Tracing a Hacker is a article aimed at beginners that want to learn the basics of finding out if there is someone connected to their system who should not be connected to it. It gives a rough introduction to some basic concepts like tcp/ip, ports and how hackers find their targets. This is a good read if you don“t know what they are about. After that Omar starts of by explaining the netstat command which lists all the sources that are connected or currently connecting to your computer. If you are running p2p software this can be a lot of connections. I suggest you start of by disabling most tools that you might be running while on the internet. So, no p2p, no messengers aso.
how to trace a hacker
This is a nice beginners tutorial that tells you how to trace people who try to break into your computer. It covers lots of explanations to questions like “How do these people find their victim?” and “What the phrases TCP/UDP actually mean”.

