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git.stella-ops.org/docs/modules/issuer-directory/README.md
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Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-19 14:45:09 +03:00

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# IssuerDirectory
**Status:** Implemented (source relocated by Sprint 216)
**Source:** `src/Authority/StellaOps.IssuerDirectory/` (previously `src/IssuerDirectory/`)
**Owner:** Authority domain (Identity & Trust)
## Latest updates (2026-04-16)
- IssuerDirectory web runtime no longer silently falls back to in-memory persistence outside `Testing`; non-testing hosts now require PostgreSQL wiring.
- Canonical configuration now lives under `IssuerDirectory:Persistence:*`, while legacy `IssuerDirectory:Postgres:*` settings remain supported for compatibility.
- Focused runtime coverage lives in `StellaOps.IssuerDirectory.WebService.Tests`.
## Purpose
IssuerDirectory maintains a trust registry of CSAF publishers and VEX statement issuers. Provides discovery, validation, and trust scoring for upstream vulnerability advisories and VEX statements.
## Domain ownership
As of Sprint 216, IssuerDirectory source is owned by the Authority domain. The runtime service identity, container, and database schema remain independent. Schema isolation from AuthorityDbContext is a deliberate security feature.
See `docs/modules/authority/architecture.md` (sections 21.1--21.4) for schema ownership and the no-merge ADR.
## Components
**Services:**
- `StellaOps.IssuerDirectory` - Main service for issuer registry management and API
## Configuration
See `etc/issuer-directory.yaml.sample` for configuration options.
Key settings:
- `IssuerDirectory:Persistence:Provider=Postgres`
- `IssuerDirectory:Persistence:PostgresConnectionString`
- `IssuerDirectory:Persistence:SchemaName` (defaults to `issuer`)
- Authority integration settings
- Issuer discovery endpoints
- Trust validation policies
- CSAF provider metadata validation
## Dependencies
- PostgreSQL (schema: `issuer_directory`)
- Authority (authentication)
- Concelier (consumes issuer metadata)
- VexHub (consumes issuer trust data)
- VexLens (trust scoring integration)
## Related Documentation
- Architecture: `../authority/architecture.md` (sections 21.1--21.4)
- Archived original: `docs-archived/modules/issuer-directory/`
- Concelier: `../concelier/`
- VexHub: `../vexhub/`
- VexLens: `../vex-lens/`