Nowadays, smartphones are more than just compact devices made for calling or chatting with others. They’re portable computers, and at the same time, they’re extensions of our lives. A smartphone holds ...

We’re living in times when the smartphone has basically become an extension of our life. We store essential data on these devices from precious files, and photos, to something more related to our ...

In addition to inputting passwords and PIN codes, the unlock method of Android smartphone lock screen is to trace nine dots "pattern"there is. However, the security of authentication by this pattern ...