Nmap ACK Scan Flashcards
1
Q
Define Nmap Ack scan
A
Scan utilizing the ack TCP flag
2
Q
Nmap Ack Scan Mechanics
A
No response = filtered
RST response = non-filtered (open filtered)
3
Q
Nmap Ack Scan Command
A
nmap -sA [ip/hostname]
4
Q
Ack Scan Non-Filtered Results Determination
A
Not filtered by firewall, or
Not RFC compliant host with the 793 RFC
5
Q
Variations
A
TTL
Windows based
6
Q
Nmap TTL Scan Command
A
nmap –ttl [time] [ip/hostname]
7
Q
Nmap Window Scan Command
A
nmap -sW [ip/hostname]
8
Q
Explain Nmap Window Scan
A
Closed ports have window size of 0,
Open ports have size greater than 0,
No response likely filtered
