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PHP

PHP the language, its ecosystem and extensions.

2023

An Ode to Open Source

Dec 15

In 2023 I managed to leverage mesh VPN networking to link my machines and remotely manage open source. The future is beautiful!

3 min · open source · PHP
PHP Strict Typing

Jul 6

Why use strict typing in a language that supports dynamic types? It’s all about managing the way PHP handles memory.

2 min · performance · PHP

2022

Understanding access control

Mar 18

Every application that allows authentication requires a proven form of access control. It’s important to understand the different formats available.

4 min · authentication · PHP
Cryptopals: Set 1 – challenge 8

Mar 14

The final Cryptopals challenge in set 1 involves detecting AES when used in ECB mode. It will become a handy utility later on …

1 min · Series: Cryptopals, part 9
Cryptopals: Set 1 – challenge 7

Mar 13

Next up with Cryptopals is a challenge to decrypt AES in ECB mode. This is relatively easy in PHP!

2 min · Series: Cryptopals, part 8
Cryptopals: Set 1 – challenge 6

Mar 12

A return to Cryptopals means we get to break the repeating-key cipher we were working with before. Breaking crypto is fun!

3 min · Series: Cryptopals, part 7
Cooking with credentials – pepper

Mar 6

No meal is complete without salt AND pepper. No password hashing scheme is truly secure without both, either!

3 min · cryptography · PHP
Cooking with credentials – salting

Mar 5

Learn how to securely hash and anonymize user passwords in PHP using native functions that automatically apply salt.

2 min · cryptography · PHP
Cooking with credentials – the basics

Mar 4

There are many ways to store user credentials for verification on the application side. Of all of them, only hashing is considered secure.

2 min · cryptography · PHP
You should learn PHP

Mar 2

PHP is the language that drives the Internet. It’s not the most publicly loved of languages, but its utilization makes it the most popular.

2 min · career · PHP
A Libsodium-based secure remote password scheme for PHP

Feb 24

Let’s geek out on my favorite form of authentication – not sending passwords over the wire in the first place!

6 min · authentication · cryptography
String comparison in PHP

Feb 23

PHP ships with multiple, native mechanisms for comparing arbitrary string values. Let’s take a closer look at two that quantify “sameness.”

2 min · PHP