The sentence states:
This specification defines a Key Delivery Message (KDM) for use in Digital Cinema (D-Cinema) systems. The KDM has been designed to deliver security parameters and usage rights between D-Cinema content processing centers (e.g., from post production to distribution, or from distribution to exhibition).
Add hyphen to "post production": "post-production"
The sentence states: This specification defines a Key Delivery Message (KDM) for use in Digital Cinema (D-Cinema) systems. The KDM has been designed to deliver security parameters and usage rights between D-Cinema content processing centers (e.g., from post production to distribution, or from distribution to exhibition).
Add hyphen to "post production": "post-production"