Azure Compliance ControlsAzure Virtual Network
Network security groups should have RDP access restrictions configured
Prowler check network_rdp_internet_access_restricted flags Azure NSG inbound rules that Allow TCP traffic to port 3389 from broad sources like 0.0.0.0/0, Internet, or *. The Powerpipe control covers 'User Rights Assignment' Group Policy settings on Windows machines.
What this control checks
Network security groups must restrict RDP access instead of leaving it open
Framework mappings
The clauses this control is mapped to in each framework.
- CC6.6: The entity implements logical access security measures to protect against threats from sources outside its system boundaries.
- A.8.20 Network security
- A.8.21 Security of network services
- 2 Risk management policy
- 6 Security in network and information systems acquisition, development and maintenance
- 11 Access control
- 8.1 Ensure that RDP access from the Internet is evaluated and restricted
- 7.1 Ensure that RDP access from the Internet is evaluated and restricted
RBI Cyber Security Framework for UCBs
- Annex I (5.1)
- Annex I (7.3)
- COS-03.01B The cloud service provider distincts between trusted and untrusted networks. Based on a risk assessment according to OIS-07, these are separated into different security zones for internal and external network areas (and DMZ, if applicable).
- IAM-10.01B The cloud service provider ensures that access to its internal data and system functions is controlled and restricted to authorised personnel.
- IAM-10.02B The cloud service provider establishes processes and technical controls to manage and verify access permissions within its internal systems.
- PI-01.01AC The cloud service provider sets up an application firewall to protect the administration interfaces for cloud service customers that are accessible over public networks.
- PS-03.02B The security measures are designed to detect and prevent unauthorised access so that the information security of the cloud service is not compromised.
- 6.1 Ensure that RDP access is restricted from the internet
- 6.1 Ensure that RDP access is restricted from the internet
- 6.1 Ensure that RDP from the internet access is evaluated and restricted
- 6.1 Ensure that RDP access from the Internet is evaluated and restricted
- 6.1 Ensure that RDP access from the Internet is evaluated and restricted
- 7.1 Ensure that RDP access from the Internet is evaluated and restricted
- 1232.09c3Organizational.12-09.c 09.01 Documented Operating Procedures
- 164.308(a)(1)(ii)(B) Risk management
- 164.308(a)(3)(i) Workforce security
- 164.310(a)(1) Facility access controls
- 164.312(a)(1) Access control
- 164.312(e)(1) Transmission security
Related controls
Tool mappings
Use these identifiers to cross-reference this control across tools, reports, and evidence.
- Compliance.tf Control:
network_security_group_rdp_access_restricted - Powerpipe Control:
azure_compliance.control.network_security_group_rdp_access_restricted - Prowler Check:
network_rdp_internet_access_restricted
Last reviewed: 2026-10-13