💼 1.4 Network connections between trusted and untrusted networks are controlled.

• Contextual name: 💼 1.4 Network connections between trusted and untrusted networks are controlled.

• ID: /frameworks/pci-dss-v4.0.1/01/04

• Located in: 💼 1 Install and Maintain Network Security Controls

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Sub Sections

Section	Sub Sections	Internal Rules	Policies	Flags
💼 1.4.1 NSCs are implemented between trusted and untrusted networks.			17
💼 1.4.2 Inbound traffic from untrusted networks to trusted networks is restricted.			19
💼 1.4.3 Anti-spoofing measures are implemented to detect and block forged source IP addresses from entering the trusted network.
💼 1.4.4 System components that store cardholder data are not directly accessible from untrusted networks.			6
💼 1.4.5 The disclosure of internal IP addresses and routing information is limited to only authorized parties.