

Google said the rolling out of the passkey technology – to mark World Password Day – signified “the beginning of the end” for passwords for Google accounts. Google has said this will prevent people using phishing, SIM-swap and other methods to obtain passwords and bypass authentication methods – because the private key and the biometrics used are never shared. The signature is then verified using the public key to allow a person to access their account.Īll Google sees out of the transaction is the signature generated, and the public key. When a user signs in, the device must solve a unique challenge using the private key to generate a signature. Users can create a passkey for each device they use, or the operating system or app used to manage the passkeys can be shared between the devices.Ī cryptographic private key is stored on the device, and there is a corresponding public key uploaded to Google.
