To minimize vulnerability, which steps should an organization take before deploying a new Internet of Things (IoT) device? (Choose two.)

A network security analyst has noticed a flood of Simple Mail Transfer Protocol (SMTP) traffic to internal clients. SMTP traffic should only be allowed to email servers. Which of the following commands would stop this attack? (Choose two.)

A security professional discovers a new ransomware strain that disables antivirus on the endpoint during an infection. Which location would be the BEST place for the security professional to find technical information about this malware?

An administrator believes that a system on VLAN 12 is Address Resolution Protocol (ARP) poisoning clients on the network. The administrator attaches a system to VLAN 12 and uses Wireshark to capture traffic. After reviewing the capture file, the administrator finds no evidence of ARP poisoning. Which of the following actions should the administrator take next?

While planning a vulnerability assessment on a computer network, which of the following is essential? (Choose two.)