It stands for “denial-of- service” is a kind of attack an endeavor to make one or more computer systems engaged. It is normally targeted at web servers, but it can also be used on mail servers and any other kind of computer system.
Many DoS attacks, like Death and Teardrop attacks’ Ping, manipulate restrictions within the TCP/IP protocols. For several known DoS attacks, you will find software solutions that program administrators can install to restrict the harm due to the attacks. But, like worms, hackers are continually dreaming up new DoS attacks.
Criminal perpetrators of DoS attacks often target sites or services hosted on high-profile web servers such as banks or credit card payment gateways. Revenge, blackmail and activism can motivate these attacks.
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The computer mouse as we know it today was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960’s and was patented on November 17, 1970