Detection: Network Security Group Deleted

Overview

Detect when an Azure Network Security Group (NSG) was deleted. NSGs are critical for managing inbound and outbound traffic to Azure resources, and their deletion can expose resources to unauthorized access or disrupt service availability. Monitoring these deletions ensures continued network security and operational stability.

References:

Usage

Run the detection in your terminal:

powerpipe detection run azure_activity_log_detections.detection.network_security_group_deleted

Snapshot and share results via Turbot Pipes:

powerpipe login
powerpipe detection run azure_activity_log_detections.detection.network_security_group_deleted --share

SQL

This detection uses a named query:

select
  tp_timestamp as timestamp,
operation_name as operation,
resource_id as resource,
caller as actor,
tp_index::varchar as subscription_id,
resource_group_name as resource_group,
tp_id as source_id,
status as event_status,
*

from
  azure_activity_log
where
  operation_name = 'Microsoft.Network/networkSecurityGroups/delete'
  and status = 'Succeeded'

order by
  timestamp desc;

Detection: Network Security Group Deleted

Overview

Usage

SQL

Tags