【国外标准】 Information technology -- Security techniques -- Network security -- Part 4: Securing communications between networks using security gateways

Gives guidance for securing communications between networks using security gateways (firewall, application firewall, Intrusion Protection System, etc.) in accordance with a documented information security policy of the security gateways, including 1.identifying and analysing network security threats associated with security gateways; 2.defining network security requirements for security gateways based on threat analysis; 3.using techniques for design and implementation to address the threats and control aspects associated with typical network scenarios; and 4.addressing issues associated with implementing, operating, monitoring and reviewing network security gateway controls.