Hacking Basics

Testing Email Connections with Telnet

This is one of the essential troubleshooting tricks that an Exchange administrator needs to know, sending an email using telnet from command prompt. Lets say you’ve just configured a relay connector and want to test it from the server that you wish to allow relay from before you let that server’s owner know that it is all set up for them. Or perhaps you want to quickly test whether a another email server on…

Secure Shell (SSH)

Secure Shell or SSH is a cryptographic (encrypted) network protocol operating at layer 7 of the OSI Model to allow remote login and other network services to operate securely over an unsecured network. SSH provides a secure channel over an unsecured network in a client-server architecture, connecting an SSH client application with an SSH server. Common applications include remote command-line login and remote command execution, but any network service can be secured with SSH. The…

Setup a Hacking lab

One of main problems I found when starting to hack was finding vulnerable targets to attack and hone your skills, these targets can be anything from virtual machines to repurposed hardware. You can then take these skills you have learnt and use them in the wild with a better understanding of what your actually doing and if you break any thing its no bother, you can just quickly restore from a snapshot or just re-format the box. So go dig…

NMap 101

NMap short for Network Mapper is as the name suggests a tool used for mapping a network, but one of the great features is that it shows all the open ports, what services are running on the ports and all sorts of custom outputs. Most versions of Linux I have used already have had nmap install by default, if not then you can easly install it by using the following command straight in your terminal. sudo apt-get…

Netcat 101

I hear a lot about Netcat being a Swiss army knife for TCP/IP and i wanted to find out, what you can actually do with it. I will continue to add to this page so check back often. Netcats Wikipedia page says “Netcat (often abbreviated to nc) is a computer networking service for reading from and writing to network connections using TCP or UDP. Netcat is designed to be a dependable back-end that can…

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