Chapter 14. How Denial-of-Service Attacks Bring Down Websites

How Denial-of-Service Attacks Bring Down Websites

Among the most publicized of Internet dangers are denial-of-service (DoS) attacks. In a DoS attack, a hacker floods a website or an Internet service provider (ISP) with so much malicious, junk traffic that the site is no longer able to function or functions at a very low level. Visitors are not able to get to the site.

DoS attacks often make the headlines because their targets are often high-visibility websites and ISPs. Through the years, sites such as Amazon,, eBay, and many others have been victimized by these attacks.

But it isn’t only these high-visibility sites that are targets. ...

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