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Network Administrator

How to scan ports with nmap

November 5, 2017 by Kalitut

Nmap

1. A Swiss army knife
Not for nothing is Nmap referred to as the »Swiss Army Knife« among the port scanners among administrators, security researchers, and IT geeks. The tool has been developed since 1997 and serves as a tool for finding open ports/network services of a system.
In addition to pure port scanning, the Open Source Tool ( GNU License ) can do even more. Among other things, Nmap can use  OS fingerprinting to recognize the operating system used on the destination host or to identify all active hosts in a network via mapping.
In this article, I would like to give you a brief look at Nmap and show you how you can check your (server) system for open ports. However, the tool is very comprehensive and powerful, which is why I will only go into a few basic functions.

[Read more…] about How to scan ports with nmap

Filed Under: Network Administrator

Nmap commands For Network Administrator

December 15, 2015 by Walid Salame

If you plan to study everything that is generalized, it is customary to call information security, then sooner or later (and rather sooner) you will hear or learn about such a utility as Nmap. Someone may say: “Ah, what’s there? Just scan the ports. ” Do not listen to these people. Knowing the capabilities of Nmap commands and the ability to use it, in itself already gives serious opportunities in the practice of pentest. And in this article I will try to show you the basics and give the most necessary recipes for using Nmap, as well as explain how it works.

if you are really into pentesting you should learn How to use nmap

kali linux nmap tutorial

When a software get ported to all those OS it’s a mark for how important that software is,
Whatever you are trying to do as a network Administrator or a Penetration Tester you will need to work with Nmap one day

[Read more…] about Nmap commands For Network Administrator

Filed Under: Network Administrator Tagged With: nmap

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