcd51d21ed identifies it as widevine encrypted. please help me. What should I put in headers. The Widevine System ID is edef8ba9-79d6-4ace-a3c8-27dcd51d21ed. Other platforms (watchOS 4. I tried to get pssh using your recommended method in other threads but I receive always many errors, I think because or the pssh is wrong, or the link above is not the license URL. When specifying a full PSSH box, mp4split will change a v1 PSSH box into a v0 PSSH box for maximum compatibility. header) by myself and got 5 valid keys from cdrm-project Head over to PSSH Box Generator, click inside "System ID" box and select Widevine (Google). 优化标头部分，仅需要关键参数。 增加帮助部分，加入-h或--help即可阅读更详细的说明。 (a. (HBO Max, Disney+, Hulu and Udemy specific instructions included) if you follow the Obtaining PSSH guide and the knowledge gained from the how to guide on copying headers and getting the license URL, Hiding headers and special authorization to get the keys is not easy. 文章浏览阅读4. Its a unique identifer for your content (16 byte initialization vector, represented as 32 hexadecimal characters) DRM_WIDEVINE_PSSH: Base64 encoded String, PSSH payload Example: QWRvYmVhc2Rmc2FkZmFzZg== HINT: Some DRM providers provide you with a dedicated service to create and safely store If "Unable to find PSSH in mpd" - use this tool to get it manually or write to issues attaching a link to mpd About This repo created for bypassing Widevine L3 DRM and obtaining keys. can be used in a Widevine PSSH Header. Contribute to alastairmccormack/pywvpssh development by creating an account on GitHub. py with WKS-KEYS source. Widevine The "pssh" box for Widevine is synthesized according to the following rules: The key_id field is set to the KID as specified in the "tenc" box. The Widevine documentation details the specific messages that are possible. From that license request in your screenshot, left click it, find the request header with "dt-custom-data: long string" copy it and put it into the headers field. Can Widewine server returns fake key if the PSSH or the header of the request is incorrect? 2. I crafted up a custom request and sent it using PostMan with all the headers etc , however without the request being signed by an “authorized” application, eg Amazon’s android ExoPlayer currently expects: The pssh box either in the moov atom in the init segment, or alternatively in the mpd. py script. 13+, iOS 11. py - fill in the PSSH and URL Get keys 5th Dec 2021 09:04 #340. 4. Only critical params are needed in headers (rather than full headers). DRM_WIDEVINE_KID: also known as Key ID, or ContentID. Widevine also After Base64 > HEX conversion, you will find a Widevine-PSSH box, this can be found easily by searching with ctrl + f and searching for 70737368 PSSH header is always in a 000000xx70737368 where the xx is varied and can be from 1-9 in both x spots. The omitted parameter, encryption_scheme, has a default value of CENC, which is reflected in the PSSH data of Widevine and PlayReady. Usage. Python Based Widevine Modular PSSH Decoder. I had a lot of successes in the past few weeks, but struggle at one site, that is a bit more complicated (with pre-json-token-request). ライセンス情報は、MP4のPSSH（Protection Specific System Header 異なるDRMシステムで同じキーIDをとコンテンツキーを使用する必要があります。例えば、widevineのキーIDとコンテンツキーとplayreadyのキーIDとコンテンツキーの組み合わせが同じになる必要があります If I inspect MPD files, they seems to contain both Widevine and PlayReady PSSH, although there is only one stream at 1280x720 pixels (I've read that Widevine is used for low resolution streams and PlayReady for high resolution ones when in the same source page). All Base64 encoded strings use the standard encoding PSSH box = PSSH header + PSSH system ID (for Widevine, EDEF8BA9-79D6-4ACE-A3C8-27DCD51D21ED) + 32-bit data size (0000001c) + PSSH payload PSSH header is (000000xx70737368), you will take the 8 digits before 7073 xx is changeable. PSSH contains a PlayReady Object (PRO) as its Data field, with an enclosed, UTF-16 little endian PlayReady Header v4. What command shou For requests that require specific headers, you'll need to modify the headers. widevine. 4 forks. Can we have multiple PSSH in the init MP4 file? Currently the Python script return only 1 PSSH? I'm not sure if multiple Widevine PSSH(s?) are possible but multiple PSSH(s?) from different vendors are definitely possible and are actually often the An example to generate a Widevine PSSH Data/Box with content-id 'test_id' and provider 'widevinve_test' go-pssh-generator is a Protection System Specific Header ('pssh') boxes generator written in Go (Golang). Supported protection systems include Widevine, PlayReady, FairPlay, Marlin, and CommonSystem. You will typically find a PSSH box: inside a <cenc:pssh> element in a DASH MPD manifest; within a pssh For Widevine, the --widevine-header option is used to specify the value of the Widevine DRM data. The protoc compiler is used during the build process to translate the protobuf interface definition for Widevine PSSH data into Rust structs. phucdemon. Widevine Classic仅在传统设备中支持，并且要求媒体被打包成专有的. Copy from "8 digits before 7073" to the end. It depends on what the License Server is expecting. Widevine pssh is provided as an input in the protection data, and the KID in the Widevine pssh is then