Paragon Initiative Enterprises Blog

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

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


Assuring Ciphertext Integrity for Homomorphic Cryptosystems

How to build a homomorphic encryption scheme that is not vulnerable to chosen-ciphertext attacks, using blockchain-like protocols.


Securing the PHP Community with Paragon Initiative Enterprises Hosted Services

Introducing PIE-Hosted Services to Help Further our Goals to Secure the Entire PHP Ecosystem


Certainty: Automated CACert.pem Management for PHP Software

Our new open source library, which keeps your Certificate Authority certificate bundle up-to-date.


Supply Chain Attacks and Secure Software Updates

Recent events have put supply chain attacks against software updaters on everyone's radar. Scott explains what this means and what to do about it.


The Quick Guide to Simple and Secure Automatic Updates

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


Introducing Ward: Web Application Realtime Defender - WAF, IDS, Automatic Security Updates for PHP Software

Ward is our latest security product, intended to help secure e-Commerce platforms.


It Turns Out, 2017 is the Year of Simply Secure PHP Cryptography

A reflection on the first six months of the year, ext/sodium landing in PHP 7.2, and where to go from here.


Chronicle Will Make You Question the Need for Blockchain Technology

With Chronicle, you probably don't need a blockchain to solve your problems anymore.


Hardening Your PHP-Powered APIs with Sapient

How to use Sapient, our new Secure API Toolkit, to Harden your PHP 7 software.


Libsodium Quick Reference: Similarly-Named Functions and Their Use-Cases

A quick comparison of libsodium functions with similar names/purposes, and which one to use for a specific use case


Why You Want Paragon Initiative Enterprises to Audit Your Code

Why your software product needs code audits (particularly with cryptography), and how we deliver a higher standard of service.


Building Searchable Encrypted Databases with PHP and SQL

How to implement field-level data encryption while still allowing fast queries.


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


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+


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