communicating-through-a-secure-channel.md

title	description	keywords	ms.date
Communicating Through a Secure Channel	Communicating Through a Secure Channel	copy protection WDK COPP , secure communication channel video copy protection WDK COPP , secure communication channel COPP WDK DirectX VA , secure communication channel protected video WDK COPP , secure communication channel security WDK COPP authentication WDK COPP	04/20/2017

Communicating Through a Secure Channel

This section applies only to Windows Server 2003 SP1 and later, and Windows XP SP2 and later.

To use COPP, a secure communication channel must be established between the application and the certified physical output connector of the graphics adapter. The following topics describe establishing and using a secure communication channel:

Authenticated Key Exchange

Command Security and Authenticity

Status Security and Authenticity