There are many reasons to encrypt files — even on a system that is well maintained and comparatively secure. The files may highly sensitive, contain personal information that you don’t want to share ...

How to easily encrypt/decrypt a file in Linux with gpg Your email has been sent Stop your search for an easy way to encrypt and decrypt files in Linux -- the built-in gpg tool will do the trick. No ...

Encryption is an interesting thing. The first time I saw encryption in action was on a friend’s Gentoo Linux laptop that could only boot if the USB key with the boot partition and decryption key was ...

If you intend a really secure system, do a Web search for "secure delete Linux" to locate some free tools to help with this. The encrypted file is longer than the plain-text file because GPG puts some ...

GnuPG, the open replacement for PGP, is an excellent tool to manage cryptographic signatures to files or e-mails for validity and integrity, as well as a tool to encrypt and decrypt sensitive files.

I have been focusing a lot on security and privacy issues in this year's columns so far, but I realize some of you may expect a different kind of topic from me (or maybe are just tired of all this ...