set/replaced according to the KID provided in the ProtectionHeader of the Smooth manifest. ; So your The part about "An implementation (the user agent and/or CDM) must be able to examine multiple 'pssh' boxes" implies that this expected to work, but it isn't clear if the fault is with the Widevine CDM, or if the shaka library is supposed to dis-aggregate the two PSSH boxes, and only feed the Widevine box to the widevine CDM (which is the one A simple guide to downloading and decrypting widevine protected content. stm. Forks. - widevine_keys/l3. PSSH (Protection The library allows to parse/serialize PSSH boxes with Widevine, PlayReady or Nagra payload macOS 10. ; A sinf box under moov->trak->mdia->minf->stbl->stsd->sample_entry, where sample_entry is enca or encvin your audio and video streams respectively. Resources. Once you've identified the necessary components, you can You will typically find a PSSH box in a <cenc:pssh> element in a DASH MPD manifest, or in the initialization segment of a media stream (an fMP4 fragment), or in an EXT-X-SESSION-KEY field of an m3u8 playlist. py script, there is no system id for playready. 0+, tvOS 11. Widevine PSSH data. ") if not isinstance(key_ids, list Using information such as the MPD and PSSH (Protection System Specific Header), the CDM determines the DRM system to employ. Generate a Widevine PSSH. Index 4 though, brings us to our first, meaningful design decision. Untick cache and then click send. rs file. 0 (PRH) as its only record value. 1~5. 1）、传统智能电视、Google TV等等 First the good news, I was able to find the right PSSH and license request (inkl. This can be directly the content of a PSSH box (obtained from a key server for example), In the ISO Base Media File Format (ISO BMFF, better known as MP4) the Protection System Specific Header (PSSH) box contains information about the DRM system that the stream is Convert PlayReady PSSH data to Widevine PSSH data. You can use the --widevine. . 🚀 Seamless Installation via pip; 🛡️ Robust Security with message signature verification PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. Including both “mspr:pro” and “cenc:pssh” will enable old players including a player based on Silverlight, and new players including web pages using script to play protected 输入base64编码或十六进制的Key ID即可自动转化为PSSH. Python implementation of Google's Widevine DRM CDM (Content Decryption Module) - devine-dl/pywidevine 🧰 Create, The script will be revoked and blocked by Google and Widevine at May 31st. 0+, Linux, Android) have experimental support PSSH is a standardized container that holds This repo created for bypassing Widevine L3 DRM and obtaining keys. py? There will be more episodes in future, so You can either use the build-script with the shaka-packager, or you can simply generate the python protobuf files from the widevine header proto file directly. The default configuration uses a prebuilt protobuf compiler, which must be locally installed (from Debian package protobuf-compiler, for example). Within the sinf we expect to find schi->tenc, which contains the keyID. There is no pssh nor default KID inside the mpd Amazon requires vmp validation, meaning the request to license server needs to be signed by the requesting application. ") key_id_uuids = self Python implementation of Google's Widevine DRM CDM (Content Decryption Module) - devine-dl/pywidevine. py 输入项 WideVineDecryptor Prompt emelogger via greasemonkey should get the pssh license url differs from site to site, you'll need to use different search criteria like token, acquire, drm, widevine, license, method:POST (since dramax is turkish, maybe an latin wrangling of a turkish word for license or token) It's hit and miss, lad. Blu-ray / DVD Region Codes Hacks; Blu-ray / DVD Players Data ==> Widevine PSSH Data ==> Key ==> IDs 4C48E14E-F174-1078-AB70-A3F719894AC1 Protection Scheme. app. net/vod/widevine headers = How to obtain key for playready? Any help appreciated. log. Given a Key ID, this tool generates a Widevine PSSH box and displays it in Base 64 format. pywidevine Python Widevine CDM implementation. Those are the response headers, you should use the request headers. These are in HEX. A new browser-based tool to make Widevine license requests to a server, to obtain decryption keys: Provide the PSSH, the URL of the license server and any required HTTP request headers, and a CDM in WVD format, and it should show you the decryption keys. The description for the lines of syntax include: • Use the command line option --widevine-header to specify the Widevine PSSH Data value with a # in front of the value. 直播流中的DRM涉及到一个Key Rotation的概念，所谓key rotation就是加密内容的key可以随时间变化，一般用于直播流媒体，但是在点播中也是可能存在的（may be optional for VOD streams）. here is the python code: import requests,json api_url = You just copy your pssh and headers with "space" & mistakes. 根据widevine文档，key rotation往往结合fragemented mp4格式使用，利用关键的moof和pssh（包含drm初始信息） box完成。 The “mspr:pro” element is defined by Microsoft PlayReady, and includes only the PlayReady Header Object (PRO) information, not the box structure included in “pssh” and “cenc:pssh”. py $ python3 widevine-dl. It seems to work (I get a suitable token and pass it the right way), but doesn't at last. 我们先来了解Widevine的历史及其支持。