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controlSC-51
Hardware-based Protection (SC-51)
Employ hardware-based, write-protect for [organization-defined] ; and Implement specific procedures for [organization-defined] to manually disable hardware write-protect for firmware modifications and re-enable the write-protect prior to returning to operational mode.
communicationsencryptionboundary-protectionnetwork
Why These Connect
Supports2
These related controls work together — a change to one may affect the others.