How should a CD containing several classified digital photographs be marked?

The correct way to mark a CD containing several classified digital photographs is by using the highest level of classification and all applicable controls. This ensures that the sensitive nature of the content is appropriately communicated and protected. Classified information is designated with specific markings that indicate its status and the handling procedures required for safeguarding it.

Using the highest level of classification is essential because it encompasses the most sensitive information within the photographs. This not only alerts personnel to the seriousness of the contents but also ensures that the necessary precautions are taken to prevent unauthorized access. Additionally, including all controls means that any special access requirements or caveats related to the material are clearly indicated, which is crucial for maintaining security and compliance with relevant regulations.

In contrast, marking the CD with standard unclassified markings would create a significant security risk, as it fails to convey that the contents are classified. Likewise, marking it with the lowest level of classification could undermine the protection measures required for more sensitive information. Lastly, the idea of not marking the CD if stored securely does not fulfill the legal and procedural obligations for handling classified information, as proper markings are critical even when physical security measures are in place.