Steam aauthenticator is a option of two-factor authentication on Steam. It provides additional layer security your logins and passwords. If this option is activated, Steam Aauthenticator asks you for one-time passcode any time , while you sign in to Steam on a new device — steam authenticator desktop. Although Steam Authenticator may seem useless, it provides security of your profile page. Because you are the only one who has access to one-time codes, randomly generated Steam Authenticator, no one be able to steal your account. Even if they get your password, they can penetrate your system. There are two versions of Steam Authenticator. Classic model sends you secret code by email every time you login to the profile from a unfamiliar gadget. Alternative randomly generates one-time code via mobile application Steam on your mobile. Pocket Authenticator Steam Authenticator Most Secure mobile was in his actual disposition to hack your profile Who needs the Pocket Steam Authenticator app? Steam Pocket Authenticator Authenticator is not is required required. However, it is comfortable and adds additional stage privacy of your profile page. If you have some toys Steam or you have expensive objects in games like Dota 2 and cs: go, use Steam Authenticator is worth your time. Using Pocket Authenticator in addition has own advantages if you wish use features of Steam trading or buy and sell items on the Steam Market.Other than providing codes for mobile authentication, the app allows immediately approve or reject any Steam transaction trade or Steam marketplace.