Due to a security flaw in the Samsung Galaxy S3 your phones data can be wipe just by surfing web pages (on a compromised website). Hackers have become aware of this security flaw and they are placing hidden code in webpages that will trigger the remote wipe feature of this phone without the permission or any input from the phones user. This code is presently circulating online through websites but it’s also possible that attackers may adopt the code to a test message distribution method, QR code or NFC tag.
Other reports on the internet are saying that they have uncovered more codes built into Samsung devices that could be used in other attacks like killing the phones SIM card. Beside claim we have not seen any evidence of such code yet.
It is also believed that this code may also trigger a factory reset on Galaxy S2 and other Samsung devices that use Samsung's "TouchWiz" interface.
How to Protect you self for this issue:
Backup you Smart Phone content, and check regularly on the Samsung website to see if they have released an update to fix your phone.
The only way to guard against the attacks is to switch off "service loading" in settings, and disable QR code and NFC apps.
How to Test your Phone
You can test your phone by entering any one of the two codes provide here:
Please make BACKUP of your all data on your phone before use this code because it you phone is vulnerable the code will wipe all data on your phone and reset it back to factory default.
Devices from other Android manufacturers appear to be unaffected