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Why SMS is not good for 2FA?
But the default 2FA option is usually SMS—one-time codes texted to our phones, and SMS has infamously poor security, leaving it open to attack. Mobile malware can also capture usernames and passwords for websites and apps on the device—although these credentials can be easily harvested by other means.
Why is my Google two-factor authentication not working?
The codes that Authy or Google Authenticator is generating aren’t working when I enter them. This might be because the time on your Google Authenticator or Authy app is not synced correctly. To make sure that you have the correct time: Go to the main menu on the Google Authenticator app.
Which is better SMS or two factor authentication?
Many services default to SMS verification, sending codes via text message to your phone when you try to sign in. But SMS messages have a lot of security problems, and are the least secure option for two-factor authentication. First Things First: SMS Is Still Better Than No Two-Factor Authentication at All!
Why is Google still supporting two factor authentication?
Google has continued to support SMS for two-factor authentication despite the National Institute of Standards and Technology last year deprecating it from its preferred list of out-of-band authentication methods. The main reason for deprecating SMS is that it isn’t safe.
Why does Google want you to stop using SMS?
Google wants you to stop using its SMS two-factor sign-in SMS isn’t secure, so Google will start pushing its users across to its prompt-based 2-Step Verification. By Liam Tung | July 14, 2017 — 12:46 GMT (05:46 PDT) | Topic: Security Anyone who uses SMS for two-step verification will soon see an invitation to try Google prompts when they sign in.
What should I do instead of SMS verification code?
Google says it recommends “prompts” instead of text message verification codes to “avoid phone number-based account hacking… get more info about sign-in attempts… [and] block suspicious activity—if you didn’t try to sign into your account, tap ‘No’ on the notification to secure your account.”