The first methods to circumvent the method of release Ice Cream Sandwich Android known as Face Unlock involved using photographs of the person who deceived the facial recognition software.
To fix this, Google applied the recognition of flicker Unlock Face, which prevented the use of static images.
However, this method is not foolproof, as some users devised a method that consists of two images, one of the person with their eyes open and once with eyes closed.
In the video we leave then you will see how they got the picture from Facebook, and then proceeded to editing, and finally to the presentation of the two images in front of the phone.