Hello fellow developers. This could be a big shock to you but it's true. If you are using PIN to lock your phone, you might want to read this new discovery.
A team of security researchers from University of Cambridge revealed that the smartphone we use has the capability of capturing our Pin (Password) through the camera or microphone. These researchers made this known to the world at a program they organized tagged “Pin Skimmer”.
Google Nexus-S and the Galaxy S3 smartphones were used to carry out this test. Read more here