Widevine一共有两个版本，分别是Classic和Modular。 Widevine Classic. DRM with multiple keys for Unified Packager. PSSH (Protection System Specific Header): Widevine DRM generally requires a cenc ssh element within the <ContentProtection> element. (The base64 encoding of the PSSH boxes are different, probably because the order of fields inside the protobuf-encoded PSSHData is different. 1k次。Widevine是谷歌的DRM解决方案，用于保护视频内容的版权。它分为Classic和Modular两个版本，目前主要使用的是Modular，支持MPEG-DASH、HLS等协议。Widevine系统包括许可证服务器、CENC加密、Shaka打包器和OEMCryptoModule，其中OEMCryptoModule在设备的可信层中解密内容。 The PHP code provided above is a function that generates a PSSH (Protection System Specific Header) for a given key ID (kid) and Widevine UUID. (The response data of Widevine 还支持 MPEG-DASH、HLS、MSS、CENC 和 CMAF，使它成为视频领域流行的 DRM 解决方案流媒体。 你也可以插入CENC pssh（Protection System Specific Header）识别使用的DRM cenc="urn:mpeg:cenc:2013"/> <ContentProtection schemeIdUri="urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"> <cenc:pssh xmlns:cenc I just got a promising response from a license server and i'm pretty sure that the keys are under "contentKeyIds". Contribute to unifiedstreaming/pycpix development by creating an account on GitHub. system_id}. Make a Widevine DRM license request to obtain decryption keys for a specified PSSH. The <widevine-header> argument can be either: (1) the character '#' followed by a Widevine header encoded in Base64 (either a complete PSSH box or just the PSSH box payload), or (2) one or more <name>:<value> pair(s) (separated by '#' if more than one) specifying fields of a Widevine header (field names include 'provider' [string], 'content_id Widevine的历史和版本. A working Script to get your keys (after placing your cdm in the script) , there is wks-keys,widevine_keys and online ones like https://cdrm-project. Either Key ID in base64 or in hex will convert to PSSH automatically. 3. There's only a limited amount of information within a PlayReady PSSH header that can be used in a Widevine PSSH Header. PSSH example: Widevine-DL 加密的MPD清单内容下载器+解密器（不是Widevine密钥提取器！） 要求 ffmpeg，yt-dlp，aria2，widevine-l3-decryptor $ pip install ffmpeg yt-dlp aria2p 对于Linux用户，建议使用apt安装aria2。 PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. wvm格式。它曾支持旧版本的Android系统（3. Watchers. While i'm aware that these are Base64 encoded (hex), i'm not sure how to get them into the <keyid>:<key> format. 7k次。逻辑上，安全世界中，安全系统的OS提供统一的服务，针对不同的安全需求加载不同的安全应用TA(Trusted Application)。DASH为不同DRM系统构建了一个简单有效的系统，以共享密钥，密钥标识符，加密算法，参数和信令，以及将专有数据存储在保护系统特定报头（PSSH）中的位置，但将 08/02/2013 Change single Widevine PSSH to an array containing Widevine and PlayReady. Getting to the pssh, license and so on is fine, but when converting the license in curlconverter something very very long comes out and I don't know what the "headers" are exactly so that it can give me the key later when entering the pssh and license. This is an open-source website where you can quickly extract the Protection System Specific Header (PSSH) by using the initialization file. raise ValueError(f"Only Widevine PSSH Boxes are supported, not {self. --playready_extra_header_data <string> Extra XML data to add to PlayReady PSSH data. decrypt widevine with L3 CDM. You give initialization header to Widevine CDM to prepare you the request which you will send to Widevine license server. The description for the lines of syntax include: Use the command line option --widevine-header to specify the Widevine PSSH Data value with a # in front of the value. You can check Emarsden's tool to validate your PSSH. py file in this repository to include the necessary headers before running the l3. You can have it in the "init segment", which is essentially an ISO Base Media File Format fragment containing (typically) the 'moov' atom and -- relevantly for this question -- the 'pssh' atom. Last edited by naim2007; 23rd Oct 2022 at 10:28 . This request is initially sent to the player, which in turn communicates it to the Widevine license server. Widevine encryption options¶--enable_widevine_encryption. com/diagnostics under "Generate widevine PSSH". The CENC signaling is added to all output formats it applies to (PlayReady, Widevine and Marlin). Forum. The KID replacement logic is useful for Smooth/PR to CENC/Widevine transformation. As an alternative if the vendored-protoc feature is https://pssh-extractor. Widevine PSSH actually have fields for key id and content ID Decrypt Widevine and PlayReady protected content. The function takes the key ID and Widevine UUID as parameters and returns the generated PSSH as a base64-encoded string. The converted data may or may not result. 