Electronic intrusion

Definition
An electronic intrusion is

"[u]nauthorized access to networks and information systems or any other type of information system attack. Electronic intrusion includes activities to steal or corrupt sensitive information; to steal, modify, or destroy software; to circumvent system security countermeasures; to disrupt or disable an information system; to steal services or defraud providers; and other types of information system attacks such as interception, spoofing, disinformation, and denial-of-service."