http://InternetSafety.lifetips.com/InternetSafety.LifeTips.com Tip of the Dayen-USLifeTips.comhttp://InternetSafety.lifetips.com/rss/lt-logo-green.gifhttp://InternetSafety.lifetips.com/tip/89152/firewall-software/firewall-software-protection/denial-of-service-attack.htmlWed 9 Jul 2008 00:00:00 GMT48357484-CE86-BB17-7187-7E78431931E2Firewalls offer internet security from many different kinds of attacks. One kind you may have heard in the news is a "denial of service" attack. This type of attack is extremely difficult to counter. What happens is that the hacker sends a request to computer asking to connect to it. When the server responds with an acknowledgement and tries to establish a session, it cannot find the system that made the request. By inundating a computer with these unanswerable session requests, a hacker causes it to slow to a crawl or eventually crash. <br/><br/><br/>For more Internet Safety tips, visit <a href="http://InternetSafety.lifetips.com/">http://InternetSafety.lifetips.com</a> <img src="http://InternetSafety.lifetips.com/images/aggbug.asp?id=89152" height="1" width="1">