Blog Archive


I like to write. Here's a collection of my blogposts.

Starting with sponsorships for this blog


Despite revoked CA’s, StartCom and WoSign continue to sell certificates


Google Infrastructure Security Design Overview


WordPress to get secure, cryptographic updates


Staying Safe Online – A short guide for non-technical people


A collection of Drupal Drush one liners and commands


Show the environment variables of a running process in Linux


In 2017, I’m going to stop watching the news


Mac OSX keeps prompting SSH key passphrase, does not use KeyChain


In virtual environments, less (CPU’s) is more


Laravel: The only supported ciphers are AES-128-CBC and AES-256-CBC with the correct key lengths


Apache HTTP authentication in .htaccess


Run Nginx proxy in Docker container for HTTP/2


Varnish 5.x VCL configuration templates


Pi-Hole: A DNS-based blacklist for ads and tracking for Raspberry Pi


Varnish Explained


macOS: Convert PDF to PNG files for each page


From MailChimp to Sendy: how I saved 600$ a year


Heads up: CentOS 5 goes end-of-life in 6 months


Varnish Cache 5.0 Released


Podcast: Application Security, Cryptography & PHP


TCP vulnerability in Linux kernels pre 4.7: CVE-2016-5696


youtube-dl: download audio-only files from YouTube on Mac


Mark a varnish backend as healthy, sick or automatic via CLI


zsh: slow startup for new terminals