Free open-source disk encryption software for Windows Vista/XP, Mac OS X, and Linux

Free open-source disk encryption software for Windows Vista/XP, Mac OS X, and Linux

TrueCrypt is free open-source disk encryption software for Windows, Mac OS X and Linux.

Free Open-Source On-The-Fly Disk Encryption Software for Windows XP/2000 and Linux

Отличная программа, спасшая немало хороших людей и отличный проект, основанный на идеологии Open Source