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Capture the FlagEasy

The Port Behind the Port

Lab for How the Internet Works, TCP/IP & Ports

Scenario

A service is up on this host, but not on the usual port 80. Machines can listen on any of 65,535 ports. Scan to find where it lives, then browse to it.

Objective

Discover a web service running on a non-standard port and read it.

lab ~ the port behind the portnothing real runs
booting lab sandbox…

This sandbox is fully emulated in your browser, nothing real runs and nothing leaves your machine. Type help to see the tools available.