Home Network & IoT
ngrep
grep-like tool for live packet payloads on the wire.
Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.
When
Hunting cleartext credentials or IoT chatter on a mirrored home segment.
How
Filter by port/host and regex match payload strings.
Why
Quick proof that a protocol is insecure on your LAN.
Commands & usage
sudo ngrep -d eth0 -W byline port 80
sudo ngrep -d any 'password' port 21
Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.
Tags
Related in Home Network & IoT
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