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 ...

Encrypting files from the command line is simple with gpg. You can use it to encrypt and decrypt files with a password. The command gpg is part of GnuPG. GnuPG stands ...

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.

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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 ...

In our previous installment in the encryption series, we looked at how you could encrypt your files using PGP. Apps that use the PGP technology have several advantages over other encryption ...

Thunderbird is a popular free email client that comes with great features. Many people use it, and it has numerous add-ons which can be used to extend its functionality and appearance. Generally, the ...