"The" evils have much simpler ways to "crack" your security, a common way (rumors) is, that
- "they" grab all your computer staff - see its encrypted
- return the computer - ... with an keylogger, small on the mainboard/keyboard/usb-bus/... - then, come about 2 weeks/months later again
-- BOFH excuse #97:
- Linux-crypto: cryptography in and on the Linux system Archive: http://mail.nl.linux.org/linux-crypto/