---
id: 668
title: "MFA security part 2: How to prevent MFA bypass"
source_domain: bugcrowd.com
source_url: "https://www.bugcrowd.com/blog/mfa-security-part-2-how-to-prevent-mfa-bypass/"
published_at: "2025-02-11 13:00"
tags: ["phishing", "red-team", "authentication", "mfa", "aitm", "fido2", "conditional-access"]
phying_url: "https://phying.com/item/668"
lang: en
---

# MFA security part 2: How to prevent MFA bypass

## Summary

Bugcrowd's MFA blog explains why adversary-in-the-middle attacks are growing and outlines defenses: phishing-resistant FIDO2 authentication, stronger conditional access policies, dropping SMS MFA.

## Intelligence Metadata

- **Sources:** bugcrowd.com
- **Published:** 2025-02-11 13:00
- **Original:** https://www.bugcrowd.com/blog/mfa-security-part-2-how-to-prevent-mfa-bypass/
- **Phying News:** https://phying.com/item/668