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Information Security A Practical Guide: Bridging the Gap between IT and Management by Tom Mooney

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CHAPTER 7: DOCUMENTING THE SYSTEM FOR EVERYONE

Rationale: Systems have many technical designs that IT teams use to develop and maintain the system. However, these systems are very hard to understand for members of staff who are not technical, typically management. This can be a real barrier for management, especially when they need to make a key decision based on risk.

Content: To help management understand the system you can re-document the system into a kind of entity relationship diagram. This diagram will be a high-level view of staff, networks, systems and so on, and each entity will be connected with an arrow showing the flow of information and control points in the system. This diagram is even more useful when some entities are outside ...

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