Thursday, December 6, 2012

port scanning with nmap

we can scan the all the ports OS system having the IP address we scan the IP address for the open ports as

step 1: goto the terminal and type nmap -sS -Pn -A IP address
this option scan the system for open ports, and Banner grabbing which will give us more detals about the system


It Shows all the open ports and services on them 


It shows the Banner Grabbing it gives all information about the Operating system

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