How do you use Authenticator app?

Set up Authenticator
  1. On your Android device, go to your Google Account.
  2. At the top, tap the Security tab. If at first you don't get the Security tab, swipe through all tabs until you find it.
  3. Under "Signing in to Google," tap 2-Step Verification. ...
  4. Under "Authenticator app," tap Set up. ...
  5. Follow the on-screen steps.
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How does the Authenticator app work?

How does an authenticator app work? Authenticator apps generate a one-time code that you use to confirm that it's you logging in to a website or service; they provide the second part of what's called two-factor authentication (2FA). You can read more about 2FA and why it's a good thing here.
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How do I use Authenticator app code?

Open the Authenticator app, select Add account from the Customize and control icon in the upper-right, and then select Work or school account. Select OR ENTER CODE MANUALLY. Enter the Code and URL from Step 1, and then select Finish. The Accounts screen of the app shows you your account name and a verification code.
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How do I get an Authenticator QR code?

  1. On your new phone, install the Google Authenticator app.
  2. In the app, tap Get Started.
  3. At the bottom, tap Import existing accounts?.
  4. On your old iPhone, create a QR code: ...
  5. On your new phone, tap Scan QR code.
  6. After you scan your QR codes, you get a confirmation that your Google Authenticator accounts transferred.
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How do I log into my authenticator app on my new phone?

Sign in to your account using phone sign-in
  1. Go to your personal Microsoft account sign-in page, and then instead of typing your password, select the Use the Microsoft Authenticator app instead link.
  2. Microsoft sends a notification to your phone.
  3. Approve the notification.
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How to Set Up Google Authenticator for 2-Factor Authentication (2FA)



What is your key in Google Authenticator?

What is the “Google Authenticator Key”? The key for Google Authenticator is the QR code or the 32-digit code provided in the 2-factor authentication settings of the online account you are trying to secure. This key can either be scanned or manually entered into the Authenticator app.
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Where do I enter the Google Authenticator setup key?

Procedure
  1. From your device, open the Google Authenticator app.
  2. Tap +.
  3. Tap Enter a setup key.
  4. Enter the following details: A name for the account, for example, Commvault or the name of your CommCell. The secret key provided in the email.
  5. Verify that the key type is time based.
  6. Tap Add.
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How do I scan QR code with Authenticator app?

Add a work or school account to the app using the QR code scanner
  1. Go to the security verification settings screen. ...
  2. Check the box next to Authenticator app then select Configure. ...
  3. Open the Microsoft Authenticator app. ...
  4. Use the camera to scan the QR code, and then select Done to close the QR code screen.
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Can authenticator be hacked?

External authenticator apps like Microsoft Authenticator or Google Authenticator don't use codes, so no codes can be intercepted. Instead, the user is required to accept a request popping up on their device. In theory, this ensures that the user truly must physically hold the phone in order to approve a login.
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Should I use an authenticator app?

It's more secure than ordinary 2FA because it doesn't use a message that someone could intercept. To break into an account secured with an authenticator app, an attacker would need to access the user's secret key and the encryption algorithm, or somehow spoof that one-time, one-direction code.
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Is Google Authenticator linked to Google account?

Google Authenticator protects your Google account from keyloggers and password theft. With two-factor authentication, you'll need both your password and an authentication code to log in. The Google Authenticator app runs on Android, iPhone, iPod, iPad and BlackBerry devices.
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How do I scan QR codes?

On your compatible Android phone or tablet, open the built-in camera app. Point the camera at the QR code. Tap the banner that appears on your Android phone or tablet. Follow the instructions on the screen to finish signing in.
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Where do I find the QR code on my Android?

How to scan a QR code on your Android
  1. Open your Android device's camera app.
  2. Move your camera so the QR code is in the frame. ...
  3. Open Lens and move your camera so the QR code is in the frame.
  4. The QR code's URL will appear over it. ...
  5. If you tap the magnifying glass, you'll be given three options:
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What is authentication app code?

Authentication apps generate security codes for signing in to sites that require a high level of security. You can use these apps to get security codes even if you don't have an internet connection or mobile service.
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How do I get a security key?

Set up your phone's built-in security key
  1. Turn on 2-Step Verification and choose a second verification step. ...
  2. On your Android phone, go to myaccount.google.com/security.
  3. Under "Signing in to Google," select 2-Step Verification. ...
  4. Scroll to “Set up alternative second step” and tap Add security key.
  5. Select your Android phone.
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How do I log into Authenticator?

  1. On your Android device, go to your Google Account.
  2. At the top, tap Security.
  3. Under "Signing in to Google," tap 2-Step Verification. You may need to sign in.
  4. Under "Available second steps," find "Authenticator app" and tap Change Phone.
  5. Follow the on-screen steps.
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How do I restore my Authenticator to a new phone?

To recover your information

On your mobile device, open the Authenticator app, and select Begin recovery. Sign in to your recovery account using the personal Microsoft account you used during the backup process. Your account credentials are recovered to the new device.
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Why is my Authenticator app not working?

A common fix for any problems with the authenticator app is to update your software. Ensure your device and all apps are up to date. For more support on the authentication app, you can view the authenticator app set-up video, or you can visit Microsoft's support pages.
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Do I need Google Authenticator?

You should have two-factor authentication (2FA) turned on wherever you can, but there's a more secure way to do it than having text messages sent to your phone. The alternative is an authenticator app, and one of the most popular of those comes from Google. It's called, unsurprisingly, Google Authenticator.
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How do I use Google Authenticator without a Gmail account?

Connect Google Authenticator to your Google Account

Choose “Security” from the left-side menu, then look for “2-step verification” and click “Edit”. You may need to login again. Connect your Google Authenticator app to your Google account by following the prompts after “How to Connect” a Mobile Application.
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Why do people use Authenticator?

Authenticator App (More Secure)

Using an authenticator app to generate your Two-Factor login codes is more secure than text message. The primary reason being, it's more difficult for a hacker to gain physical access to your phone and generate a code without you knowing about it.
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Why you shouldn't use Google Authenticator?

Since the provider has to give you a generated secret during registration, the secret can be exposed at that time. Warning: The primary concern with using a Time-based One-time Password like the Google Authenticator is that you have to trust the providers with protecting your secret.
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