Our smartphones have become like an extension of our physical body. Last week in one of my lecture sessions I asked this question to the students, If you leave to the department without your smartphone, how many of you will go back and get your phone even at the risk of missing sessions or meetings? It wasn't surprising that 100% of them said we will go back and fetch our phone. When I replaced the phone with an "assignment paper" in the same question, the percentage dropped significantly. What I am trying to derive here is that smartphones have evolved into an unavoidable dependency. In the entire human history, was there any such device or thing on which almost the entire human population was interacting day-in-day-out with utmost attention. I guess the answer is a BIG NO. In this backdrop, it becomes essential to have a basic knowledge about "Do's and Don'ts" on our phones. This post highlights a currently evolving security threat targeting our Andr...