Which of the following correctly describes the requirements for classified information transfer?

The requirement for transferring classified information mandates following an approved governmental channel to ensure proper security measures and compliance with legal and regulatory frameworks. This means that any transfer of classified data must be conducted through established procedures that have been authorized by appropriate government authorities. These channels are designed to protect sensitive information and safeguard national security interests, ensuring that only qualified individuals and entities handle such information under controlled conditions.

In contrast, the other options suggest practices that would compromise the integrity and security of classified information. For example, transferring classified information freely without restrictions would create significant risks of unauthorized access and potential leaks. Heavily publicized agreements would not provide the necessary confidentiality and security required for handling classified materials. Lastly, the notion that classified information is exempt from any form of classification goes against the fundamental principles that govern the classification and protection of sensitive data. Thus, adhering to approved governmental channels is crucial for secure and compliant information transfer.