Scanning Networks
5 practice questions under this official exam objective (312-50v12, 312-50v13) — each with the community-verified answer, a full option-by-option explanation and instant feedback.
Which Zenmap Scan Hides the Scanner's IP While Finding Open Ports?
The IDLE/IPID header scan (-sI) lets a CEH use a zombie host to scan a target's TCP ports without exposing the scanner's own IP address. This page exp
TCP Maimon Scan Technique Analysis
This page explains the TCP Maimon scan, a stealthy port scanning technique using FIN/ACK probes to detect closed ports via RST responses. It clarifies
Which Nmap Switch Helps Evade IDS or Firewalls?
Nmap's -D decoy switch mixes real scan traffic with spoofed decoy source addresses, making IDS and firewall logs much harder to attribute. This page c
Host Discovery with TCP SYN Ping Scan
This page explains why the TCP SYN Ping Scan is the correct host discovery technique for bypassing strict firewall filtering compared to ICMP or UDP m
Stealth Scanning with IDLE/IPID Technique in Zenmap
This question addresses how to perform network scanning while hiding the attacker's IP address using the IDLE scan technique (-sI) in Zenmap.