An attacker sends many packets to a host opening up many TCP sessions that keep the users from accessing services. What type of an attack is this?
a. SYN attack
b. Spoof
c. Smurf attack
d. Directed broadcast
a. SYN attack
Explanation: A SYN attack refers to the opening up of many TCP sessions to limit access to network services. Spoofing is inserting a different IP address in place of an IP packet's source address to make it appear that the packet came from another network. Smurf attacks are ways to generate a large amount of data traffic using a small packet. A directed broadcast attack sends many broadcasts to a specific subnet and used to conduct other attacks.
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