Which statement about the SDU used by the MIDS LVTs is true?

The correct statement regarding the SDU (Secure Data Unit) used by the MIDS (Multifunctional Information Distribution System) LVT (Low Volume Terminal) is that it doesn't perform automatic key rollover. This feature means that the SDU will require manual intervention for key updates rather than automatically transitioning to a new key at predetermined intervals or under specific conditions.

This is significant in operational settings, as it impacts how often keys must be handled and updated, which can affect the security and reliability of communications. An understanding of this functionality is crucial for personnel involved in operational communications, as they must be prepared to manage key updates properly to maintain secure communications.

In contrast, the other statements highlight features that are not true regarding the SDU in the MIDS LVT context. For instance, the KGV-8 Thornton Crypto Module does not pertain to this SDU, and its certification extends beyond securing only classified data, encompassing other levels of security as well. Additionally, while the storage capabilities are important, the SDU's storage limits are not confined to just five locations but can vary based on operational configurations. Thus, comprehending these technical specifications is essential for ensuring the effectiveness of tactical communications technology.