Paragon Initiative Enterprises Blog

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

How and Why Developers Use Asymmetric (Public Key) Cryptography in Real-World Applications

A brief overview of the various common use-cases of asymmetric cryptography (also known as "public-key cryptography") from the perspective of a software developer.


Paseto is a Secure Alternative to the JOSE Standards (JWT, etc.)

Paseto (Platform-Agnostic Security Tokens) is everything JWT should be, but isn't (namely, secure)


The 2018 Guide to Building Secure PHP Software

Everything a developer needs to know to build secure software in the PHP programming language in the year 2018


The Quick Guide to Simple and Secure Automatic Updates

How to build your own automatic update system that is verifiably secure.


Checklist-Driven Security Considered Harmful

Application security has a checklist problem; we propose a better way forward.


How We Engineered CMS Airship to be Simply Secure

A deep dive into the security engineering decisions that went into CMS Airship. A lot of the decisions we made are subtle.


No Way, JOSE! Javascript Object Signing and Encryption is a Bad Standard That Everyone Should Avoid

JWT, JWE, JWS, etc. are terrible designs and need to be scrapped, not resuscitated.


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

A Brief Introduction to our Split Token Approach


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+


Guide to Automatic Security Updates For PHP Developers

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


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