If you aren't familiar with FIDO2, the very short version is that it's a two-factor authentication method that means you won't need to use a password to log into supported services.
Some Android phones have been able to double up as a FIDO key for some time, but now you'll be able to link your phone to Password Manager, and respond to a pop-up on the device to authenticate with an unlock pattern or biometric (probably your fingerprint).
At launch, the feature is available only on select Android smartphones.
Goodbye passwords: Android is now FIDO2 certified FIDO2 certification is paving the way for passwordless mobile security.
There's nothing extra for you to set up: if you have a Google account attached to your Android phone this will work for you. The company said it'll soon enable more Google and Google cloud services that allow this authentication method.
According to Google, the new feature built on the FIDO2, W3C WebAuthn and FIDO CTAP standards that have been developed to help reduce the dependency on passwords.
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Throughout all of modern computing history, passwords have been the primary method of securing data.
"This new capability marks another step on our journey to making authentication safer and easier for everyone to use", Google said in a Monday blog post.
Google says users shouldn't be anxious about their fingerprints being sent to its servers because the fingerprint is actually registered and stored on the device.
Next, go to passwords.google.com using Google Chrome, tap on a saved website credential and follow the instructions.
Other Android devices with Android 7 Nougat or higher will be getting this update over the next few days.
However, local user verification is used for "reauthentication during step-up flows to verify the identity of the already signed-in user".