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πŸ›‘οΈ Azure Managed HSM public network access is not disabled🟒βšͺ

  • Contextual name: πŸ›‘οΈ Managed HSM public network access is not disabled🟒βšͺ
  • ID: /ce/ca/azure/managed-hsm/public-network-access
  • Tags:
  • Policy Type: COMPLIANCE_POLICY
  • Policy Categories: SECURITY

Stats​

not available

Description​

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Description​

A Managed HSM accepts data-plane connections from public networks, or only through private endpoints and trusted Microsoft services. The Public network access setting, Enabled or Disabled, selects between them. Prerequisites: Give every client that needs data-plane access an approved private endpoint with private DNS resolution before disabling public network access.

Rationale​

With public network access enabled, the HSM's data-plane endpoint is reachable from the internet, limited at most by an IP address allowlist and guarded otherwise only by Microsoft Entra authentication and local role assignments. A stolen token or an over- broad role assignment can then be used from anywhere to run cryptographic operations with the HSM's keys.

Audit​

This requirement needs manual assessment. Managed HSM resources and publicNetworkAccess are not collected.

Remediation​

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Remediation​

A Managed HSM accepts data-plane connections from public networks, or only through private endpoints and trusted Microsoft services. The Public network access setting, Enabled or Disabled, selects between them. Prerequisites: Give every client that needs data-plane access an approved private endpoint with private DNS resolution before disabling public network access.

On the Managed HSM, open Settings > Networking > Public access and set Public network access to Disabled. Save the change, confirm that public connections are blocked, and verify that required clients can still connect through their approved private endpoints.

Automated assessment is unavailable: Managed HSM resources and publicNetworkAccess are not collected.

policy.yaml​

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Linked Framework Sections​

SectionSub SectionsInternal RulesPoliciesFlagsCompliance
πŸ’Ό CIS Azure v7.0.0 β†’ πŸ’Ό 8.3.1.5 Ensure 'Public Network Access' is 'Disabled' for Azure Key Vault Managed HSM (Automated)1no data
πŸ’Ό Cloudaware Framework β†’ πŸ’Ό Network Exposure144no data