This is a potential security issue, you are being redirected to https://csrc.nist.gov.
A collection of rules or signatures that network traffic or system activity is compared against to determine an action to take—such as forwarding or rejecting a packet, creating an alert, or allowing a system event.
NIST SP 800-115 under Ruleset
A set of directives that govern the access control functionality of a firewall. The firewall uses these directives to determine how packets should be routed between its interfaces.
NIST SP 800-41 Rev. 1 under Ruleset
A table of instructions used by a controlled interface to determine what data is allowable and how the data is handled between interconnected systems.