As far as two-step authentication procedures are concerned, it involves using a password along with a security code, which you have to provide to sign in. Since the code is directly texted to your registered phone number, it does offer a certain degree of confidentiality. Besides, the code is valid only for 30 seconds. This is something tough for a hacker to crack. If you are facing any problem-related Google two-step authentication procedures, Then I suggest you contact Google Phone Numer. They will analyse your problem and resolve it instantly.