Security research

www.splunk.com/en_us/blog/artificial-intelligence/m365-copilot-log-analysis-splunk.html

https://www.splunk.com/en_us/blog/artificial-intelligence/m365-copilot-log-analysis-splunk.html

Published on: www.splunk.com

ATT&CK techniques those detections carry

T1685Disable or Modify Tools
T1078Valid Accounts
T1110Brute Force

8 published detections cite this

Citing it, not covering it: each of these was written with this as evidence, and carries the source it came from and the licence it was published under.

Detections citing this reference
Detection	Severity	Source	Published	Licence
M365 Copilot Jailbreak Attempts	Informational	Splunk security content	Oct 8, 2026	Apache License 2.0
M365 Copilot Information Extraction Jailbreak Attack	Medium	Splunk security content	Oct 8, 2026	Apache License 2.0
M365 Copilot Impersonation Jailbreak Attack	Medium	Splunk security content	Oct 8, 2026	Apache License 2.0
M365 Copilot Agentic Jailbreak Attack	Informational	Splunk security content	Oct 8, 2026	Apache License 2.0
M365 Copilot Session Origin Anomalies	Informational	Splunk security content	Aug 26, 2026	Apache License 2.0
M365 Copilot Non Compliant Devices Accessing M365 Copilot	Informational	Splunk security content	Aug 26, 2026	Apache License 2.0
M365 Copilot Failed Authentication Patterns	Informational	Splunk security content	Aug 26, 2026	Apache License 2.0
M365 Copilot Application Usage Pattern Anomalies	Informational	Splunk security content	Aug 26, 2026	Apache License 2.0

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