Samsung phones come pre-installed with the Swift keyboard which has a vulnerability that could allow an attacker to remotely tap into GPS, camera and microphone, eavesdrop on text messages and calls and more. During the Black Hat London presentation "Abusing Android Apps and Gaining Remote Code Execution," NowSecure mobile security researcher Ryan Welton revealed that over 600 million Samsung mobile devices are vulnerable to an attack that is "highly reliable, completely silent, and affects all devices."