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


Slice Of PIE #01

Paragon Initiative Enterprises answers several reader questions


Slice Of PIE #00

Slice of PIE is a new mini-series


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)


Our Ambitious Plan to Make Insecure PHP Software a Thing of the Past

Let's solve application security at an ecosystem level by updating outdated and/or insecure blog posts to refer developers to better practices.


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.


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.


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.


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