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Training Camp • Cybersecurity Glossary
Rule Header refers to the metadata information at the beginning of a security rule that identifies the source and destination IP addresses, ports, protocols, and other criteria for traffic filtering within a network firewall or intrusion detection system.
Rule Header Definition: Rule Header refers to the metadata information at the beginning of a security rule that identifies the source and destination IP addresses, ports, protocols, and other criteria for traffic filtering within a network firewall or intrusion detection system.
Rule Header: A rule header refers to the initial segment of a network security rule that defines the conditions under which the rule is to be applied. It typically includes information such as source and destination IP addresses, port numbers, protocol, and specific actions to be taken upon detection of network traffic that matches the defined criteria. The rule header plays a pivotal role in guiding the behavior of network security devices such as firewalls and intrusion detection/prevention systems.
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