This article is a good demonstration or we can say POC for Cisco Router how to compromise devices and get into network.

Today only lazy or out from the IT sphere person never heard about Cisco. Company specialized in developing network devices and solving all related problems. IOS (Internetwork Operation System) is installed on Cisco networking equipment and allows flexible system configuration. There is different method for attacking Cisco devices but what we will be looking at is attacking Cisco devices using TCL.