“Sovereignty isn’t just a region on a map — it’s an operating model. The hard part isn’t promises, it’s proving every week that keys stay in-country, access is brokered and there are no side paths.” — Ian Rogers, Co-Founder and Data Sovereignty Expert, TEAM Cloud

Michelle Buckner
2. Cryptographically enforce location (in-region keys)
Enforce location by anchoring encryption to in-region keys, making jurisdiction a property of the cryptographic root. This means generating and storing all cryptographic keys within hardware security modules (HSMs) located inside the required jurisdiction, under dual control and geo-fencing every key operation, instead of soft keys in app code, global KMS with single-admin control or cross-border decrypt/unwrap by default.
The critical signal of success is achieving “keys in-region = 100%,” backed by attested logs from the HSM. This provides a mathematical backstop, ensuring that events like undersea cable cuts, foreign cloud breaches or extraterritorial legal demands become non-events for your protected data.
3. Guarantee immutable audit trails
By establishing immutable audit trails, you practically guarantee the integrity of your evidence. This is achieved by streaming all critical logs — from your access gateways, key management systems and data platforms — into append-only, write-once-read-many (WORM) storage that cannot be altered.
