Have you ever left your online account's open on a public computer without proper logout and scared of your personal information would be misused by strangers. For instance: left your account without signing off on public internet centers and went miles away from the last logged-in devices, in this case, you cannot just come back from miles just to log out your account from that device. There was a time when people stored confidential personal information on Locker's with heavy securities guarding around, but technology evolution has made everything simple, which allowed its users to store any information and provides 100% safety even the deadliest weapon in the world cannot break it, hence we store all confidential e-mail and bank details on reliable online accounts such as google, yahoo, etc. Why is that necessary to sign-out remotely? Whenever you log in to your account from any computer, the browser stores the cookies of login details and temporary internet fi...