Paragon Initiative Enterprises Blog

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

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

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


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.


How to Safely Store Your Users' Passwords in 2016

Salted Password Hashing with Argon2, Scrypt, Bcrypt, and PBKDF2


Choosing the Right Cryptography Library for your PHP Project: A Guide

If you're wondering which cryptography library you should use in your project, this should help make the decision easier.


Preventing Timing Attacks on String Comparison with a Double HMAC Strategy

Preventing side-channel attacks (i.e. timing attacks on MAC validation) and dangerous compiler optimizations with a blinded comparison.


The Comprehensive Guide to URL Parameter Encryption in PHP

If you ever wondered the best way to encrypt a username or row ID for an obfuscated URL in PHP, this is the article for you.


How to Safely Implement Cryptography Features in Any Application

No matter what language you're developing in, there's really only one cryptography library that shines above the rest.


You Wouldn't Base64 a Password - Cryptography Decoded

A human-readable overview of commonly misused cryptography terms and fundamental concepts.


If You're Typing the Word MCRYPT Into Your PHP Code, You're Doing It Wrong

Alternative title: "Libmcrypt considered harmful." You should use libsodium if you can, or OpenSSL if you can't.


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