Which two are uses for DNS covert tunnels? (Choose two.)
A. modify data in database
B. stealthy data exfiltration
C. issue CnC traffic to bots on the network
D. DoS attacks
Which two are uses for DNS covert tunnels? (Choose two.)
A. modify data in database
B. stealthy data exfiltration
C. issue CnC traffic to bots on the network
D. DoS attacks