"System-wide security solutions such as SELinux, AppArmor, Bastille and grsecurity can, in most cases, make your Linux desktop more than reasonably secure. But there are still cases where file or directory encryption is necessary. Here are some tools that can help you when you need to move files outside of your home computer, carry personal data around with you on a pendrive, or send email messages containing sensitive information.
"Most of these tools are command-line only, but they are so simple that even the most CLI-challenged newbie should be able to use them with little effort. All are highly portable, small in size, and have few or no library dependencies..."
