Originally Posted by Yami
If you refresh the page a lot (using a program that sends thousands of page requests per second rather than one or two a second like a human can) you can increase the load on a connection or service such that it starts to prevent other people from using that connection or service. This is known as a DoS (Denial of Service) attack. While that isn't hacking on its own, it's a common element of network security. Hence the "Almost..."
I understand what DoS is
But never heard of that! and didnt know people even do that method LOL,
Id just use hping3.... or like iFargle said LOIC OR HOIC (but this gives you away - shouldnt matter if its a friend or a amateur user/company), atleast with hping3 you can spoof your IP but best to clone a MAC on your wifi card first
and of course use other peoples wifi...