Is is possible to record the sound of someone typing and then decipher what keys are being pressed?
posted by Yakuman on Jan 20, 2009 - 11 answers

Legitimate reason to decrypt a credit card? [more inside]
posted by doomtop on Dec 30, 2008 - 44 answers

What is the difference (legal or otherwise) between "decoding" and "decrypting?" [more inside]
posted by explosion on Sep 30, 2008 - 13 answers

GPG/PGP: Is it possible to verify that a file is a valid GPG/PGP file before decrypting it, without a signature? [more inside]
posted by unixrat on Jun 25, 2007 - 6 answers

How can I run a dictionary attack against a password-protected disk image file on OS X? [more inside]
posted by alms on Sep 24, 2006 - 16 answers

How do I encrypt my http traffic so my company can't read it? Oh, did I mention SSL is no longer an option since they intend to decrypt all SSL traffic that passes through their proxies? [more inside]
posted by Spoonman on May 11, 2006 - 35 answers

Given a couple of encrypted hash strings, I need to identify the algorithm used to generate the hashes so that I can brute-force decrypt them. More inside.. [more inside]
posted by mrbill on Jun 16, 2004 - 16 answers