Spycraft refers to the techniques, methods and practices used by spies or intelligence agents in gathering information about an enemy or a potential threat. It involves various skills such as surveillance, espionage, counterintelligence, deception, and covert operations that are employed to obtain secret information. Spycraft also includes the use of technology, disguises, and other tools to help agents remain undetected while gathering intelligence. The term is often used in reference to the tactics and strategies employed by professional spies or espionage agencies.