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Documentation and manuals

Nmap: synchronus and asynchronus programming

Nmap: Idle scan using Nmap

BPF: Linux Socket Filtering aka Berkeley Packet Filter

Man libpcap

Threads

Posix threads

Behave tutorial

Exits Code

• Exit status 0: success
• Exit status 1: "failure", as defined by the program
• Exit status 2: command line usage error

TCP Options

Why do we need Pseudo Header for TCP Checksum ?

Analysis of TCP mss mechanism at Kernel level

Null, XMAS, Ack scan

Frame IP: Protocole reseaux wiki

Simple test : sudo nmap -Pn -n -v --max-retries 0 -p 42000 8.8.8.8 -sS

-Pn (Disable host discovery)

-n (Disable DNS resolution)

-v (Debug On)

--max-retries 0 (Disable retries)

-p (Ports)

-sS (SYN SCAN)