Hackers attacked Twitter and almost shut down the community. It is now priedicted that same may happen to another community facebook too. Facebook do not need an intro. It is very popular these days in whole world. May be this could be a reason that hackers can make it a target. In Twitter blog it is said that it was just a malicious attack or attempt to interrupt the services of the site. According to them it might be a Denial of Service Attack. The blog also explained that the team from Twitter is enquiring the issue and trying to solve it. They will keep updating the matter.
The problem was occurred on Thursday morning and the users were not able to access and update there accounts. Whatever the problem was seen with Twitter is now seen in facebook and identifying the possibility of an attack by hackers.