Abstract: Aim to provide a good, safe, standard information security environment for remote information security system and to rapid position of the occurrence of the accident to avoid great losses of the accident. The article analyzed access authorization function to ensure consistency of all maintenance behavior. Through the unified maintenance access channel function, the operation and maintenance personnel could ask other maintenance personnel for collaborative operation when they cannot deal with the problem of the case alone. Through the real-time process monitoring function, any operation maintenance personnel on the remote host do will simultaneously displayed on the monitor screen of auditors, the administrators can manually interrupt conversation illegal operations. Through the historical record query and historical operating image playback function, the administrators can locate historical events. These remote information system security safeguard functions achieved the maintenance personnel’s permission assignment and made the operation process transparently to avoid the occurrence of ultra virus access or illegal operations security events. Operation environment which was researched in this paper, laid a solid foundation for the stable operation of the fisheries information system.