Select the appropriate security concept for this statement: Team A users should not have connected to Team B's files since Team A does not require them to fulfill their assigned tasks.

According to the Principle of Least Privilege, users and user accounts should be granted the least restrictive rights feasible in order to execute the tasks at hand. For example, if a file is utilized to track business income by the Finance team, a user in the marketing department should not have access to it. SAPM is not a genuine acronym; an Entry Control Roster is a list of approved personnel for a physical area.