Blog Archive


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

Intent to Deprecate and Remove: Trust in existing Symantec-issued Certificates


cron.weekly issue #72: FreeBSD, lkml, llvm, dnscontrol, buck, ReOpenLDAP, Postfix, Bash, Xargs & more


Finding the biggest data (storage) consumers in Zabbix


Drupal 7.x Services module unserialize() to Remote Code Execution


WordPress on PHP 7.1


CVE-2017-2636: Linux local privilege escalation flaw in ‘n_hdlc’


Vault7: WikiLeaks leaks secret CIA hacking arsenal


cron.weekly issue #70: GitHub, Kompose, Usql, tmux-cssh, HAProxy, icdiff, GlusterFS & more


Log all queries in a Laravel CLI command


Podcast: Config Management Camp: Kubernetes, Sysdig & Mgmt


DNS Spy enters public beta


Mitigating PHP’s long standing issue with OPCache leaking sensitive data


Cloudbleed: Cloudflare Reverse Proxies have Dumped Uninitialized Memory


Announcing the first SHA1 collision


Kernel patching with kexec: updating a CentOS 7 kernel without a full reboot


Linux kernel: CVE-2017-6074 – local privilege escalation in DCCP


Security is Hard: Where Do I Start?


HTML & CSS Is Hard: A friendly web development tutorial


PHP 7.2 to get modern cryptography into its standard library


IETF Draft: Hypertext Transfer Protocol (HTTP) over multicast QUIC


Introducing Docker Secrets Management


Server-side timings in the Chrome Devtools


Review: Ubiquiti’s Amplifi HD, mesh WiFi networking done right?


Brotli compression saves 1.5 petabytes per day at Google’s Play Store


Flame graphs for file systems