A2A agent card
An /.well-known/agent-card.json with the required fields, a coherent endpoint, and a valid signature (if signed). (site-wide file)
Broken variant
Only name + description are present (required fields and a coherent endpoint are missing), and a signature entry has no signature value.
Catalogued flags
| Flag | Kind | Severity |
|---|---|---|
agentCardInvalidJson | defect | high |
agentCardMissingFields | defect | high |
agentCardInvalidSignature | defect | high |