computers Today And Viruses

remote-controlled zombies have been used to extort money from websites, by threatening to crash them with a denial-of-service (DoS) attack. This is a con trick that arrives as an email and tries to trick a recipient into handing over money or sensitive personal information like their bank account details or a username and password. Computer crime As the number of computers networks has grown, so have the possibilities for more serious misuse. This makes it far more difficult for spam hunters to block the messages at source and catch the culprits. Spam, Spam, Spam Spammers have also begun using botnets to forward unsolicited bulk email advertising, or spam, through scores of zombie PCs.

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MessageLabs, an e-mail security company in Gloucester, England, says it has intercepted more than 23,000 infected messages since 5:49.m. This involves overloading a server with bogus page requests, so that real messages cannot get through.

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A computer virus, much like a flu virus, is designed to spread from host to host and has the ability to replicate itself. Advertisement, viruses and worms, a computer virus is a program that spreads between computers by hiding itself within a seemingly innocent document or application. Above, the Tragedy of Julius Caesar Rossen demonstrates step by step how to. Spyware Along with spam and phishing, spyware represents the third of an unhappy trinity of internet pests. There is no safe web page. More recently, spim ( spam by instant messenger ) and spit ( spam by internet telephony ) have joined the fray.

Timeline of computer viruses and worms - Wikipedia



computers Today And Viruses

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