Paragon Initiative Enterprises Blog

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

Split Tokens: Token-Based Authentication Protocols without Side-Channels

A Brief Introduction to our Split Token Approach


Cryptographically Secure PHP Development

Your field guide to building secure cryptography features in PHP


Configuration-Driven PHP Security Advice Considered Harmful

A lot of articles posted online that claim to be about PHP security are patently false and misleading.


Let's Make 2017 the Year of Simply Secure PHP Cryptography

Our plan to make libsodium a core PHP extension and write a userland polyfill for PHP 5.2.4+


Everything You Know About Public-Key Encryption in PHP is Wrong

The perils and pitfalls involved with implementing public-key encryption in a PHP project, and how to do it right.


Do-It-Yourself Hand-Crafted, Boutique, Artisinal Cryptosystems

How to quickly and effectively design a secure, custom cryptography protocol for your applications.


Guide to Automatic Security Updates For PHP Developers

Greatly improve the security of your software by making it automatically apply the latest security updates.


Untangling the Forget-Me Knot: Secure Account Recovery Made Simple

How to implement a secure and robust "I forgot my password" system.


HTTPS Made Easy: Setting up Caddy for PHP 7 on Debian Jessie

How to setup the Caddy webserver to work with PHP 7 on Debian Jessie


Constant-Time Encoding: Boring Cryptography, RFC 4648, and You

The case for character encoding that is safe to use to encode cryptographic secrets.


Need Technology Consultants?

Will tomorrow bring costly and embarrassing data breaches? Or will it bring growth, success, and peace of mind?

Our team of technology consultants have extensive knowledge and experience with application security and web/application development.

We specialize in cryptography and secure PHP development.

Let's Work Together Towards Success

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