Question $59$

$1$ pts

What is a common problem when investigating covert tunnels?

Covert tunneling approaches are widely supported by network forensics tools, picking the best tool is a challenge

Detection of covert tunnels is commonplace, but they do slow down the web proxies

Network forensics tools lack analysis functionality for even known covert tunneling approaches

Covert tunnels are so rarely used that network forensics investigators let their analysis skills decay