What is one purpose for marking classified information?

Marking classified information primarily serves the purpose of identifying information that requires protection. This is crucial because it allows personnel to understand the sensitivity level of the information and the necessary precautions that need to be taken when handling it. By marking the information appropriately, individuals can ensure compliance with legal and regulatory requirements, as well as safeguard national security interests.

The marking clearly communicates to all individuals involved that certain data is classified and should not be disseminated or mishandled, which can prevent unauthorized access and potential breaches of sensitive information. This process helps maintain the confidentiality, integrity, and availability of classified materials in a structured manner, allowing for responsibilities to be appropriately assigned and followed.

While indicating the author, creating backups, or providing editing guidelines may have their own importance in document management, these functions do not align with the primary aim of marking classified information specific to safeguarding sensitive content.