two-factor authentication

2 items

ARTICLEDEV.to AI·18d ago

Two-Factor Authentication Flaws: Why SMS 2FA is No Longer Safe

SMS-based Two-Factor Authentication (2FA) is critically vulnerable to attacks such as SIM swapping and sophisticated phishing campaigns. Users should migrate to stronger authentication methods, including hardware security keys or authenticator apps.

cybersecurity two-factor authentication security Authentication

DOCDEV.to AI·4/18/2026

Build a Voice OTP System: Phone-Based Two-Factor Authentication in 10 Minutes

This content presents a tutorial on building a Voice OTP system, offering a more secure alternative to SMS-based two-factor authentication. It highlights how an AI voice can read the one-time code aloud via a phone call, circumventing SMS vulnerabilities like SIM-swapping and SS7 attacks.

OTP two-factor authentication security AI voice