Personal technical index
Matteo Sicilia
Sysadmin · Student · Linux · Networking · Security
Notes, runbooks, projects, and occasional longer posts from a Linux/networking/security notebook. Static HTML, readable links, no hero section.
Recent posts
2 entries-
Hardening SSH on Debian
A practical SSH hardening baseline for Debian servers.
-
VLAN lab notes from a small campus-style network
Lessons from mapping access ports, trunks, and firewall boundaries in a lab network.
Recent notes
3 entries-
nftables quick check
Minimal commands for inspecting active nftables state.
-
VLAN trunk checklist
Short checks for validating a trunk link during networking labs.
-
journalctl service triage
Fast systemd log checks for a failed Linux service.
Catalog links
Blog
Longer technical writing and project retrospectives.
Notes
Short technical notes, snippets, commands, and reminders.
Runbooks
Practical operating procedures with checks and rollback notes.
Projects
Dense technical sheets for personal and university work.
Tags
Topic index across Linux, networking, security, homelab, and university notes.
RSS
Feed for posts, notes, runbooks, projects, and CV updates.
Search
Static full-text search across content, projects, runbooks, notes, and CV.
CV
Experience, education, skills, and future PDF link.