>There are nearly 400,000 possible unlock patterns on the 3x3 swipe grid on Android phones, but prior research has demonstrated that 20 percent of people use on

>There are nearly 400,000 possible unlock patterns on the 3x3 swipe grid on Android phones, but prior research has demonstrated that 20 percent of people use one of 12 common patterns. While testing SonarSnoop, the researchers only focused on these dozen unlock combinations. It seems to me that the effectiveness of this exploit comes more from the poor passwords most people use than any truly “earth shattering” security flaw in the technology.