We all know Windows Active Directory is a great solution to centrally manage users and computers.
But how do you manage devices that sit behind a network firewall? Active Directory can still be the solution but firewall rules have to be locked down to limit the necessary ports.
PCI Requirement 1.2.1 states: Restrict inbound and outbound traffic to that which is necessary for the cardholder data environment.
Well, how do you lock down RPC traffic (TCP 1024-65535) that which is necessary for domain replication?
Microsoft has published an article showing how you can restrict RPC traffic to a single port:
https://support.microsoft.com/kb/224196
PCI compliance does not have to hinder business operations…with a bit of research, systems and security administrators can both win!
PCI DSS Requirements
PCI DSS Requirement 5.4.1: Anti-spoofing controls such as DMARC, which stands for Domain-based Message Authentication, Reporting and Conformance, Sender Policy Framework (SPF), and Domain Keys Identified Mail (DKIM) can help stop phishers from spoofing the entity’s domain and impersonating personnel.
Clarification on eCommerce Outsourcing PCI DSS requirements 6.4.3 and 11.6.1
Unpacking the New PCI DSS Password Standards
Is Your Organization Prepared for PCI DSS Automation – Requirement 10.4.1.1?
What is the PCI DSS v4 Authenticated Scanning Mandate – Requirement 11.3.1.2?
What is the PCI DSS v4.0.1 Requirement for PoLP – Requirement 7.2.5?
The New PCI DSS v4.0.1 Software Catalog Mandate – Requirement 6.3.2
How to Analyze An Attestation of Compliance (AOC)
PCI Compliance New Requirements and Targeted Risk Analysis (TRA)
RESOURCES & NEWS
Learn more about Penetration Testing and new exploits in HALOCK’s Exploit Insider.
The Dangers of Legacy Protocols
PCI Targeted Risk Analysis & DoCRA
https://www.halock.com/pci-compliance-new-requirements-and-targeted-risk-analysis/
HIPAA & Penetration Testing & Incident Response Plans
Top Threats in Healthcare
https://www.halock.com/top-cyber-threats-in-healthcare/
Cloud Security Risk Management
https://www.halock.com/prioritized-findings-and-remediation-in-cloud-security-reporting/
Penetration Testing Reports to Manage and Prioritize Risk
https://www.halock.com/a-threat-based-approach-to-penetration-test-reporting/
