theres only one solution and I use it every time were getting new PCs and the old ones are sold
Get a erase program that uses DoD here are the specs
A high security (and slower) 7 pass sanitize method, matching the U.S. Department of Defense standards (DOD 5220.22-M). The method is implemented as described below: 1. Randomly generated character A; 2. Complement of character A; 3. Randomly generated data stream 4. Randomly generated character B; 5. Randomly generated character C; 6. Complement of character C; 7. Randomly generated data stream
Cyberscrub does that - theres no way in hell youll be able to recover anything after that even with the US fed programs (someone happen to know someone who had that program and someone tried it ;) )
http://www.cyberscrub.com/products/p...uite/index.php