Attacks. Services. and mechanisms Security Attack: Any action that compromises the security of information Security Mechanism: A mechanism that is designed to detect, prevent, or recover from a security attack Security service: A service that enhances the security of data processing systems and information transfers. A security service makes use of one or more security mechanisms8 Attacks, Services, and Mechanisms * Security Attack: Any action that compromises the security of information. * Security Mechanism: A mechanism that is designed to detect, prevent, or recover from a security attack. * Security Service: A service that enhances the security of data processing systems and information transfers. A security service makes use of one or more security mechanisms