Catalogue
ATT&CK

Detection catalogue

Explore published rules with transparent provenance, licensing, and ATT&CK mappings.

detections

Search detections

Filters

Loading detections…

Loading detections

The public catalogue of detection rules. Every entry carries its source, the identifier it had there, its licence and its ATT&CK mapping.

Product

Catalogue ATT&CK Create a workspace

Trust

Security Privacy Licences Terms

Contact

Report a vulnerability Report a content issue contacto@detections.app

MediumElastic detection rules

M365 Identity User Account Lockouts

Detects a burst of Microsoft 365 user account lockouts within a short 5-minute window. A high number of IdsLocked login errors across multiple user accounts may indicate brute-force attempts for the same users resulting in lockouts.

ATT&CK coverage

Initial Access

T1078Valid AccountsAlso under Persistence, Privilege Escalation, and Stealth.291 detections cover this technique
- T1078.004Cloud Accounts 180 detections cover this technique

Credential Access

T1110Brute Force91 detections cover this technique

Detection logic

Published to signed-in readers

The query as its source wrote it, its canonical form, and the content hash that pins this exact revision.

Provenance

Where this detection came from, and what you may do with it.

At source: Open at source
Written by: Elastic
Licence: Elastic License 2.0Read the licence
Published: Aug 27, 2026
Version: 1