The 2025 edition of ISO / IEC 27001 is subtle on paper—yet seismic in practice. While the core management‑system clauses (4–10) remain intact, Annex A has been refactored: 114 controls shrunk to 93, 14 domains collapsed into just four “themes,” and five brand‑new controls targeting cloud, configuration, and zero‑trust monitoring. If you’re chasing the ISO 27001 Lead Implementer badge—or steering an…