sigma-rules

Files

T

Terrance DeJesus 4c9317b9cc [Rule Tuning] Entra ID User Sign-in with Unusual Client (#5473 )

* [Rule Tuning] Entra ID User Sign-in with Unusual Client
Fixes #5472

* linting

* Update rules/integrations/azure/initial_access_entra_id_rare_app_id_for_principal_auth.toml

Co-authored-by: Mika Ayenson, PhD <Mikaayenson@users.noreply.github.com>

* removed duplicate client ID

* fixed investigation guide

* Update rules/integrations/azure/initial_access_entra_id_rare_app_id_for_principal_auth.toml

Co-authored-by: Isai <59296946+imays11@users.noreply.github.com>

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Co-authored-by: Mika Ayenson, PhD <Mikaayenson@users.noreply.github.com>
Co-authored-by: Isai <59296946+imays11@users.noreply.github.com>

2025-12-18 20:04:11 -05:00

aws

[Rule Tuning] AWS EventBridge Rule Disabled or Deleted (#5458 )

2025-12-18 16:56:04 -05:00

aws_bedrock

[Tuning] Add mv_expand for gen_ai.policy.action field (#5296 )

2025-11-11 07:37:40 +05:30

azure

[Rule Tuning] Entra ID User Sign-in with Unusual Client (#5473 )

2025-12-18 20:04:11 -05:00

azure_openai

[Rule Tuning] Updated ESQL Rules Based on Validation Results (#5151 )