If authorized sources do not provide sufficient guidance, what should you do?

• A. Make an independent classification decision
• B. Consult with another derivative classifier
• C. Ask your security manager and Facility Security Officer (FSO)
• D. Use your best judgment based on experience

Answer: (C)

When faced with insufficient guidance from authorized sources, the most appropriate action is to consult with your security manager and Facility Security Officer (FSO). This step is crucial because these individuals are responsible for ensuring that security protocols are followed correctly and can provide the necessary expertise and oversight in classification decisions. Consulting them ensures that any classification made aligns with the organization's policies and the broader security framework.

Making an independent classification decision without appropriate authority can lead to misclassifications that might compromise security. Similarly, while consulting another derivative classifier might seem helpful, it does not guarantee that the classifier has the authority or the specialized knowledge necessary for the specific situation. Using personal judgment based solely on experience risks introducing subjectivity that could conflict with established security protocols. Therefore, obtaining guidance from the security management structure is the best practice to ensure compliance and protect sensitive information effectively.