← ISO 27001 Annex A in plain English

A.7.3 A.7

Physical / A.7.3

Securing offices, rooms, and facilities

Think of it likeThe study door has a lock; the hallway does not need one.

In plain English

The family gives more protection to the rooms that hold what matters, rather than treating every space the same.

Related CSF and CIS controls (unofficial mapping)