Blog category: Network

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Create your virtual network with QEMU

Posted on Dec. 31, 2015

"The best way to learn about computer networks is to get the hands dirty with a real one.” Mickey Mouse

Network vs Virtual Network

The normal (not virtual) network is something you probably already know ( the internet connection you use at home is an example) so I will skip it ...


ARP cache poisoning with Ettercap

Posted on Jan. 9, 2016

The Internet is extremely full of articles about the principles of an ARP cache poisoning attack, I will rather show how to perform some of the most basic ARP spoofing attacks using Ettercap, a powerful and easy to use tool for MITM attacks.

Ettercap usually comes pre-installed if you are ...


Scanning for open SMTP relays with nmap

Posted on May 30, 2017

Among the many features offered by the famous scanner nmap there is also a script to identify open relays (link here). If passed with the option --script to nmap this script will determine if an email server is an open relay.

In order not to scan blindly some ranges we ...