Be careful! A new kind of mobile phone attack is reported on TechCrunch. This kind of attacks will ring you then hang up immediately. The goal is to let you call the missed call number back and those phone numbers are most likely premium numbers which will charge you extra cost!! How to stay away from this kind of attack? Super Security & Antivirus can protect you from this kind of attacks! Super Security & Antivirus detects those calls ring and hang up immediately and warns you when you try to call back. Download Super Security & Antivirus https://play.google.com/store/apps/details?id=com.supersecurity NOW to stay away from missed call attacks!