Security
Advanced
CrowdSec: modern, collaborative intrusion prevention
Set up CrowdSec with the Traefik bouncer: detect attacks from the access logs, block attackers with a 403 and benefit …
·
13 min read
Category
Security category: all tutorials
All Serverküche tutorials in the Security category – hands-on step-by-step self-hosting guides for your own server.
6 tutorials
All tutorials
Security
Intermediate
Restic backups: encrypted and off-site
Off-site backups with Restic: set up encrypted, restore snapshots, prune with retention and automate via a systemd …
·
11 min read
Security
Intermediate
Setting up Fail2ban: block brute-force attacks automatically
Fail2ban watches your logs and bans IPs after too many failed attempts – with a safe whitelist for your own address so …
·
6 min read
Security
Beginner
unattended-upgrades: automatic security updates for Debian
Debian installs security updates automatically: set up unattended-upgrades, control the reboot, and verify it really …
·
5 min read
Security
Beginner
Setting up a firewall with UFW
Set up a host firewall in minutes with UFW: block everything except SSH, HTTP and HTTPS on your server – without ever …
·
4 min read
Security
Beginner
Hardening SSH access
Key-based login instead of passwords and no root login: the most important moves to harden the front door to your …
·
4 min read