0+ and Windows are supported by the module code base. Stars. BTW, you get cached keys with only the PSSH; the other infomatiion (license url & headers) were correctly input by the person who provided the information and generated the keys that were saved. lic The above code requests information from the DoveRunner KMS server to package the content with the ID of test_content_id into three different DRMs: Widevine, PlayReady, and FairPlay. There's only a limited amount of information within a PlayReady PSSH header that. After considering all the obstacles before me, I have decided not to pursue this this quixotic adventure any further. The Key server will respond with Protection System Specific Header (PSSH) data for Widevine and Content Key(s) that are associated with the ContentId. vercel. New field in response is called content_protection. Submit Paste from fetch Reset Paste from fetch Reset Get kid from ism/mpd/media then make pssh from kid on https://integration. You always want to copy the 6 0's before the xx as well. When a "pssh" box is not present for a DRM system then the Origin synthesizes one just-in-time. posted 2024-02-20 (updated 2025-01-03) First we must ask ourselves, what is Widevine? DRM solution acquired by google in 2010; Three levels, L1, L2, L3 L1 (in android) is done inside the Trusted Execution Environment (TEE), so hardware dependant Initialization header is used to identify which DRM services are supported, and what keys to request from those services. but error "error unable to parse license - check protobufs " i'm using l3. The Protocol Buffers tutorial for python describes nicely how to use protoc to compile the necessary python code. Keep blank Crypto Period You will need to note the header information and know how to apply it to the python program. There are generally 2 PSSH extracted. Creating an encrypted license request. Youtube with yt-dlp & Widevine DRM decoding; Youtube with yt-dlp & Widevine DRM decoding. In the box that says "Key IDs", paste the KID from the MPD. Based on this information, a client can acquire the license (including the key) that is needed to decrypt and play the media content. Widevine and Playready. Can be specified even if using another key source. py --widevine-system-id \ --content-id 7465737420636f6e74656e74206964 --hex hello, I would like some help to retrieve the decryption key from the mpd file with python. Now 最近在工作遇到了关于 pssh0 的关键词标记。当然你第一样看，可能并不清楚这个是什么东西，但是如果你是做多媒体 DRM 的，你或许会对 PSSH 有所了解。这里结合着搜索的资料简单介绍下这个 PSSH是什么东西，而这里面的 0 又是什么含义。 PSSH-Protection System Specific Headers 顾名思义，就是保护系统特定 在本文中，我们将深入了解谷歌的Widevine DRM解决方案——它是一种流行的DRM解决方案，在Web和移动生态系统中获得了广泛支持。 你也可以插入CENC pssh（Protection System Specific Header）识别使用的DRM PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. com. I did it in the wrong section))) Quote PSSH: The Widevine modular specific protec tion system specific header (PSSH) data for the encryption process; Base 64 encoded. In the mpd file I can't see PSSH but I can see the kid. udwz upmdo jbwm wzdab ezad hlajnw ezlzo hqmcust nqijvg ixmre wurpeq unaudn wegrpn hikxt kvktkn
Widevine pssh header. It depends on what the License Server is expecting.
Widevine pssh header Their license server also uses json, so wks keys py script won’t work. If you don't want or need any of the other shaka-packager stuff, but just want to use the The System ID is a UUID that indicates how to parse the Data portion of the PSSH. – Why are people still messing around with pssh? Mpd and license cURL is the way to go! Use the kit in my sig. Forum Index; Today's Posts; New Posts; File Uploader; Software. Note: Be sure to include the # before the PSSH Data value. Other Given a Key ID and other optional arguments, this tool generates a Widevine PSSH box and encodes it in Base 64 format. This tool is implemented in WebAssembly and runs fully inside your web browser, PSSH box = PSSH header + PSSH system ID (for Widevine, EDEF8BA9-79D6-4ACE-A3C8-27DCD51D21ED) + 32-bit data size (0000001c) + PSSH payload Convert PlayReady PSSH data to Widevine PSSH data. This happens in the build. The library allows to parse/serialize PSSH boxes with Widevine, PlayReady or Nagra payload macOS 10. system id : widevine google data : widevine PSSH Data -> input kid then, generate. The Shaka Packager embeds a Protection System Specific Header (PSSH) data/box in a requested content which includes a Widevine License URL to acquire a license from a Widevine License Server. So you will get the same Cached Keys. An open-source website where you can quickly extract the Protection System Specific Header (PSSH) by using the initialization file. * To generate a GUID for the k value, you can use a GUID The PSSH, or Protection System Specific Header, is a flexible and general box that contains the data needed by a content protection system to play back the content – most often just the encryption key ID. Then select "Widevine PSSH Data" below. trueid. Python library for working with CPIX documents. script not work like that. It is recommended to do the latter. 4 stars. The encryption process sends an HTTP(s) request to the Widevine License Server in which the Content Identifiers (ID) is included. I am trying with dev tools I cannot see the license URL. They are accessing the same DB. in an accepted PSSH. Readme License. All software; Popular tools; Portable tools; DVD / Blu-ray . Universal DRM - Widevine & PlayReady 3 Generating Keys 4 Universal DRM – Key Value Definitions 7 Universal DRM – Raw Key Format 8 Apple FairPlay Streaming 10 o PSSH – The modular specific protection syst em specific header (PSSH) data for the encryption process; Base 64 encoded. Page 46. This repo created for bypassing Widevine L3 DRM and obtaining keys. This tool decodes a PSSH box or sequence of PSSH boxes that are used to initialize DRM systems for streaming media. Need mother link where actualy video run. \--widevine. b. The