Host attack definition

[kyisoethin]

Hi
I am a universery student.And I had to explain other students about host attack.
They gave me only 4 words 'Explain about host attack' .No specification.
So I want to know what is host attack.
Please help me.

 

[rgd1101]

https://www.bing.com/search?q=Explain+about+host+attack