Difference between revisions of "OpenChaos/Hacking Digital Watermarks"

From C4 Wiki
Jump to: navigation, search
Line 8: Line 8:
 
*smartcards & magstripe cards
 
*smartcards & magstripe cards
 
*whatever we encouter on our way
 
*whatever we encouter on our way
 +
 +
===Digital Watermarks===
 +
DWM
 +
*use LSBs (low significant bits)
 +
*add high freq (pseudo ) nouse / spread
 +
*echo watermark
 +
*MPEG stream watermarking

Revision as of 19:22, 21 October 2005

by Tim TimeWaster tim@timit.nl

klaphek projects

commercial break Klaphek, a cool hacker magazine and group

  • Bluetooth http://thetoy.co.uk is your wet dream
  • prepeaid web-only GPRS
  • smartcards & magstripe cards
  • whatever we encouter on our way

Digital Watermarks

DWM

  • use LSBs (low significant bits)
  • add high freq (pseudo ) nouse / spread
  • echo watermark
  • MPEG stream watermarking