A Botnet is a group of lots of computer systems. They have been hacked in various ways so they are now being used (as zombies computers) to send spam emails or to attack websites. The way such a group of computers was created is with the help of compromised applications called "bots". Those bad programs will turn your PC into zombie one that hackers can control at distance with the help of a "bot-herder" command system and a control server. One of the most dangerous threat menacing the cyberspace are the Botnets. Those groups of zombie computers can do lots of damages to personal PCs, whole networks, and more. In addition to sending spam emails, botnets are used to distribute adware and spyware as well. They can also be used to perform ‘Denial of Service (DoS)’ and ‘Distributed Denial of Service (DDoS)’ attacks on servers, during which zombie computers are used to overload target servers with requests, causing the server to freeze from excessive information. Here computer repair service you can find a great online service ready to repair any problems your PC may have.

The way to get infected is via Trojans and viruses that carry the botnet’s threat part of its code. So a common way to get those trojans and viruses is via all those spam emails you are receiving. Also if you do visit a compromised website where you download some fake codecs thinking it is a good video or audio one. Once it has infected your PC, the malicious program will connect itself to its bot-herder server and be ready to do more damage. Like preparing itself to send lots of spam emails, or to start attacking some websites or to spread itself to others PC around the world. Most of a botnet’s activity occurs without the user noticing any major difference in their computer; therefore it is important that users have a clear understanding of how to recognize a botnet infection. This site virus removal guides has good infos about spyware removal, while this one virus remover has everything you should know about virus removal.

The first sign that your computer is infected with a botnet is the inevitable slowing down of your computer. Another problem is that your internet own connection will be slower than usually. This is because the botnet is connecting itself to lots of places. If your browser has some strange behaviour or if you do notice you are losing disk space without reasons: those are signs you may have a Botnet on your PC. If your desktop has been changed or your browser’s homepage is not the same one as before or it is closing with no apparent reasons, you might be infected.

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