Difference between revisions of "OpenChaos/Hacking Digital Watermarks"
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