Guide to install xhprof in WordPress to debug slow PHP page speed generation

Guide to profiling Wordpress with tideways XHProf PHP profiler to debug and optimize slow web server page load speed | Continue reading


@tech.michaelaltfield.net | 1 year ago

Hardening Guide for PhpList

This post will outline recommended steps to harden phpList after install to make it reasonably secure. phpList is the most popular open-source software for managing mailing lists. Like wordpress, they have a phplist.com for paid hosting services and phplist.org for free self-hos … | Continue reading


@tech.michaelaltfield.net | 4 years ago

BusKill: $20 dead-man-switch for if someone physically yanks your laptop away

BusKill is a Kill Cord for your laptop implementing a Dead Man Switch using $20 in USB hardware + udev rule to trigger your laptop self-destruct if stolen. | Continue reading


@tech.michaelaltfield.net | 4 years ago

Guide for fixing GPG keyring after importing a poisoned certificate

Did Cert Flooding break your email? This guide shows how to detect & clean poisoned keys in your keyring and how to update your config to prevent importing poisoned keys in the future | Continue reading


@tech.michaelaltfield.net | 4 years ago

Story of Finding Unauthorized Screenshots in Android Phones

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@tech.michaelaltfield.net | 5 years ago