This is an technique which is used to get sensitive information of user like log in id,password etc.
You might be knowing about cookies it stores all the information of ur sensitive data.
Clear all cookies at a specific time intervals.
Once ur enemy gets ur cookie it can b easily decrypted.
lol today we hacked our TMS forum
Totally fucked up
Deleted all posts
Banned all players
Hacked admins and leaders account and made abusing posts
Haha lol It was awesome. I had fun and taken fucking revenge with elmin
CCleaner does it all for me, no thinking required from me whatsoever...!
It even has feautures to exclude certain login cookies from deletion : Facebook, etc.
Yes its a very good technique, remove the cookies, if it is not clear then xss attack will become successful and your cookies become steal and your passwords will steal.