pssh (Protection System Specific Header) is a Base64-encoded binary blob that contains necessary initialization data Widevine PSSH: The PSSH 00000031707373 is generated using pssh-box script : $ pssh-box. Features. py Run l3. - medvm/widevine_keys Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I want to generate a PSSH box for both widevine and playready which I will then use with the Shaka packager. The 'pssh' atom is important because it contains the DRM-specific header, such as the PlayReady one or the WideVine one. This site is for educational purposes only and does not guarantee anything. Enable encryption with Widevine key server. This site is for educational purposes only and does not In the ISO Base Media File Format (ISO BMFF, better known as MP4) the Protection System Specific Header (PSSH) box contains information about the DRM system that the stream is protected with. When a user sends a content stream request, the Widevine CDM receives . net/vod/widevine headers = Widevine-DL 加密的MPD清单内容下载器+解密器（不是Widevine密钥提取器！） 要求 ffmpeg，yt-dlp，aria2，widevine-l3-decryptor $ pip install ffmpeg yt-dlp aria2p 对于Linux用户，建议使用apt安装aria2。$ sudo apt-get install aria2 安装与运行 从下载并解压缩ZIP 安装要求 运行widevine-dl. This is the only way to support Smooth/PR content with a widevine CDM. net/vod/widevine headers = 文章浏览阅读1. While I see that there is a widevine system id in the pssh-box. exit(f"Only Widevine PSSH Boxes are supported, not {self. ) As ElCap says, the license server may check various fields inside the PSSH, and not only the key_id, so it's good to have a PSSH that is actually used by the service to see which fields are used. I tried with mpd, wide, lic etc but nothing come out. 0. Thanks, it worked out. MIT license Activity. Python based PSSH header dumper for MP4 / MP4 ISO Base Media File Format / DASH Fragments. py at main · medvm/widevine_keys The description of this issue points to code that only handles PSSH found in Widevine and PlayReady KEY tags (which should not include PSSH data from other key-systems). 1 watching. View Profile View Forum Posts Private Message Member Join Date Oct 2021 Location Vietnam. This means we will no longer be able. The PSSH is a box that contains information necessary for content protection. The Data field contains a protocol buffer (that is, a mechanism for serializing structured data; see Protocol Buffers). drm Note: Be sure to include the # before the PSSH Data value. Note. this is the right pssh for widevine: Copy the python output and paste it into headers. drm_specific_data option to specify a Base64 blob, point to a binary file that holds the "protobuf" PSSH data, or specify the full PSSH box. Here's your key btw: Oh! The hard ones first eh? edef8ba9-79d6-4ace-a3c8-27dcd51d21ed identifies it as widevine encrypted. please help me. What should I put in headers. The Widevine System ID is edef8ba9-79d6-4ace-a3c8-27dcd51d21ed. Other platforms (watchOS 4. I tried to get pssh using your recommended method in other threads but I receive always many errors, I think because or the pssh is wrong, or the link above is not the license URL. When specifying a full PSSH box, mp4split will change a v1 PSSH box into a v0 PSSH box for maximum compatibility. header) by myself and got 5 valid keys from cdrm-project Head over to PSSH Box Generator, click inside "System ID" box and select Widevine (Google). 优化标头部分，仅需要关键参数。 增加帮助部分，加入-h或--help即可阅读更详细的说明。 (a. (HBO Max, Disney+, Hulu and Udemy specific instructions included) if you follow the Obtaining PSSH guide and the knowledge gained from the how to guide on copying headers and getting the license URL, Hiding headers and special authorization to get the keys is not easy. 文章浏览阅读4. Its a unique identifer for your content (16 byte initialization vector, represented as 32 hexadecimal characters) DRM_WIDEVINE_PSSH: Base64 encoded String, PSSH payload Example: QWRvYmVhc2Rmc2FkZmFzZg== HINT: Some DRM providers provide you with a dedicated service to create and safely store If "Unable to find PSSH in mpd" - use this tool to get it manually or write to issues attaching a link to mpd About This repo created for bypassing Widevine L3 DRM and obtaining keys. can be used in a Widevine PSSH Header. Contribute to alastairmccormack/pywvpssh development by creating an account on GitHub. py with WKS-KEYS source. Widevine The "pssh" box for Widevine is synthesized according to the following rules: The key_id field is set to the KID as specified in the "tenc" box. The Widevine documentation details the specific messages that are possible. From that license request in your screenshot, left click it, find the request header with "dt-custom-data: long string" copy it and put it into the headers field. Can Widewine server returns fake key if the PSSH or the header of the request is incorrect? 2. I crafted up a custom request and sent it using PostMan with all the headers etc , however without the request being signed by an “authorized” application, eg Amazon’s android ExoPlayer currently expects: The pssh box either in the moov atom in the init segment, or alternatively in the mpd. py script. 13+, iOS 11. py - fill in the PSSH and URL Get keys 5th Dec 2021 09:04 #340. 