What briefing must you have to access an automated information system that houses classified information?

To access an automated information system that houses classified information, you must complete a security clearance process, which includes a thorough background check and a briefing on the proper handling of classified materials. This briefing typically covers topics such as the classification levels, the importance of safeguarding sensitive information, and the consequences of unauthorized disclosure. Additionally, you may need to undergo specific training on the system itself and its access protocols.