← ISO 27001 Annex A in plain English

A.8.22 A.8

Technological / A.8.22

Segregating networks from one another

Think of it likeA door between the garage and the house, so a fire in one is not a fire in both.

In plain English

The family separates parts of its network, so trouble that gets into one area does not automatically reach the rest.

Related CSF and CIS controls (unofficial mapping)