Explication d'une serrure anti BumpKey

http://www.mctyrelock.com/Key%20Bumping.html

Lockpicking tools

http://www.dealextreme.com/p/high-quality-klom-31-piece-set-hook-lock-picks-16416

Quelques liens

http://www.scribd.com/doc/54157330/Locks-Bump-Key-Present-a-Tie

http://osapi.over-blog.com/article-3484461.html

Bumping method

How to Make a Bump Key