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 ...

Two-factor authentication adds a barrier between whoever's logging in and the account by requiring authentication in two ways, such as a computer and phone. This ...

Security experts advise against using SMS messages for two-factor authentication codes due to their vulnerability to interception or compromise. Recently, a security researcher discovered an unsecured ...

Learn how to implement Single Sign-On with External Security Token Services (STS). A deep dive into SAML, OIDC, and token exchange for CTOs and VP Engineering.

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) ...

I have long encouraged the use of two-factor authentication (2FA) or two-step verification (2SV) with online accounts whenever possible (for more about the difference, see “Two-Factor Authentication, ...

Update, Mar. 1, 2025: This story, originally published Feb. 28, now includes details of a new PayPal “no code checkout” scam. Hot on the heels of Google confirming that it is replacing the use of SMS ...

Matt is an associate editorial director and award-winning content creation leader. He is a regular contributor to the CDW Tech Magazines and frequently writes about data analytics, software, storage ...

Security measures are constantly being improved to ensure updated protection for users. As a result, Google has now disclosed that it is making plans to phase out SMS security authentication for Gmail ...

BeyondTrust has released security updates to fix a high-severity flaw in its Remote Support (RS) and Privileged Remote Access (PRA) solutions that can let unauthenticated attackers gain remote code ...