4. Only critical params are needed in headers (rather than full headers). DRM_WIDEVINE_KID: also known as Key ID, or ContentID. Widevine also After Base64 > HEX conversion, you will find a Widevine-PSSH box, this can be found easily by searching with ctrl + f and searching for 70737368 PSSH header is always in a 000000xx70737368 where the xx is varied and can be from 1-9 in both x spots. The omitted parameter, encryption_scheme, has a default value of CENC, which is reflected in the PSSH data of Widevine and PlayReady. Usage. Python Based Widevine Modular PSSH Decoder. I had a lot of successes in the past few weeks, but struggle at one site, that is a bit more complicated (with pre-json-token-request). ライセンス情報は、MP4のPSSH（Protection Specific System Header 異なるDRMシステムで同じキーIDをとコンテンツキーを使用する必要があります。例えば、widevineのキーIDとコンテンツキーとplayreadyのキーIDとコンテンツキーの組み合わせが同じになる必要があります If I inspect MPD files, they seems to contain both Widevine and PlayReady PSSH, although there is only one stream at 1280x720 pixels (I've read that Widevine is used for low resolution streams and PlayReady for high resolution ones when in the same source page). All Base64 encoded strings use the standard encoding PSSH box = PSSH header + PSSH system ID (for Widevine, EDEF8BA9-79D6-4ACE-A3C8-27DCD51D21ED) + 32-bit data size (0000001c) + PSSH payload PSSH header is (000000xx70737368), you will take the 8 digits before 7073 xx is changeable. PSSH contains a PlayReady Object (PRO) as its Data field, with an enclosed, UTF-16 little endian PlayReady Header v4. What command shou For requests that require specific headers, you'll need to modify the headers. widevine. 4 forks. Can we have multiple PSSH in the init MP4 file? Currently the Python script return only 1 PSSH? I'm not sure if multiple Widevine PSSH(s?) are possible but multiple PSSH(s?) from different vendors are definitely possible and are actually often the An example to generate a Widevine PSSH Data/Box with content-id 'test_id' and provider 'widevinve_test' go-pssh-generator is a Protection System Specific Header ('pssh') boxes generator written in Go (Golang). Supported protection systems include Widevine, PlayReady, FairPlay, Marlin, and CommonSystem. You will typically find a PSSH box: inside a <cenc:pssh> element in a DASH MPD manifest; within a pssh For Widevine, the --widevine-header option is used to specify the value of the Widevine DRM data. The protoc compiler is used during the build process to translate the protobuf interface definition for Widevine PSSH data into Rust structs. phucdemon. Widevine Classic仅在传统设备中支持，并且要求媒体被打包成专有的. Copy from "8 digits before 7073" to the end. It depends on what the License Server is expecting. Widevine pssh is provided as an input in the protection data, and the KID in the Widevine pssh is then set/replaced according to the KID provided in the ProtectionHeader of the Smooth manifest. ; So your The part about "An implementation (the user agent and/or CDM) must be able to examine multiple 'pssh' boxes" implies that this expected to work, but it isn't clear if the fault is with the Widevine CDM, or if the shaka library is supposed to dis-aggregate the two PSSH boxes, and only feed the Widevine box to the widevine CDM (which is the one A simple guide to downloading and decrypting widevine protected content. stm. Forks. - widevine_keys/l3. PSSH (Protection The library allows to parse/serialize PSSH boxes with Widevine, PlayReady or Nagra payload macOS 10. ; A sinf box under moov->trak->mdia->minf->stbl->stsd->sample_entry, where sample_entry is enca or encvin your audio and video streams respectively. Resources. Once you've identified the necessary components, you can You will typically find a PSSH box in a <cenc:pssh> element in a DASH MPD manifest, or in the initialization segment of a media stream (an fMP4 fragment), or in an EXT-X-SESSION-KEY field of an m3u8 playlist. py script, there is no system id for playready. 0+, tvOS 11. Widevine PSSH data. ") if not isinstance(key_ids, list Using information such as the MPD and PSSH (Protection System Specific Header), the CDM determines the DRM system to employ. Generate a Widevine PSSH. Index 4 though, brings us to our first, meaningful design decision. Untick cache and then click send. rs file. 0 (PRH) as its only record value. 1~5. 1）、传统智能电视、Google TV等等 First the good news, I was able to find the right PSSH and license request (inkl. This can be directly the content of a PSSH box (obtained from a key server for example), In the ISO Base Media File Format (ISO BMFF, better known as MP4) the Protection System Specific Header (PSSH) box contains information about the DRM system that the stream is Convert PlayReady PSSH data to Widevine PSSH data. You can use the --widevine. . 