Text message two-factor authentication sounds like a security upgrade. It feels official. It looks responsible. Yet it often ...

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 ...

A new phishing campaign is impersonating Google’s account security checks to trick users into installing a malicious web app that steals passwords, passcodes, and other sensitive data directly from ...

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 ...

Why Passwords Are Still a Developer's Problem in 2026. The case against password-based authentication is well-established in the IAM community, but the practical implications for ...

One-time SMS codes are widely used as the second checkpoint in two-factor authentication (2FA) to sign into everything from banking apps to email accounts. As I've written before, though, SMS is one ...

As businesses rely more on software to deliver products and services, it is vital to secure their applications against threats such as code injection, data breaches, and privilege escalation.

Come along with me on a journey as we delve into the swirling, echoing madness of identity attacks. Today, I present a case study on how different implementations of OAuth 2.0, the core authentication ...

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, ...

Attackers are now targeting a critical authentication bypass vulnerability in the CrushFTP file transfer software using exploits based on publicly available proof-of-concept code. The security ...

Update Sign-In & Security settings on iPhone, Mac, or the Apple Account page This article explains how to turn on iCloud two-factor authentication to protect your Apple ID/Apple Account from theft, ...