A set of practices shared by a community whose members may engage in illegal or sensitive activities, in order to minimize the risk of these activities being subverted or sabotaged.

A producer of printed documents or products which are physically protected against forgery, counterfeiting and alteration by security features

plural of security system

plural of security principal

Security in the form of a person's pledge or promise, as distinguished from the delivery of some valuable object as security.

The measure of the availability of food and individuals' ability to access it.

plural of security distance

(automotive) the amount of space required between two vehicles on a roadway in order to maintain a safe following distance

Alternative form of security through obscurity

plural of security officer