🚀 Seamless Installation via pip; 🛡️ Robust Security with message signature verification PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. Including both “mspr:pro” and “cenc:pssh” will enable old players including a player based on Silverlight, and new players including web pages using script to play protected 输入base64编码或十六进制的Key ID即可自动转化为PSSH. Python implementation of Google's Widevine DRM CDM (Content Decryption Module) - devine-dl/pywidevine 🧰 Create, The script will be revoked and blocked by Google and Widevine at May 31st. 0+, Linux, Android) have experimental support PSSH is a standardized container that holds This repo created for bypassing Widevine L3 DRM and obtaining keys. py? There will be more episodes in future, so You can either use the build-script with the shaka-packager, or you can simply generate the python protobuf files from the widevine header proto file directly. The default configuration uses a prebuilt protobuf compiler, which must be locally installed (from Debian package protobuf-compiler, for example). Within the sinf we expect to find schi->tenc, which contains the keyID. There is no pssh nor default KID inside the mpd Amazon requires vmp validation, meaning the request to license server needs to be signed by the requesting application. ") key_id_uuids = self Python implementation of Google's Widevine DRM CDM (Content Decryption Module) - devine-dl/pywidevine. py 输入项 WideVineDecryptor Prompt emelogger via greasemonkey should get the pssh license url differs from site to site, you'll need to use different search criteria like token, acquire, drm, widevine, license, method:POST (since dramax is turkish, maybe an latin wrangling of a turkish word for license or token) It's hit and miss, lad. Blu-ray / DVD Region Codes Hacks; Blu-ray / DVD Players Data ==> Widevine PSSH Data ==> Key ==> IDs 4C48E14E-F174-1078-AB70-A3F719894AC1 Protection Scheme. app. net/vod/widevine headers = How to obtain key for playready? Any help appreciated. log. Given a Key ID, this tool generates a Widevine PSSH box and displays it in Base 64 format. pywidevine Python Widevine CDM implementation. Those are the response headers, you should use the request headers. These are in HEX. A new browser-based tool to make Widevine license requests to a server, to obtain decryption keys: Provide the PSSH, the URL of the license server and any required HTTP request headers, and a CDM in WVD format, and it should show you the decryption keys. The description for the lines of syntax include: • Use the command line option --widevine-header to specify the Widevine PSSH Data value with a # in front of the value. 直播流中的DRM涉及到一个Key Rotation的概念，所谓key rotation就是加密内容的key可以随时间变化，一般用于直播流媒体，但是在点播中也是可能存在的（may be optional for VOD streams）. here is the python code: import requests,json api_url = You just copy your pssh and headers with "space" & mistakes. 根据widevine文档，key rotation往往结合fragemented mp4格式使用，利用关键的moof和pssh（包含drm初始信息） box完成。 The “mspr:pro” element is defined by Microsoft PlayReady, and includes only the PlayReady Header Object (PRO) information, not the box structure included in “pssh” and “cenc:pssh”. py $ python3 widevine-dl. It seems to work (I get a suitable token and pass it the right way), but doesn't at last. 我们先来了解Widevine的历史及其支持。Widevine一共有两个版本，分别是Classic和Modular。 Widevine Classic. DRM with multiple keys for Unified Packager. PSSH (Protection System Specific Header): Widevine DRM generally requires a cenc ssh element within the <ContentProtection> element. (The base64 encoding of the PSSH boxes are different, probably because the order of fields inside the protobuf-encoded PSSHData is different. 1k次。Widevine是谷歌的DRM解决方案，用于保护视频内容的版权。它分为Classic和Modular两个版本，目前主要使用的是Modular，支持MPEG-DASH、HLS等协议。Widevine系统包括许可证服务器、CENC加密、Shaka打包器和OEMCryptoModule，其中OEMCryptoModule在设备的可信层中解密内容。 The PHP code provided above is a function that generates a PSSH (Protection System Specific Header) for a given key ID (kid) and Widevine UUID. (The response data of Widevine 还支持 MPEG-DASH、HLS、MSS、CENC 和 CMAF，使它成为视频领域流行的 DRM 解决方案流媒体。 你也可以插入CENC pssh（Protection System Specific Header）识别使用的DRM cenc="urn:mpeg:cenc:2013"/> <ContentProtection schemeIdUri="urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"> <cenc:pssh xmlns:cenc I just got a promising response from a license server and i'm pretty sure that the keys are under "contentKeyIds". Contribute to unifiedstreaming/pycpix development by creating an account on GitHub. system_id}. Make a Widevine DRM license request to obtain decryption keys for a specified PSSH. The <widevine-header> argument can be either: (1) the character '#' followed by a Widevine header encoded in Base64 (either a complete PSSH box or just the PSSH box payload), or (2) one or more <name>:<value> pair(s) (separated by '#' if more than one) specifying fields of a Widevine header (field names include 'provider' [string], 'content_id Widevine的历史和版本. A working Script to get your keys (after placing your cdm in the script) , there is wks-keys,widevine_keys and online ones like https://cdrm-project. Either Key ID in base64 or in hex will convert to PSSH automatically. 3. There's only a limited amount of information within a PlayReady PSSH header that can be used in a Widevine PSSH Header. PSSH example: Widevine-DL 加密的MPD清单内容下载器+解密器（不是Widevine密钥提取器！） 要求 ffmpeg，yt-dlp，aria2，widevine-l3-decryptor $ pip install ffmpeg yt-dlp aria2p 对于Linux用户，建议使用apt安装aria2。 PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. wvm格式。它曾支持旧版本的Android系统（3. Watchers. While i'm aware that these are Base64 encoded (hex), i'm not sure how to get them into the <keyid>:<key> format. 7k次。逻辑上，安全世界中，安全系统的OS提供统一的服务，针对不同的安全需求加载不同的安全应用TA(Trusted Application)。