Technical Research & Guides

Privacy & Email Security Library

Independent research, protocol walkthroughs, and practical defense tactics written by certified cybersecurity analysts.

One-Time Passwords (OTPs) and 2FA via Email: Security Vulnerabilities and Mitigation Best Practices
Authentication & Identity
One-Time Passwords (OTPs) and 2FA via Email: Security Vulnerabilities and Mitigation Best Practices

Analyze the critical security flaws of receiving 2FA codes via email. Understand session hijacking, MitM attacks, and why...

17 min read Read Guide