Zero Trust Engineering — Workload identity and attestation
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/02 About
Applications and workloads engineering reference for workload identity and attestation, including policy, logical interfaces, recovery and assurance.
Purpose: Workload identity and attestation. Domain: Applications and workloads. Family: decision. Scenario trigger: Present workload attestation for service admission. Input assurance: Identity credential, measured workload image and issuer chain. Evaluation: Validate runtime provenance, issuer trust and workload audience. Governing policy: Workload enrollment, attestation freshness and assurance policy. Resource-side obligation: Bind admitted workload to revocable machine principal. Protected concern: Runtime workload security boundary. Logical interface: Image digest environment measurement principal issuer nonce and validity. Evidence: Workload attestation verdict credential mapping and expiry. Failure: Untrusted image, replayed attestation or lost signing authority. Required recovery: Refuse admission and isolate affected workload. Architectural invariant: Workload identity must be cryptographically bound to verifiable runtime claims Adoption: replace reference roles with concrete owner-controlled services. Specify exact provider/consumer identities, schema fields and classifications, signal provenance and freshness, idempotency, authorization lifetime, timeout/retry limits, observation and tamper evidence. A denied or failed operation must not silently become a permitted one. Scope: original vendor-neutral, implementation-agnostic technical reference model. Illustrative logical components and behaviors are neither a deployed system nor evidence of regulatory compliance. Package identities remain stable within the package; cross-package semantic reconciliation requires separate explicit registry support.
Curated · other · unspecified · Published by Lattix · 28 elements · 34 relationships · validated on publish
/03 Contents
- Capability
- Applications and workloads, Workload identity and attestation
- Role
- Applications and workloads owner
- Business Actor
- Access-requesting principal
- Activity
- Present workload attestation for service admission, Verify: Identity credential, measured workload image and issuer chain, Assess: Validate runtime provenance, issuer trust and workload audience, Execute: Bind admitted workload to revocable machine principal, Exception: Untrusted image, replayed attestation or lost signing authority, Recover: Refuse admission and isolate affected workload, Collect additional authorization evidence
- Application Component
- Identity credential, measured workload image and issuer chain, Validate runtime provenance, issuer trust and workload audience, Bind admitted workload to revocable machine principal
- Application
- Runtime workload security boundary
- Policy
- Workload enrollment, attestation freshness and assurance policy
- API
- Workload identity and attestation logical interface
- Message/Event Schema
- Image digest environment measurement principal issuer nonce and validity
- Data Store
- Workload attestation verdict credential mapping and expiry
- Control
- Workload identity and attestation enforcement assurance
- Risk
- Untrusted image, replayed attestation or lost signing authority risk
- Requirement
- Workload identity must be cryptographically bound to verifiable runtime claims
- Measure
- Workload identity and attestation assurance completeness
- Trust Boundary
- Workload identity and attestation authority boundary
- State
- Conditionally authorized, Denied or additional proof required, Additional assurance required, Active authorization revoked