~/talk

Anatomy of the Attack: The Rise and Fall of MFA

Talkat RSA Conference 2023 · 2023-04-24..04-27· [security]
name:Dave Taku
links:none on file
slides:none on file

Three case studies show how MFA survives technical scrutiny but loses to process: a Russian state actor brute forces an orphaned AD account, enrolls it via orphaned account enrollment via Duo, alters a domain controller hosts file and exploits PrintNightmare to bypass fail‑open MFA; LAPSUS$ compromises Sitel VPN to reset Okta tenant admin access via support tooling; and an attacker uses repeated push notifications and social engineering—prompt bombing (MFA fatigue)—to reach Uber’s PAM and AWS keys. Key metrics cited: ~78% MFA adoption and 82% of breaches involve the human element.

AI-written summary · about

  1. 0:00Introduction to MFA threats
  2. 10:37Three major MFA attacks
  3. 24:22Zero Trust and risk-based MFA
  4. 33:54Key takeaways and solutions
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