Skip to content

Glossary: Threat Vectors: Files, Networks and Endpoints

port

Also written: ports, TCP port, network port

The number that picks one service on a computer, for example 3389 for RDP or 22 for SSH; each open port is a door. A network wall port is the physical socket a visitor could plug into.

Where the book teaches it

Related terms

TCP (Transmission Control Protocol)NmapUDP (User Datagram Protocol)