After pitting the software against 120 different unlock patterns from random users, the tool cracked over 95 percent of the codes within the first five attempts.

Attackers can crack open your Android smartphones Pattern Lock by using video and computer vision algorithm software.

Researchers from Lancaster University, Northwest University in China, and the University of Bath have found that Android's screen patterns aren't as safe as they seem to be, not even complex ones.

Pattern-screen locks on Android phones are secure, so much so that even FBI (Federal Bureau of Investigation) could not crack it.