diff --git a/local-app/python-tools/cross-organization/check_security_groups.py b/local-app/python-tools/cross-organization/check_security_groups.py
new file mode 100644
index 00000000..ddab6b95
--- /dev/null
+++ b/local-app/python-tools/cross-organization/check_security_groups.py
@@ -0,0 +1,48 @@
+import boto3
+
+# --- VERSIONING ---
+__version__ = "1.0.0"
+
+def account_task(account_session, account_id, account_name, region):
+    """
+    Scans each region for Security Groups and collects metadata.
+    """
+    results = {"alias": "N/A", "data": {}}
+    try:
+        # Get all enabled regions for the account
+        ec2_global = account_session.client('ec2', region_name=region)
+        regions = [r['RegionName'] for r in ec2_global.describe_regions()['Regions']]
+        
+        for reg in regions:
+            ec2 = account_session.client('ec2', region_name=reg)
+            try:
+                # Describe security groups for the current region
+                paginator = ec2.get_paginator('describe_security_groups')
+                for page in paginator.paginate():
+                    for sg in page['SecurityGroups']:
+                        group_id = sg['GroupId']
+                        
+                        # Extract all tags into a dictionary
+                        tags = {t['Key']: t['Value'] for t in sg.get('Tags', [])}
+                        
+                        # Keyed by region:group_id for the global aggregator
+                        results["data"][f"{reg}:{group_id}"] = {
+                            "resource": f"arn:aws:ec2:{reg}:{account_id}:security-group/{group_id}",
+                            "vpc_id": sg.get('VpcId', 'N/A'),
+                            "owner_id": sg.get('OwnerId', 'N/A'),
+                            "group_name": sg.get('GroupName', 'N/A'),
+                            "description": sg.get('Description', 'N/A'),
+                            "group_id": group_id,
+                            "region": reg,
+                            "tags": tags
+                        }
+            except Exception:
+                # Skip regions that may have restricted access
+                continue
+
+        results["data"]["account_summary"] = {"_summary": f"SG_COUNT:{len(results['data'])}"}
+        
+    except Exception as e:
+        results["error"] = str(e)
+        
+    return results