Flashcards
Scanning and enumeration
Cards in this deck (21)
- 1______ is a fancy way of saying that the systems involved initiated and completed the three-way handshake.full-open scan
- 2The advantage of a _____________ scan is that you have positive feedback that the host is up and the connection is complete.full-open
- 3In many cases new penetration testers will attempt a ___________ against a target either on purpose or accidentally; this can be bad and even fatal to your test because it can be detected and logged by firewalls and an IDS.full-open scan
- 4To perform a TCP Connect scan use the _______switch, where the –[?] indicates the __________ and the capital [?] states that the type is _________ _________.–sT , scan, TCP Connect
- 5In order to perform a full-open scan you must choose to perform a ____ _____ scanTCP Connect
- 6Stealth or Half-Open Scan is sometimes called the ____________ scanSYN
- 7SYN, SYN-ACK, ACKFull open scan
- 8SYN, SYN-ACK, RSTHalf-open Scan
- 9nmap -sTTCP Connect (full open) scan
- 10nmap -sSStealth (half open) Scan
- 11In a full Scan, open ports will respond with ____________ and closed ports will respond with _________SYN/ACK, RST
- 12In a half open scan, open ports will respond with _________ and closed ports will respond with __________SYN/ACK, RST
- 13Difference in full scan and half scan is that the _______ is never sent so a connection is not fully established.ACK
- 14_____ flag probes can be used to check filtering at the remote end. if an ____ is sent ant there is no response, this indicates a stateful firewall is between the attacker and the host. If an ____ comes back, there is not.ACK, ACK, RST
- 15____________ scan sends the FIN, URG or PSH flag to poke at system ports.Inverse TCP flag
- 16In an inverse TCP flag scan, it the port is open, _________ will be returned. If the port is closed, ______________ will be returned.nothing, RST/ACK
- 17_________ is a scan where all flags are sent.XMAS
- 18In a XMAS scan, if the port is open, __________ will be returned. If the port is closed, ___________ will be returned.nothing, RST/ACK
- 19XMAS scans do not work on ____________ machinesWindows
- 20__________ scan uses a zombie machineIDLE
- 21IDLE scans use the __________ flag also known as a __________ scanSYN, SYN
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- CEH CEH Flashcards on Scanning and enumeration, created by Stacy Grose on 27/11/2019.
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- Stacy Grose
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