OWASPASVS 5.0 requirement

ASVS-V6.6.4 Verify that, where push notifications are used for multi-factor authentication, rate limiting is used to prevent push bombing attacks.

L3 Published 2025 Official page ↗
Standard
OWASP ASVS 5.0
Chapter
V6 Authentication
Section
V6.6 Out-of-Band authentication mechanisms
Level
L3 (requirement applies from this verification level up)

Requirement

Verify that, where push notifications are used for multi-factor authentication, rate limiting is used to prevent push bombing attacks. Number matching may also mitigate this risk.