Paragon Initiative Enterprises Blog

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

Solve All Your Cryptography Problems in 3 Easy Steps

A layman's introduction to using Halite, our libsodium wrapper


Keyggdrasil, Continuum, and the Cryptography Powering CMS Airship

A deep dive into the cryptography protocols that will secure your blog, should you choose to deploy CMS Airship.


Go PHP 7 - Our Commitment to Maintaining our Open Source Projects

This is our promise to the community to support PHP 5 projects until EOL, and then no later.


Introducing CMS Airship: A Secure Content Management System for the Modern Web

The beta release for a secure-by-default CMS built by Paragon Initiative Enterprises


Our Software Development Philosophy

A short meditation on the role of security engineering in software development


In 2015, We Moved the Needle Towards Being Secure

A year-in-review blog post about our projects at Paragon Initiative Enterprises.


Coming to WordPress 4.4: CSPRNG

In version 4.4 and on, WordPress's random number generator function (wp_rand) will now be cryptographically secure.


Quantifying Popularity in Real-Time for High-Volume Websites, Part 1

The first in a two-part series. We establish a mathematical definition for popularity within a given dataset and build some abuse resistance into the algorithm design.


How to Teach Yourself Application Security

We're maintaining a curated appsec reading list on Github -- check it out.


Implementing Secure User Authentication in PHP Applications with Long-Term Persistence (Login with "Remember Me" Cookies)

Login forms with a remember me checkbox are a common requirement. We explore the security of login forms and a robust model for remember me checkboxes.


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