See security concept of operations.
Sources:
CNSSI 4009-2015
under concept of operations
A security-focused description of an information system, its operational policies, classes of users, interactions between the system and its users, and the system’s contribution to the operational mission.
Sources:
CNSSI 4009-2015
Verbal and graphic statement, in broad outline, of an organization’s assumptions or intent in regard to an operation or series of operations of new, modified, or existing organizational systems.
Sources:
NIST SP 800-160v1r1
under concept of operations
from
ANSI/AIAA G-043B-2018