====== Denial of Service (DoS) Attack ======

Generally speaking, any malicious activity that denies a service.  In relation to web sites and PHP, this typically means access to a web server or web application.  Usually this is mentioned where brute-force and exhaustive tactics are used to "overload" such a service service.

===== Additional Information =====

  * See [[security:web application security]] and [[catalog|security attacks catalog]].
  * [[http://www.cert.org/tech_tips/denial_of_service.html|CERT DoS attacks and information]]
  * [[wp>Denial-of-service attack|Wikipedia on DoS attacks]]