The methods of __________ conceal the existence of the message in a graphic image.

In the following function, the IF function is a(n):

=IFERROR(IF(A5

Which attack involves sending an ICMP packet to the broadcast address so that it is then sent to the spoofed source address, causing the network to perform a DoS attack on one of more of its member servers?

a. Stack tweaking b. RST cookies c. Smurf IP attack d. None of the above