Blogpost archive

This is a list of all my blogposts. They range from highly technical to entry level, from Linux to PHP and server management.

If you have an interesting topic to write about, reach out and I'll see what I can do.

2017-05

2017-05-04 NIST recommendation: remove periodic password change requirements
2017-05-02 How to enable TLS 1.3 on Nginx
2017-05-02 Remote security exploit in all 2008+ Intel platforms
2017-05-01 Are homogenic nameserver names a single point of failure?

2017-04

2017-04-28 Top 5 security checks for secure, unhackable web applications
2017-04-24 cron.weekly issue #77: OpenStack, Moby, Caddy, Devuan, Linuxkit, Tmux, Jenkins & more
2017-04-21 Canada Just Ruled to Uphold Net Neutrality
2017-04-20 Follow-up: MIT no longer owns their /8
2017-04-20 Interview on Laravel Spark & DNS Spy
2017-04-19 MIT no longer owns 18.0.0.0/8
2017-04-19 DNS Spy has launched!
2017-04-11 Nginx might have 33% market share, Apache isn’t falling below 50%
2017-04-08 CAA checking becomes mandatory for SSL/TLS certificates

2017-03

2017-03-24 Intent to Deprecate and Remove: Trust in existing Symantec-issued Certificates
2017-03-20 cron.weekly issue #72: FreeBSD, lkml, llvm, dnscontrol, buck, ReOpenLDAP, Postfix, Bash, Xargs & more
2017-03-16 Finding the biggest data (storage) consumers in Zabbix
2017-03-09 Drupal 7.x Services module unserialize() to Remote Code Execution
2017-03-09 WordPress on PHP 7.1
2017-03-09 CVE-2017-2636: Linux local privilege escalation flaw in ‘n_hdlc’
2017-03-06 cron.weekly issue #70: GitHub, Kompose, Usql, tmux-cssh, HAProxy, icdiff, GlusterFS & more
2017-03-03 Log all queries in a Laravel CLI command
2017-03-02 Podcast: Config Management Camp: Kubernetes, Sysdig & Mgmt
2017-03-01 DNS Spy enters public beta

2017-02

2017-02-28 Mitigating PHP’s long standing issue with OPCache leaking sensitive data
2017-02-24 Cloudbleed: Cloudflare Reverse Proxies have Dumped Uninitialized Memory
2017-02-23 Announcing the first SHA1 collision
2017-02-23 Kernel patching with kexec: updating a CentOS 7 kernel without a full reboot
2017-02-22 Linux kernel: CVE-2017-6074 – local privilege escalation in DCCP
2017-02-18 Security is Hard: Where Do I Start?
2017-02-18 HTML & CSS Is Hard: A friendly web development tutorial
2017-02-12 PHP 7.2 to get modern cryptography into its standard library
2017-02-12 IETF Draft: Hypertext Transfer Protocol (HTTP) over multicast QUIC
2017-02-09 Introducing Docker Secrets Management
2017-02-08 Server-side timings in the Chrome Devtools
2017-02-07 Review: Ubiquiti’s Amplifi HD, mesh WiFi networking done right?
2017-02-06 Brotli compression saves 1.5 petabytes per day at Google’s Play Store
2017-02-06 Flame graphs for file systems
2017-02-06 cron.weekly issue #66: Git Filesystem, Security, JVM, Fission, Habitat, TLS 1.3
2017-02-04 Microsoft announces GVFS: Git Virtual File System
2017-02-02 Stop Disabling SELinux: A Real-World guide
2017-02-01 Standardising the “URL”

