Computer Whiz (Fallout 3)

Computer Whiz is a Fallout 3 Perk.
 * Requirements: Level 18, Intelligence 7, Science 70%
 * Ranks: 1
 * Benefit: Fail a hack attempt and get locked out of a computer? Not if you’re a Computer Whiz! With this perk, you can attempt to re-hack any computer you were previously locked out of.

Commentary
You could, of course, quick save before hacking and quick load if you fail.