HACKR.GG
00 — Overview

2FA / MFA Bypass

Learn how two-factor authentication fails — skipping the MFA step entirely via direct API access, and brute forcing weak OTP codes with no rate limiting.

Intermediate·35 min·5 tasks
// By the end of this module
Understand common 2FA implementations and their weaknesses
Bypass 2FA via response manipulation and skipping the verification step
Exploit rate-limit absence to brute force 6-digit OTP codes
Abuse backup codes and fallback flows to circumvent MFA