MTU Ninja

Vincent Bernat

By date#

Offline PKI using 3 YubiKeys and an ARM single board computer March 2025
Auto-expanding aliases in Zsh March 2025
Customize Caddy's plugins with Nix November 2024
Fixing layout shifts caused by web fonts August 2024
Crafting endless AS paths in BGP July 2024
Why content providers need IPv6 June 2024

More…

Non-interactive SSH password authentication November 2023
DDoS detection and remediation with Akvorado and Flowspec March 2023
Building a SQL-like language to filter flows February 2023
Hacking the Geberit Sigma 70 flush plate February 2023
Fast and dynamic encoding of Protocol Buffers in Go February 2023
Managing infrastructure with Terraform, CDKTF, and NixOS December 2022
Akvorado: a flow collector, enricher, and visualizer December 2022
Broken commit diff on Cisco IOS XR December 2022
FRnOG #36: Akvorado September 2022
ClickHouse SF Bay Area Meetup: Akvorado July 2022
Custom screen saver with XSecureLock December 2021
Automatic login with startx and systemd December 2021
Git as a source of truth for network automation November 2021
How to rsync files between two remote servers? November 2021
FRnOG #34: how we deployed a datacenter in one click October 2021
Short feedback on Cisco pyATS and Genie Parser September 2021
Switching to the i3 window manager September 2021
ThinkPad X1 Carbon (Gen 7): 2 years later August 2021
Upgrading my desktop PC July 2021
Serving WebP & AVIF images with Nginx June 2021
Jerikan+Ansible: a configuration management system for network May 2021
Transient prompt with Zsh May 2021
Zero-Touch Provisioning for Juniper November 2020
My collection of vintage PC cards November 2020
Running Isso on NixOS in a Docker container November 2020
Speeding up bgpq4 with IRRd in a container September 2020
Syncing RIPE, ARIN, and APNIC objects with a custom Ansible module September 2020
Keepalived and unicast over multiple interfaces September 2020
Syncing NetBox with a custom Ansible module September 2020
Syncing MySQL tables with a custom Ansible module September 2020
Syncing SSH keys on Cisco IOS XR with a custom Ansible module September 2020
Writing a custom Ansible module September 2020
Zero-Touch Provisioning for Cisco IOS August 2020
Safer SSH agent forwarding April 2020
Downgrading all Debian packages to a specific date January 2020
ThinkPad X1 Carbon 2014: 5 years later January 2020
Replacing Orange Livebox router with a Linux box December 2019
Self-hosted videos with HLS: subtitles December 2019
Zsh prompt with asynchronous Git status November 2019
Securing BGP on the host with origin validation August 2019
A Makefile for your Go project July 2019
Writing sustainable Python scripts July 2019
Pragmatic Debian packaging May 2019
HiDPI on dual 4K monitors with Linux October 2018
BGP LLGR: robust and reactive BGP sessions October 2018
Multi-tier load-balancing with Linux May 2018
A more privacy-friendly blog April 2018
OPL2 Audio Board: an AdLib sound card for Arduino April 2018
Self-hosted videos with HLS April 2018
Go @ Exoscale March 2018
Integration of a Go service with systemd: socket activation March 2018
Route-based VPN on Linux with WireGuard March 2018
Packaging an out-of-tree module for Debian with DKMS March 2018
OPL2LPT: an AdLib sound card for the parallel port February 2018
L3 routing to the hypervisor with BGP January 2018
(Micro)benchmarking Linux kernel functions December 2017
SwiNOG #32: BGP LLGR November 2017
Vienna Linux Meetup: are distributions still relevant? November 2017
Route-based IPsec VPN on Linux with strongSwan September 2017
Performance progression of IPv6 route lookup on Linux August 2017
IPv6 route lookup on Linux August 2017
Performance progression of IPv4 route lookup on Linux July 2017
IPv4 route lookup on Linux June 2017
SwiNOG #31: L3 routing to the hypervisor May 2017
VXLAN: BGP EVPN with FRR May 2017
VXLAN & Linux May 2017
Proper isolation of a Linux bridge April 2017
Netops with Emacs and Org mode March 2017
Integration of a Go service with systemd: readiness & liveness February 2017
Writing your own terminal emulator February 2017
A Makefile for your Go project (2017) February 2017
Build-time dependency patching for Android December 2016
Pragmatic Debian packaging (2016) May 2016
Testing network software with pytest and Linux namespaces April 2016
Django Meetup #35: pytest all the things! April 2016
dotScale 2015: Docker Machine & Docker Swarm June 2015
Live patching QEMU for VENOM mitigation May 2015
Directory bookmarks with Zsh February 2015
Eudyptula Challenge: superfast Linux kernel booting December 2014
Staging a Netfilter ruleset in a network namespace November 2014
Intel Wireless 7260 as an access point November 2014
Replacing Swisscom router by a Linux box November 2014
Dashkiosk: manage dashboards on multiple displays May 2014
Local corporate APT repositories April 2014
EDNS client subnet support for BIND March 2014
Coping with the TCP TIME-WAIT state on busy Linux servers February 2014
Testing infrastructure with serverspec January 2014
Dailymotion: quick introduction to SystemTap November 2013
Snimpy: SNMP & Python November 2013
Automatic debugging packages in Debian October 2013
High availability with ExaBGP September 2013
Boilerplate for autotools-based C project August 2013
Packaging a daemon for macOS July 2013
lanĉo: a task launcher powered by cgroups June 2013
Comptabilité d'une EURL avec GnuCash (in French) April 2013
lldpd 0.7.1 February 2013
Network virtualization with VXLAN November 2012
Network lab with QEMU October 2012
Switching to the awesome window manager July 2012
GPG key transition statement 2012 June 2012
Integration of Net-⁠SNMP into an event loop May 2012
XBMC Eden on Debian Wheezy April 2012
Asynchronicity & Net-⁠SNMP AgentX protocol March 2012
Recipes for extending Net-⁠SNMP February 2012
Tuning Linux IPv4 route cache December 2011
TLS & Perfect Forward Secrecy November 2011
A quick look at Typekit November 2011
TLS computational DoS mitigation November 2011
TLS termination: stunnel, nginx & stud, round 2 October 2011
Speeding up TLS: enabling session reuse September 2011
TLS termination: stunnel, nginx & stud August 2011
jchroot: chroot with more isolation August 2011
Plot benchmark results with Matplotlib July 2011
Rewriting my .zshrc July 2011
Dealing with missing locales on remote hosts July 2011
Alternate Android firmware on Samsung Galaxy S June 2011
Network lab: site to site VPN June 2011
The sorry state of Flash with 64-bit Debian June 2011
Anycast DNS June 2011
Mobile browsing & content optimization June 2011
Ready for World IPv6 day? June 2011
GNOME Power Manager without GNOME desktop June 2011
Providing a mobile version with CSS Media Queries May 2011
SNMP support for Keepalived May 2011
Network lab with User Mode Linux May 2011
Debian on ThinkPad Edge 11″ May 2011
FVWM configuration May 2011
New website with Hyde May 2011
Migrating from Trac to GitHub May 2011
Privilege separation in C September 2009
RMLL 2007 : Zabbix, un outil de supervision réseau (in French) July 2007
Théories de l'intrus pour la vérification des protocoles cryptographiques (in French) June 2006
Allégez votre facture France Télécom (in French) August 1997

Drinking deer

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