Making and breaking HDCP handshakes

Monday, 17 April 2006, 1:36 AM EST

Suppose you connect an HDMI-compliant next-gen DVD player to an HDMI-compliant TV, and you try to play a disc. Before sending its highest-res digital video to the TV, the player will insist on doing an HDCP handshake. The purpose of the handshake is for the two devices to authenticate each other, that is, to verify that the other device is an authorized HDCP device, and to compute a secret key, known to both devices, that can be used to encrypt the video as it is passed across the HDMI cable.

At the Freedom to Tinker blog.

[ Read more ]




Spotlight

How safe are Android-based children’s tablets?

Looking for an Android-based tablet for your child but don't know which one to choose? If you are concerned about the device's protection against random hackers, Bluebox Security has just released a review of the nine most popular Android tablet models aimed specifically at children.


Weekly newsletter

Reading our newsletter every Monday will keep you up-to-date with security news.
  



Daily digest

Receive a daily digest of the latest security news.
  
DON'T
MISS

Thu, Feb 26th
    COPYRIGHT 1998-2015 BY HELP NET SECURITY.   // READ OUR PRIVACY POLICY // ABOUT US // ADVERTISE //