Detectionmediumexperimental
AWS Bedrock Guardrail Updated
Detects updates to an Amazon Bedrock guardrail, which may indicate attempts to weaken model safety controls and allow unsafe or unauthorized model responses.
Convert In Phoenix Studio
Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.
Launch
Log Source
AWScloudtrail
ProductAWS← raw: aws
Servicecloudtrail← raw: cloudtrail
Detection Logic
Detection Logic1 selector
detection:
selection:
eventName: 'UpdateGuardrail'
eventSource: 'bedrock.amazonaws.com'
condition: selectionFalse Positives
Legitimate guardrail updates by authorized identities.
References
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
1c722651-254a-4b04-a9f4-99b62a2d0a1f
Status
experimental
Level
medium
Type
Detection
Created
Fri Jul 10
Path
rules/cloud/aws/cloudtrail/aws_cloudtrail_bedrock_guardrail_updated.yml
Raw Tags
attack.defense-impairmentattack.t1685