DASH为不同DRM系统构建了一个简单有效的系统，以共享密钥，密钥标识符，加密算法，参数和信令，以及将专有数据存储在保护系统特定报头（PSSH）中的位置，但将 08/02/2013 Change single Widevine PSSH to an array containing Widevine and PlayReady. Getting to the pssh, license and so on is fine, but when converting the license in curlconverter something very very long comes out and I don't know what the "headers" are exactly so that it can give me the key later when entering the pssh and license. This is an open-source website where you can quickly extract the Protection System Specific Header (PSSH) by using the initialization file. raise ValueError(f"Only Widevine PSSH Boxes are supported, not {self. --playready_extra_header_data <string> Extra XML data to add to PlayReady PSSH data. decrypt widevine with L3 CDM. You give initialization header to Widevine CDM to prepare you the request which you will send to Widevine license server. The description for the lines of syntax include: Use the command line option --widevine-header to specify the Widevine PSSH Data value with a # in front of the value. You can check Emarsden's tool to validate your PSSH. py file in this repository to include the necessary headers before running the l3. You can have it in the "init segment", which is essentially an ISO Base Media File Format fragment containing (typically) the 'moov' atom and -- relevantly for this question -- the 'pssh' atom. Last edited by naim2007; 23rd Oct 2022 at 10:28 . This request is initially sent to the player, which in turn communicates it to the Widevine license server. Widevine encryption options¶--enable_widevine_encryption. com/diagnostics under "Generate widevine PSSH". The CENC signaling is added to all output formats it applies to (PlayReady, Widevine and Marlin). Forum. The KID replacement logic is useful for Smooth/PR to CENC/Widevine transformation. As an alternative if the vendored-protoc feature is https://pssh-extractor. Widevine PSSH actually have fields for key id and content ID Decrypt Widevine and PlayReady protected content. The function takes the key ID and Widevine UUID as parameters and returns the generated PSSH as a base64-encoded string. The converted data may or may not result. 0+ and Windows are supported by the module code base. Stars. BTW, you get cached keys with only the PSSH; the other infomatiion (license url & headers) were correctly input by the person who provided the information and generated the keys that were saved. lic The above code requests information from the DoveRunner KMS server to package the content with the ID of test_content_id into three different DRMs: Widevine, PlayReady, and FairPlay. There's only a limited amount of information within a PlayReady PSSH header that. After considering all the obstacles before me, I have decided not to pursue this this quixotic adventure any further. The Key server will respond with Protection System Specific Header (PSSH) data for Widevine and Content Key(s) that are associated with the ContentId. vercel. New field in response is called content_protection. Submit Paste from fetch Reset Paste from fetch Reset Get kid from ism/mpd/media then make pssh from kid on https://integration. You always want to copy the 6 0's before the xx as well. When a "pssh" box is not present for a DRM system then the Origin synthesizes one just-in-time. posted 2024-02-20 (updated 2025-01-03) First we must ask ourselves, what is Widevine? DRM solution acquired by google in 2010; Three levels, L1, L2, L3 L1 (in android) is done inside the Trusted Execution Environment (TEE), so hardware dependant Initialization header is used to identify which DRM services are supported, and what keys to request from those services. but error "error unable to parse license - check protobufs " i'm using l3. The Protocol Buffers tutorial for python describes nicely how to use protoc to compile the necessary python code. Keep blank Crypto Period You will need to note the header information and know how to apply it to the python program. There are generally 2 PSSH extracted. Creating an encrypted license request. Youtube with yt-dlp & Widevine DRM decoding; Youtube with yt-dlp & Widevine DRM decoding. In the box that says "Key IDs", paste the KID from the MPD. Based on this information, a client can acquire the license (including the key) that is needed to decrypt and play the media content. Widevine and Playready. Can be specified even if using another key source. py --widevine-system-id \ --content-id 7465737420636f6e74656e74206964 --hex hello, I would like some help to retrieve the decryption key from the mpd file with python. Now 最近在工作遇到了关于 pssh0 的关键词标记。当然你第一样看，可能并不清楚这个是什么东西，但是如果你是做多媒体 DRM 的，你或许会对 PSSH 有所了解。这里结合着搜索的资料简单介绍下这个 PSSH是什么东西，而这里面的 0 又是什么含义。 PSSH-Protection System Specific Headers 顾名思义，就是保护系统特定 在本文中，我们将深入了解谷歌的Widevine DRM解决方案——它是一种流行的DRM解决方案，在Web和移动生态系统中获得了广泛支持。 你也可以插入CENC pssh（Protection System Specific Header）识别使用的DRM PSSH AAAAN3Bzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABciD0FTUzIwMjMwOTAwMTU5MUjj3JWbBg== license url https://kdcid. com. I did it in the wrong section))) Quote PSSH: The Widevine modular specific protec tion system specific header (PSSH) data for the encryption process; Base 64 encoded. In the mpd file I can't see PSSH but I can see the kid. udwz upmdo jbwm wzdab ezad hlajnw ezlzo hqmcust nqijvg ixmre wurpeq unaudn wegrpn hikxt kvktkn