noun
managed open system
A computing term for a system that is open in architecture but subject to management or oversight. Rare outside technical documentation.
このプロジェクトでは、被管理開放型システムのセキュリティ要件を定義する必要がある。
In this project, we need to define the security requirements for the managed open system.
Compound of 被管理 (managed) + 開放型 (open type) + システム (system). A direct calque from English 'managed open system'.