# Issuer Directory

## Purpose
Trust registry for VEX issuers and keys.

## Inputs
- Issuer metadata and key material

## Outputs
- Trust weights and issuer resolution

## Data and storage
- PostgreSQL

## Key dependencies
- Authority

## Notes and boundaries
- Consumed by VEX Lens and Excititor

## Related docs
- docs/modules/issuer-directory/architecture.md