Use APKPure App
Get Go Authentication old version APK for Android
이동 인증은 휴대 전화에서 2 단계 인증 코드를 생성합니다.
Go Authentication generates 2-Step Verification codes on your phone.
You only move camera to QR code to take OTP code
2-Step Verification provides stronger security for your account by requiring a second step of verification when you sign in. In addition to your password, you’ll also need a code generated by the Authenticator app on your phone.