When many computers have been hacked to turn them into zombies computers, we call such a group a Botnet. Those computers are being used by cyber criminals to send spam emails and/or to attack websites. These botnets are created by ‘bots’, malicious programs that turn individual computers into ‘zombies’ which can be remotely controlled by the attacker via a ‘bot-herder’ command and 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. Besides being used to send spam emails, those botnets can also carry adware, viruses, malware and more. 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 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. These Trojans and viruses may be delivered to the user in the form of spam emails or they could get downloaded from malicious websites, posing as essential video and audio codecs. Once installed, the botnet immediately connects to the bot-herder server and receives instructions such as where to send its spam emails, which servers to attack and instructions on how to propagate the botnet across the internet. Most PC users will not even remark that they have a Botnet unto their computer and thus none of the previous activities will be easily detected. So to detect such a threat is very important. This site virus removal has good infos about spyware removal, while this one virus removal has everything you should know about virus removal.

Be aware or any change of performance (computer working slower) than usually: this could mean you jave a botnet on your PC. Your internet connection will also slow down drastically due to the many connections being maintained by the botnet program. Other signs you might be infected are if your browser is not working as before, or if your hard disk is always losing space without you knowing why. Your PC might be infected by a botnet if you do notice that your browser (Firefox, IE, Chrome, ..) is closing with no apparent reasons or its homepage is a different one or if your desktop has been change a lot.

One of the biggest invention of our world has been the internet. This invention is daily used by people in every country all over the world. This is where we pick all the information we need and we stay in touch with the world and with our dear ones whom we are away from. Friends, relatives, and family are all brought near to us with continuous interconnectivity. It is all for the best when you have a good connection to the Internet because, apart from its usefulness, it is also true that high speed Internet offers cheap entertainment.The following site high speed internet access will give you lots of infos about high speed internet.

You will be delighted to see all the possible resources you will find on the internet. Such a worldwide network will give you access to forums, discussion groups and more where you will find people sharing your interests on lots of topics. Almost everything you want to see is available on the Internet. The internet will give you access to concerts, music, movies, tv shows and a lot more. Furthermore, if you miss a TV show that you are particularly interested in, then most often you can watch it online and catch up with the series. Also if you like to play online games: there are tons of them over the internet. Play alone or with other people, as a team or in competitive mode.Here high speed rural internet you will find very good information about rural internet and this site broadband wireless internet has all the infos you need about broadband wireless internet.

So when you did get the internet with a local Internet Provider, the monthly cost you have to pay will give you access to all the contents we talked before, and more. So low-cost entertainment will be available to you with such high speed internet connection.

You will be able to read lots of free online books, either on the web or downloadble. you will find plenty of such online libraries. besides you will be able to do online virtual tours. You will be able to see online, or even do a virtual tour, of locations like famous museums, some art galleries, many exotic (and distant) locations, famous monuments and a lot more. You will not even need to leave your home to do so.

Most users agree that you will get cheap leisure of any kind with a high speed internet connection. Endless resources for pleasantly spending your spare time, doing whatever you want and paying very little for the fun you get to have.