DRM Can't Work - HDCP Key is Loose

Robert Gauld

The issue with DRM, as constantly pointed out by Steven Gibson on the Security Now podcast, is that as the player can play the content it can also decrypt it. Whilst the software/hardware doing the copy protection may not support it as an option is is required to have all the information needed (as in the algorithm and the secret), and these can, with varying degrees of difficulty, be extrated in order to break the copy protection.

www.zdnet.com/blog/government/so-now-that-the-hdcp-key-is-loose-what-does-it-all-mean/9415