
Nmap is one of the most popular network mappers in the infosec world. It’s utilized by cybersecurity professionals and newbies alike to audit and discover local and remote open ports, as well as hosts and network information. Here is a quick cheat sheet that you can use while working with Nmap. Scanning command syntax Scanning Command Syntax nmap [scan types] [options] {172.16.1.1 specification} Port Specification options Syntax Example Description -P nmap –p 23 172.16.1.1 Port scanning port specific port -P nmap –p 23-100 172.16.1.1 Port scanning port specific port range -p nmap -pU:110,T:23-25,443 172.16.1.1 U-UDP,T-TCP different port types scan -p- nmap -p- 172.16.1.1 Port scan for all ports -p nmap -smtp,https 172.16.1.1 Port scan from specified protocols -F nmap –F 172.16.1.1 Fast port scan for speed up -P "*" namp -p "*" ftp 172.16.1.1 Port scan using name -r nmap -r 172.16.1.1 Sequential port scan Host /172.16.1.1 discovery Switch/Syntax....
Author

- Hakin9 is a monthly magazine dedicated to hacking and cybersecurity. In every edition, we try to focus on different approaches to show various techniques - defensive and offensive. This knowledge will help you understand how most popular attacks are performed and how to protect your data from them. Our tutorials, case studies and online courses will prepare you for the upcoming, potential threats in the cyber security world. We collaborate with many individuals and universities and public institutions, but also with companies such as Xento Systems, CATO Networks, EY, CIPHER Intelligence LAB, redBorder, TSG, and others.
Latest Articles
BlogDecember 13, 2022What are the Common Security Weaknesses of Cloud Based Networks?
BlogOctober 12, 2022Vulnerability management with Wazuh open source XDR
BlogAugust 29, 2022Deception Technologies: Improving Incident Detection and Response by Alex Vakulov
BlogAugust 25, 2022Exploring the Heightened Importance of Cybersecurity in Mobile App Development by Jeff Kalwerisky