One of the most free calling app "Viber" have got hacked defaced one of there sub-domain http://support.viber.com/. This hack was done by the popular hacker's group known as "Syrian Electronic Army". Once again SEA is on the news of the security, and have breached the security of the Viber website.
On the deface page SEA have left a message to Viber users, with the screenshot of hacked database.
Hackers claimed that they are not able to hack the all the database of the Viber, but have breached and took the backup of the Partial database.