VII. In off-path UDP or TCP attacks, an attacker needs to guess or predict certain information (sometimes including application-layer information) in order to launch successful attacks. Describe below exactly what information is necessary to complete the attack : (1 point * 3) 1. An attacker using sequence number prediction to establish a TCP connection with a server using a spoofed IP address. 2. The firewall-enabled off-path TCP sequence number inference attack. 3. DNS poisoning attack