- MTA-STS for ProtonMail custom domain, the "zero maintenance" way24 November 2024
- How I finally got rid of Docker11 November 2023
- Certbot : unprivileged Debian setup walkthrough24 October 2023
- Podman rootless in Podman rootless, the Debian way17 September 2023
- nftables hardening rules and good practices20 March 2020
- Build a secure reception folder for SFTP files transfer 4 February 2019
- [IPTABLES] GPG keys retrieval firewall rules18 January 2019
- Hardening Proxmox, some in one place11 January 2019