from Wiktionary, Creative Commons Attribution/Share-Alike License

  • abbr. Denial of Service
  • abbr. Director of Studies; someone in charge of the academic side of a school including training teachers and deciding course materials.


Sorry, no etymologies found.


  • From a spambot network, which would be a new source of spam e-mails, to using it to cause Denial of Service attacks, also known as DoS, which is the constant reloading of a Web site from several computers to overload and take down the server.

  • The technical descriptions of all the hacker tactics that are commonly called DoS attacks lie outside the scope of this article.

    Internet Sector and Stocks Analysis from Seeking Alpha

  • Now that we have the basic Denial of Service Attacks (aka DoS attacks) and the Reconnaissance Attacks out of the way, let's talk about other types of network attacks.

    Train Signal Training

  • A DoS occurs when a malicious host forges an IP packet with a fake IP address and sends a large number of TCP SYN messages to the victim host.

    Recently Uploaded Slideshows

  • United States District Court for the District of Columbia, charging that ArmorGroup management retaliated against him for whistleblowing, internally and to the United States Department of State ( "DoS"), about illegalities committed by ArmorGroup in the performance of AGNA's contracts with the United States to provide security services at the U.S. Embassy in Kabul,

    The Earth Times Online Newspaper

  • I agree that there was no server crash; perhaps I should have said "DoS" (there is a character limit you know), but the effect was about the same:

  • Because of this, threats such as DoS attacks on VoIP networks, directory harvesting, and "vishing" attacks are rapidly increasing in popularity.

    ThomasNet Industrial Newsroom - Today's New Product News

  • The queries I need are to discover what kind of DoS attack I'm experiencing.

    you've been HAACKED

  • [The point of my article was to point out a downside to open data in that it can allow a "DoS" attack.

    Open Climate Science or Denial of Service attacks? | Serendipity

  • AGNA falsified [my emphasis] their language qualifications in its submissions to DoS.

    David Isenberg: At Least They're Not Doing Vodka Butt Shots Anymore


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