The article outlines the progression of FIDO (Fast Identity Online) experiences on Android, highlighting the shift from traditional password-based authentication to more secure methods. Passwords have long been the standard but come with significant drawbacks. Users struggle with complexity, often resorting to password reuse and insecure storage methods, making them vulnerable to data breaches and phishing attacks. To combat these issues, the Universal Second Factor (U2F) standard emerged in 2014, adding a strong, phishing-resistant layer to existing logins. It requires users to connect a security key after entering their username and password. While this method enhances security, the setup process can be complicated for less tech-savvy users. The introduction of passkeys marks a significant advancement. Passkeys, built on FIDO standards, allow users to authenticate using device unlock methods like biometrics or PINs, eliminating the need for usernames and passwords. Android's latest iterations have streamlined this process, providing a more user-friendly interface with fewer steps and clearer options for authentication. With the announcement of Android’s support for FIDO2 specs in November 2023, including PIN support for security keys, the platform continues to enhance its security features and pave the way toward a passwordless future.