MEDIUMCIS 6.4

Ensure NSG flow logs are enabled

Network Security Group flow logs capture information about IP traffic flowing through NSGs.

Security Impact

Without flow logs, network traffic patterns cannot be analyzed for security investigations.

How to Remediate

Enable NSG flow logs for all NSGs. Store logs in a storage account and configure retention.

Affected Resources

Microsoft.Network/networkSecurityGroupsMicrosoft.Network/networkWatchers/flowLogs

Compliance Frameworks

CIS Azure v1.5.0SOC 2PCI-DSSHIPAA

How TigerGate Helps

TigerGate continuously monitors your Azure environment to detect and alert on this misconfiguration. Here's what our platform does for this specific check:

  • Continuous Scanning

    Automatically scans all Azure Virtual Network resources across your Azure subscriptions every hour

  • Instant Alerts

    Get notified via Slack, email, or webhooks when this misconfiguration is detected

  • One-Click Remediation

    Fix this issue directly from the TigerGate dashboard with our guided remediation

  • Compliance Evidence

    Automatically collect audit evidence for CIS Azure v1.5.0, SOC 2, PCI-DSS compliance

  • Drift Detection

    Get alerted if this configuration drifts back to an insecure state after remediation

Check Details

Check ID
azure-networking-1
Service
Azure Virtual Network
Category
Logging
Severity
MEDIUM
CIS Benchmark
6.4

Automate This Check

TigerGate automatically scans your Azure environment for this and 160+ other security checks.

Start Free Trial

Related Azure Virtual Network Checks

View all checks
azure-networking-2high

Ensure NSG does not allow SSH from internet

azure-networking-3high

Ensure NSG does not allow RDP from internet

azure-networking-4high

Ensure NSG does not allow unrestricted access to high-risk ports

azure-networking-5medium

Ensure Network Watcher is enabled

azure-networking-6medium

Ensure virtual networks use DDoS Protection