A secret agent is a person who carries out covert activities on behalf of an organization or government. There are several other terms that can be used to refer to a secret agent, such as a covert operative, undercover agent, spy, intelligence officer, espionage specialist, or clandestine operative. These synonyms highlight the secretive nature of the work that these individuals undertake and the need for discretion and secrecy to be maintained at all times. Whatever term is used, the work of these individuals remains vital to maintaining the safety and security of their country and citizens.