Google Mending Another Crack in Widevine

guest · Oct 27, 2020

Google Mending Another Crack in Widevine
October 26, 2020
https://krebsonsecurity.com/2020/10/google-mending-another-crack-in-widevine/

For the second time in as many years, Google is working to fix a weakness in its Widevine digital rights management (DRM) technology used by online streaming sites like Disney, Hulu and Netflix to prevent their content from being pirated.

The latest cracks in Widevine concern the encryption technology’s protection for L3 streams, which is used for low-quality video and audio streams only. Google says the weakness does not affect L1 and L2 streams, which encompass more high-definition video and audio content.

“As code protection is always evolving to address new threats, we are currently working to update our Widevine software DRM with the latest advancements in code protection to address this issue,” Google said in a written statement provided to KrebsOnSecurity.
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This latest Widevine hack, however, has been made into an extension for Microsoft Windows users of the Google Chrome web browser and posted for download on the software development platform Github.
Google called the weakness a circumvention that would be fixed. But Hadad took issue with that characterization.

“It’s not a bug but an inevitable flaw because of the use of software, which is also why L3 does not offer the best quality,” Hadad wrote in an email. “L3 is usually used on desktops because of the lack of hardware trusted zones.”
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urther reading: Breaking Content Protection on Streaming Websites
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