Paragon Initiative Enterprises Blog

The latest information from the team that develops cryptographically secure PHP software.

If You're Typing the Word MCRYPT Into Your PHP Code, You're Doing It Wrong

Alternative title: "Libmcrypt considered harmful." You should use libsodium if you can, or OpenSSL if you can't.


Using Encryption and Authentication Correctly (for PHP developers)

A developer's short guide to encryption, authentication, and authenticated encryption with examples in PHP


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Our Security Newsletters

Want the latest from Paragon Initiative Enterprises delivered straight to your inbox? We have two newsletters to choose from.

The first mails quarterly and often showcases our behind-the-scenes projects.

The other is unscheduled and gives you a direct feed into the findings of our open source security research initiatives.

Quarterly Newsletter   Security Announcements