What is Nmap?

What is Nmap (Network Mapper)

A free open-source security tool mostly used in professional circles, it is generally used to manage, audit and scan through networks and OS security for both local and remote hosts.

It was launched way back in 1977, and despite being one of the oldest tools in this segment, it continues to be actively updated, receiving new improvements all year round, thereby ensuring a loyal and active user base. Regarded as one of the most efficient network mappers around, it has been benchmarked and found to be fast and consistently delivers complete results with any form of a security investigation.

                                 Image credit - Null Byte

With optimum memory management as one of its core development options, it has wide acclaim as one of the most efficient and clean network mappers around 

It can be used in the following ways:

• Auditing a device's security
• Detecting open ports on remote hosts
• Mapping networks and enumerating errors
• Finding vulnerabilities inside any network regardless of protocol 
• Execute large scale DNS queries against domains/subdomains 

Available platforms:-

All major operating systems including Mac OS X, Linux, OpenBSD, and Solaris, Microsoft Windows 10

HOW TO USE Nmap in Windows OS

you can Download Nmap from Nmap.org

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VIDEO CREDIT - Taha Emara

How to Use Nmap in Kali Linux OS

*you don't need to download Nmap in Kali Linux OS is available in that OS

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VIDEO CREDIT - JackkTutorials