ThreatVectr
Tag

#ROPC

2 stories taggedROPC.

A digital illustration showing a hacker targeting Microsoft 365 through OAuth
Identity & Access

Four Million Fake App IDs, One Blind Spot: How Hackers Are Slipping Past Microsoft Login Defences

Two criminal campaigns sent over four million spoofed application identities at Microsoft's sign-in system and barely triggered an alert. Here is what happened, who is at risk, and what security teams can do about it.

5 min read
Extreme close-up of a server rack's blinking status lights in a darkened data centre, rows of ethernet cables in cool blue and amber tones, shallow depth of fie
Identity & Access

81 Million Login Attempts: A Massive Password Spray Attack Hit Microsoft 365 Users

Criminals hammered Microsoft accounts with automated login attempts for two weeks. At least 78 accounts were broken into — and many victims had multi-factor authentication switched on, just not set up correctly.

3 min read
© 2026 Threat Vectr