Secure Sockets Layer is a network communication protocol that provides security for data at the transmission level. SSL encrypts data connections so that attackers cannot break into secure network ...

I'm looking to encrypt a file with OpenSSL functions (blowfish, des, rc4-- haven't picked one yet). Anyhow, after decrypting a file, I need to know if the file was correctly decrypted. The only way it ...

Last year, in between writing Take Control books and Macworld articles, I managed to squeeze in another little project – writing the 900-page “Mac Security Bible,” published in January 2010 by Wiley.

When sending your credit card number through a public medium, such as the Internet, your financial credibility may be compromised if the number is not first encrypted. It is impossible to tell who may ...

Keeping your personal data safe doesn't have to be difficult—as long as you keep the sensitive stuff encrypted and under your control. That's why this week we're looking at the five best file ...

Encrypting files, folders, and drives on your computer means that no one else can make sense of the data they contain without a particular decryption key—which in most cases is a password known only ...

OpenSSL is a powerful Secure Sockets Layer cryptographic library. Apache uses it for HTTPS encryption, and OpenSSH uses it for SSH encryption. But, you don't have to use it as a library. It's also a ...

Most of us have some rather sensitive files on our PCs. Whether it’s our tax returns, financial records, password lists (seriously, just use a password manager already), or just files you don’t want ...