Covert Channels
  Goals
  Attempt to hide the data you're communicating.
  Attempt to hide the fact that you're communicating.
  Thus
  Actual data transfer should appear legitimate or innocuous to the casual eye.
  May or may not include encryption to scramble the data.

Copyright 2003, Bri Hatch of Onsight, Inc.

Presented at SecureWorld Expo, 2003.

Presentation created using vim and MagicPoint.