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 ...

Encryption is one of the pillars of modern-day communications. You have devices that use encryption all the time, even if you are not aware of it. There are so many applications and systems using it ...

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 ...

Do you need to email your wife your Social Security number? Send confidential business plans to your partner in Thailand? Send your hacker buddies the recovered hashes from last night's breach? Try ...

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 ...

In our last episode of Private I, I explained the basics of public-key (PK) cryptography, a way to scramble messages in a way that only someone possessing a particular key can decrypt, without that ...