When you simply type password then it is considered as one-step authentication. On other hand, gmail account verification process will require unique code sent to your phone. It will require an extra step to make sure that users have access to physical device and password. The code users receive is one-time and unique so you can’t discover and reuse it while accessing your account. If you want to know about steps for Google account verification process then go to Google’s 2-step verification page and tap to get started button. If you haven’t logged into account then you will be taken to page where users can sign in. Once signing into Google account, you will be taken to next page. On next page, you will see device that are available to receive verification code. After that, users will get three options to select from.