zombie

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Dictionary

zombie

A computer that has been covertly taken over in order to perform some nefarious task. It is estimated that millions of PCs around the world have been compromised and, under the control of a third...

Dictionary

Definition: zombie

A computer that has been covertly taken over in order to perform some nefarious task. It is estimated that millions of PCs around the world have been compromised and, under the control of a third party, routinely transmit messages unbeknownst to the user.

Zombies are widely used to relay spam so that messages come from thousands of different IP addresses, avoiding detection and expanding volume at the same time.

Denial of Service
Before spam became such a popular pastime, zombies were used to transmit phony messages to a server in order to slow down service and disrupt the network. A "pulsing zombie" is one that sends bogus messages in periodic bursts rather than continuously, once again, to avoid detection. See spam, denial of service attack and botnet.



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    Your mission, should you decide to accept it, is to find and eliminate as many zombie computers as possible.

    Blog posts | October 31, 2011 4:56am PDT

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    Download Plants vs. Zombies from Amazon's AppStore for Android via Wi-Fi -- for free. Offer expires tonight by midnight, Pacific Time!

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  • Flash mobs, Xbox, film inspired 'Zombies 101' as college course

    'Zombies 101', or English 333 as it's commonly known takes the zombie movement of today and is taught as an academic module. Has flash mobs, Xbox games and zombie films inspired this undead movement?

    Blog posts | September 10, 2010 9:44am PDT

  • Weird game swag: Plants vs. Zombies pottery

    The oddest package to land on our desk so far this week (although it's only Monday) is this collection of pottery pieces inspired by the hit casual game Plants vs. Zombies, in honor of the Limited...

  • US interested in Aussie 'zombie' code

    Australian security experts took their e-security code of conduct to the White House, where it met with Barack Obama's cyber-security coordinator, Howard Schmidt.

    News items | June 28, 2010 7:29am PDT

  • McAfee: Welcome to the United States of Zombie PCs

    McAfee on Tuesday released its quarterly report on Internet security. The results? Cybercriminals have taken control of 12 million new IP addresses since January.  Add it up and the U.S....

    Blog posts | May 5, 2009 2:24am PDT

  • "Zombies ahead!" sign says something about SCADA security

    An electronic road sign hacked to alert drivers to hoards of the undead provides a nice pedagogical example of why SCADA security is such a "big deal". Earlier this week a road sign was hacked to...

    Blog posts | January 29, 2009 8:30pm PST

  • Cloud-computing zombies for $299 per month

    RSA says cloud-computing crimeware means networks of zombie machines can be hired to steal online-banking details for as little as $299 a month.

    News items | November 3, 2008 5:26am PST

  • Zombie PCs: 'Time to infection is less than five minutes'

    A fascinating -- and horrifying -- new article in The New York Times offers the lowdown on "zombie computers," the half-a-million-or-so machines that are converted, assembled into systems called...

    Blog posts | October 21, 2008 9:24am PDT

  • 7 tips to safely kill zombie projects

    Walking-dead IT projects, also known as zombies, should be killed off -- putting these suckers out of their misery is the right thing to do. Of course, various techniques exist to repair failing...

    Blog posts | March 12, 2008 4:54pm PDT

  • Law enforcement battles with botnets

    Increased attention shutting down million-zombie botnets but many criminals, including teens and retirees, are operating under the radar, government officials say.

    Blog posts | June 16, 2006 2:45pm PDT

  • The g-man versus the army of zombies

    The FBI is no longer two technological steps behind cybercriminals. Agents are infiltrating IRC channels and watching the hackers, as they fight a pernicious foe: hackers who turn users' machines...

    Blog posts | August 30, 2005 8:37am PDT

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