One-sentence summary
IEEE 3729-2026 sets security requirements for trusted data spaces (TDS), enabling governed data sharing across organizational boundaries while preserving data sovereignty throughout the lifecycle, using a trust-but-verify approach.
Standard Overview
| Item | Detail |
|---|---|
| Standard number | IEEE 3729-2026 |
| Title | IEEE Approved Draft Standard for Security Requirements of Trusted Data Space |
| Body | IEEE Standards Association |
| Status | Active Standard (published) |
| Core object | Trusted Data Space (TDS) |
| Methodology | Trust-but-verify |
Scope
- For platforms and operators building trusted data spaces for cross-organizational data sharing.
- Covers confidentiality and integrity of data in transit and at rest.
- Applies to government and enterprise data flows that must preserve data sovereignty.
Key Clauses
| Clause area | Content | Affected party |
|---|---|---|
| Cross-org sharing | Governed data sharing across organizational boundaries | Data platforms |
| Data sovereignty | Preserve data sovereignty across the lifecycle | Data holders |
| Trust establishment | Require continuous, verifiable trust (trust-but-verify) | Platform operators |
| Confidentiality/integrity | End-to-end protection of data in transit and at rest | Security and compliance teams |
Compliance Advice
- Use IEEE 3729 as the baseline for cross-organizational sharing in trusted data spaces.
- Put the trust-but-verify continuous verification into access control and auditing.
- Combine with data-sovereignty requirements to define data boundaries on sharing and outflow.
Official Sources
- IEEE SA: IEEE 3729-2026