A comprehensive developer guide to implementing secure authentication in modern applications. Covers OAuth 2.0, OIDC, passwordless authentication, passkeys, and enterprise SSO with production-ready ...

In “Two-Factor Authentication, Two-Step Verification, and 1Password” (10 July 2023), I explained that for true two-factor authentication, you needed to acquire your time-based one-time password (TOTP) ...

Post-quantum authentication helps consumer apps stay secure against quantum computing threats with future-proof encryption and identity protection.

It’s been a long time coming since the first details were leaked back in August, 2024, but the new Google Authenticator app has now arrived for users to download. With 100 million plus users already, ...

Q: What are the pros and cons of using a third-party authentication app? A: Every user of the Internet should be familiar with the security concept known as ‘2-factor authentication’ (2FA) which ...

This is the first in a new series of weekly app recommendations, where I’ll highlight something I’ve been using for years or recently discovered and believe is worth showcasing. Some of these apps ...

Why is Microsoft Authenticator stuck in a login loop? Follow these suggestions to fix the issue, and before you start, ensure the app has been updated to the latest version: Clear app cache and ...