Paragon Initiative Enterprises Blog

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

Common Uses for Cryptographically Secure Random Numbers

Some useful things that can be built with a CSPRNG.


How to Securely Generate Random Strings and Integers in PHP

A lesson on cryptographically secure pseudorandom number generators in PHP, and how to generate random integers and strings from a high quality entropy source like /dev/urandom to generate secure random passwords 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