Scan Open Ports using Ss, Netstat, Lsof and Nmap

A network is compromised of systems with addresses and on those systems you have services. That address is called an “IP Address” and the Service could be many things but is basically software that is running on the system and accessible over the network on a port number. Here are some common ports that you […]

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Top 10 NMAP Widely Used Commands

One may be curious to understand how the network intruder to know what ports are open on a computer? Or maybe how they detect which services are running in the system that too without any prior permission from the network administrator. Well, anyone can do this stuff and even more than that with the help […]

Tech Articles

5 Most Commonly Used Nmap Commands

Nmap supports many scanning technologies, such as: UDP, TCP connect(), TCP SYN (half-open scan), ftp proxy (bounce attack), reverse flag, ICMP, FIN, ACK scan, Xmas Tree, SYN Scan and null scan. Nmap also provides some advanced features, such as: detecting operating system types through TCP/IP stack features, secret scanning, dynamic delay and retransmission calculations, parallel […]