What is Nmap?
Nmap is open source Network Penetration testing tool. Which is used for network testing and is a noiseee tool that can easily detect the network firewall.
And using this tool you can be easily able to find the services and host
What is an Aggressive Scan?
The aggressive mode can help us to find the OS detection and Version detection, Script Scanning, Traceroute, etc.
If you want to use the Aggressive mode in nmap use the command -A
Script 1: nmap -A scanme.nmap.org
In the Aggressive scan, it will scan Only the top 1000 TCP Ports
In this scan, you can able get the OS Name and service of that version
If you want the Scan Fast in the namp use the command -F
Script 2: nmap -F scanme.nmap.org
In the Fast scan, it will scan only the top 100 TCP Ports
In the Nmap, we can able Scan two Host at one line of command
Script 3: nmap -F scanme.nmap.org www.google.com
If you want to scan only that version of the system or service use the command -sV
Script 4: nmap -sV scanme.nmap.org
If you want to scan only the open ports and service use the command --open
Script 5: nmap --open scanme.nmap.org
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