2017-01

2017-01-31 htop Explained Visually
2017-01-31 Implementing “Save For Offline” with Service Workers in the Browser
2017-01-29 A change of RSS feeds
2017-01-28 Look before you paste from a website to terminal
2017-01-27 Chrome 56 Will Aggressively Throttle Background Tabs
2017-01-23 Return of the Unauthenticated, Unfirewalled protocols
2017-01-19 Create a SOCKS proxy on a Linux server with SSH to bypass content filters
2017-01-18 Starting with sponsorships for this blog
2017-01-17 Despite revoked CA’s, StartCom and WoSign continue to sell certificates
2017-01-16 Google Infrastructure Security Design Overview
2017-01-16 WordPress to get secure, cryptographic updates
2017-01-11 Staying Safe Online – A short guide for non-technical people
2017-01-11 A collection of Drupal Drush one liners and commands
2017-01-11 Show the environment variables of a running process in Linux

2016-12

2016-12-31 In 2017, I’m going to stop watching the news
2016-12-28 Mac OSX keeps prompting SSH key passphrase, does not use KeyChain
2016-12-19 In virtual environments, less (CPU’s) is more

2016-11

2016-11-07 Laravel: The only supported ciphers are AES-128-CBC and AES-256-CBC with the correct key lengths
2016-11-07 Apache HTTP authentication in .htaccess

2016-10

2016-10-30 Run Nginx proxy in Docker container for HTTP/2
2016-10-28 Varnish 5.x VCL configuration templates
2016-10-23 Pi-Hole: A DNS-based blacklist for ads and tracking for Raspberry Pi
2016-10-20 Varnish Explained
2016-10-19 macOS: Convert PDF to PNG files for each page
2016-10-18 From MailChimp to Sendy: how I saved 600$ a year

2016-09

2016-09-29 Heads up: CentOS 5 goes end-of-life in 6 months
2016-09-15 Varnish Cache 5.0 Released

2016-08

2016-08-26 Podcast: Application Security, Cryptography & PHP
2016-08-16 TCP vulnerability in Linux kernels pre 4.7: CVE-2016-5696
2016-08-12 youtube-dl: download audio-only files from YouTube on Mac
2016-08-11 Mark a varnish backend as healthy, sick or automatic via CLI
2016-08-09 zsh: slow startup for new terminals
2016-08-09 Docker Cheat Sheet
2016-08-08 Awk trick: show lines longer than X characters
2016-08-08 Podcast: Ansible config management & deploying code with James Cammarata
2016-08-02 Postfix mail queue: deliver e-mail to an alternate address
2016-08-01 Chrome 52: return old backspace behaviour

2016-07

2016-07-30 Google’s QUIC protocol: moving the web from TCP to UDP
2016-07-29 Enable QUIC protocol in Google Chrome
2016-07-28 Varnish Agent: an HTML frontend to manage & monitor your varnish installation
2016-07-26 Why do we automate?
2016-07-25 A new website layout, focussed on speed and simplicity
2016-07-22 vsftpd on linux: 500 OOPS: vsftpd: refusing to run with writable root inside chroot()
2016-07-13 Highly Critical Remote Code Execution patch for Drupal (PSA-2016-001)
2016-07-11 How To Get Pokémon Go on iPhone Outside US
2016-07-06 The Bash For Loop, The First Step in Automation on Linux

2016-06

2016-06-23 Podcast: curl, libcurl and the future of the web
2016-06-03 I started a podcast for sysadmins and developers: SysCast

2016-05

2016-05-29 Limit the runtime of a cronjob or script
2016-05-17 The async Puppet pattern
2016-05-16 Redis: OOM command not allowed when used memory > ‘maxmemory’
2016-05-14 The day Google Chrome disables HTTP/2 for nearly everyone: May 31st, 2016
2016-05-06 Podcast: Devops, SSL & HTTP2 op HTTP Café
2016-05-05 Apple prepares iOS to move to IPv6-only networks
2016-05-04 Security week: 2x High Severity OpenSSL vulnerability & critical ImageMagick flaw

2016-04

2016-04-26 Yum Update: DB_RUNRECOVERY Fatal error, run database recovery
2016-04-26 Nginx 1.10 brings HTTP/2 support to the stable releases
2016-04-19 Staying up-to-date on open source announcements & security issues via Twitter
2016-04-17 Bash on Windows: a hidden bitcoin goldmine?