Tag: security

7 entries
  1. Hardening SSH on Debian

    A practical SSH hardening baseline for Debian servers.

  2. CV

    Structured HTML CV for experience, education, and skills.

  3. Debian new server baseline

    Initial checks and hardening steps for a new Debian server.

  4. nftables quick check

    Minimal commands for inspecting active nftables state.

  5. nftables host firewall baseline

    Small host firewall procedure for a Linux server.

  6. VLAN lab notes from a small campus-style network

    Lessons from mapping access ports, trunks, and firewall boundaries in a lab network.

  7. University network map

    A compact documentation project for lab VLANs, routes, and firewall boundaries.