Home Network & IoT

Home asset inventory (sheet + tags)

Living spreadsheet: IP, MAC, vendor, owner, ports, last firmware, trust tier.

beginner

Any

Prep & Scope

Reporting

Defense

Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.

Before and after every home audit — the real deliverable for yourself.

Columns for identity, exposure, patch state, network segment; update weekly.

Tools produce data; inventories produce security decisions.

Commands & usage

# Suggested columns: Hostname | IP | MAC | Vendor | Segment | Ports | Firmware | Notes

nmap -sn 192.168.1.0/24 -oG - | awk '/Up$/{print $2}' > live-ips.txt

Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.

Zenmap

Official Nmap GUI for visual topology and profile-based scanning.

Fing

Consumer-friendly network scanner for device inventory and internet checks.

Advanced IP Scanner

Fast Windows LAN scanner with remote RDP/HTTP shortcuts for found hosts.

nbtscan

Scans for NetBIOS name information on Windows/Samba hosts.

avahi-browse / dns-sd (mDNS)

Discovers mDNS/Bonjour services (Chromecast, printers, HomeKit, NAS).

ss / netstat / lsof

Show listening ports and connections on your own machines.