Paragon Initiative Enterprises Blog

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

Choosing the Right Cryptography Library for your PHP Project: A Guide

If you're wondering which cryptography library you should use in your project, this should help make the decision easier.


Preventing Timing Attacks on String Comparison with a Double HMAC Strategy

Preventing side-channel attacks (i.e. timing attacks on MAC validation) and dangerous compiler optimizations with a blinded comparison.


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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