Sector Cloud Rules
Regulator expectations for cloud use, exit plans and material outsourcing notification.
4 to work through
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intermediate
Until 2025 a European firm's cloud exit plan priced the egress bill as the main barrier and assumed the migration window was negotiable. The EU Data Act has applied since 12 September 2025 and removes switching charges entirely from 12 January 2027 while capping the switching timetable. What changed for the architecture team and what did not?
3 min answer -
advanced
A regulated institution must satisfy sector-specific rules on outsourcing to cloud providers. What does architecture need to demonstrate?
1 min answer -
advanced
Sector rules require audit rights over providers and a tested exit plan. How does that shape your architecture and supplier choices?
2 min answer -
advanced
The EU's Digital Operational Resilience Act has applied to financial entities since 17 January 2025. It requires a maintained register of every contractual arrangement with an ICT third-party provider, threat-led penetration testing, and brings designated critical providers under direct supervisory oversight. What does an architecture team gain from this, what does it pay, and when does the bill land?
3 min answer
4 terms in this topic
Functional Equivalence
The standard that a destination service must deliver the same output at the same performance and security after a switch, which is defined only betwe…
practiceMaterial Outsourcing Notification
The regulatory obligation to inform a supervisor before placing a critical function with a third party, which puts cloud adoption on a timeline archi…
practiceRegister of Information
A maintained record of every contractual arrangement with a technology provider, including its subcontractors and which critical functions it support…
conceptSector Cloud Rules
Sector-specific rules governing cloud use — outsourcing notification, audit rights, concentration risk and exit — which shape provider and service choices.
Neighbouring topics
Regulatory & Data Protection Architecture
General material on designing under legal and regulatory obligation.
Privacy by Design
Data minimisation, default protection and purpose binding as structural decisions.
Lawful Basis & Purpose Limitation
Why you may hold the data, and why that forbids the second use somebody proposed.
Data Subject Rights
Access, correction, portability and erasure across systems that never planned for them.
Consent Architecture
Capturing, versioning and propagating consent to every system that acts on the data.
Data Residency
Keeping data within a jurisdiction, including backups, logs and support access.
Digital Sovereignty
Control over data, operations and the operator, beyond where the bytes physically sit.
Cross-Border Transfer
The legal mechanism that permits data to leave, and the architecture that respects it.
PCI-DSS Scoping
Segmentation and tokenisation to shrink what is in scope, because scope is the cost.
Healthcare Data Protection
PHI handling, minimum necessary access, and audit expectations in clinical systems.
Financial Services Regulation
Operational resilience, payment rules and supervisory expectations as design inputs.
Records Retention & Legal Hold
Keeping what must be kept, deleting what must go, and freezing both on demand.
Erasure vs Immutability
Deletion obligations against event logs, backups and ledgers designed never to forget.
Pseudonymisation
Separating identity from record, and the re-identification risk that remains.
Privacy-Enhancing Technologies
Differential privacy, secure enclaves and federated computation, and what each buys.
Regulatory Reporting Pipelines
Submissions with fixed deadlines, fixed formats, and a regulator who audits the lineage.
Exit & Concentration Risk
Being able to leave a provider, and what the regulator asks when you cannot.
Third-Party Risk
Assessing, contracting and monitoring the vendors your architecture now depends on.
Geo-Restriction & Sanctions
Blocking access by jurisdiction, and the accuracy and evasion problems that come with it.