Blog Archive

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

Certificate Transparency logging now mandatory

Chalk Talk #3: how to optimise your content for Varnish

Upcoming presentation at LOADays: Varnish Internals – Speeding up a site x100

Chalk Talk #2: how does Varnish work?

Varnish: same hash, different results? Check the Vary header!

Varnishlog: show the hash() data in output

Drupal core – Highly critical – Remote Code Execution – SA-CORE-2018-002

It’s about what broke, not who broke it

Why I usually run ‘w’ first when troubleshooting unknown machines

Chalk Talk #1: An introduction to Varnish

Upcoming Drupal 7 and 8 core highly critical security release: March 28th

The security footgun in etcd

Enable the slow log in Elastic Search

Varnish 6.0 released

Laravel & MySQL auto-adding “on update current_timestamp()” to timestamp fields

Clear systemd journal

Announcing “Oh Dear!”: a new innovative tool to monitor your websites

Update a docker container to the latest version

Show IDN punycode in Firefox to avoid phishing URLs

Nginx adds support for HTTP/2 Server-Side Push

Chrome will mark all HTTP sites as “not secure”

Red Hat reverts microcode update to mitigate Spectre, refers to hardware vendors for fix

Mozilla Firefox to require HTTPS in order to use latest features

I’m taking a break from cron.weekly

Intel’s CPU vulnerabilities: Meltdown and Spectre