iOS Android To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store.

Tell me more about digital signatures and certificates. Show me how to get a digital signature from a certificate How would I learn about signing certificates?

Learn how to set up your user account for multifactor authentication with Microsoft 365.

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

Choose your alternative verification method, and continue with the two-step verification process. After you're back in your account, you can update your verification methods (if necessary). For more info about add or changing your methods, see the Manage your settings for two-step verification article. Next steps Learn about your security info in the Security info (preview) overview article ...

Learn about Microsoft security features and settings to help you secure and protect your business.

The new digital workflow provides a more secure, reliable, and user‑friendly activation experience and helps prevent fraud. While the process has been updated, offline activation capabilities remain supported. Customers who rely on traditional offline activation can continue using it without changes to their environment. The Product Activation Portal enables activation for a wide range of ...

Learn how to fix the error "Sorry, something's wrong with your Microsoft account" so you can sign in to the XBOX network.

Microsoft Authenticator FAQs Caution A common trick of attackers is to contact you via text or phone pretending to be your bank, IT support, or other service provider and saying they need you to read them the code from your Authenticator to verify your identity on the call. Don't give them the code - they're trying to break into your account and are stuck at the verification prompt. No real ...

Learn how to set up multi-factor authentication for Microsoft 365 and add an extra layer of account security.