password spraying attacks

Pierluigi Paganini February 24, 2025
A large botnet targets M365 accounts with password spraying attacks

A botnet of 130,000+ devices is attacking Microsoft 365 accounts via password-spraying, bypassing MFA by exploiting basic authentication. SecurityScorecard researchers discovered a botnet of over 130,000 devices that is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide. The attackers targeted accounts protected with basic authentication bypassing multi-factor authentication. The experts pointed out that organizations […]