5 published articles
Set up automatic security patching on a Debian, Ubuntu or Alma VPS: unattended-upgrades config, reboot windows, needrestart, package holds and honest limits.
A practical incident response guide for Linux VPS: triage commands, real indicators of compromise, containment, forensic snapshots, and a safe rebuild plan.
A working nftables baseline for Linux VPS: inet tables, IPv6-safe ICMP rules, SSH allowlists, rate limiting, Docker conflicts, persistence and lockout recovery.
A practical SSH hardening guide for Linux VPS: keys-only config, firewall and VPN gating, host key verification, lockout recovery, and honest limits.
Set up encrypted, deduplicated off-site VPS backups with restic or Borg: repo layout, database dumps, retention, key handling and real restore drills.
