Paragon Initiative Enterprises Blog

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

Building Searchable Encrypted Databases with PHP and SQL

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


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


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.


Preventing SQL Injection in PHP Applications - the Easy and Definitive Guide

It's 2015; there's no excuse for writing code vulnerable to SQL Injection any more


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