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 ...

In this guide, I will explain the options at your disposal for encrypting files using open-source software on a Linux, Mac, or Windows computer. You can then transport this digital information across ...

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 ...

Editor's Note: The following is an excerpt from chapter 11, "Keeping Your Data Private", of Peter van der Linden's Guide to Linux, published August 2005 by Prentice Hall, ISBN 0-13-187284-2. In Part 1 ...

If I leave out the echo/--passphrase parts and enter the exact same passphrase when prompted, it works just fine. When I try to do it all at once, I get the error ...

I’ve only recently been motivated to encrypt a small portion of my email. Though I’ve been familiar with various encryption methods for a long time and PGP in particular, I found that I had to step ...