Paragon Initiative Enterprises Blog

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

Scott Arciszewski - Blogroll

Chief Development Officer

With 15 years of software development, application security, and system administration experience, Scott aspires to help others attain a happier work-life balance by solving difficult problems and automating trivial tasks. He is mostly known in the community for his open source software security research and strong progressive positions on providing tools and frameworks that are secure by default. @CiPHPerCoder


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


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.


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.


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+


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

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


Our Software Development Philosophy

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


On The Design and Implementation of a Stealth Backdoor for Web Applications

Or: How I won the password hashing category for the Underhanded Crypto Contest at DEFCON 23.


Don't Fear the Hacker - The Missing First Step in Cybersecurity Plans

Or: How I learned to stop worrying and love software exploitation.


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