FR-01.09 — Session Refresh
Trigger: An authenticated user's access session requires renewal.
System shall:
- Validate the user's refresh credential/session.
- Issue a new valid access session where permitted.
- Reject expired, invalid, or revoked refresh credentials.
- Maintain the same authenticated user identity and role.
Acceptance Criteria:
- PASS: A valid refresh mechanism provides continued authenticated access.
- PASS: An expired or revoked refresh mechanism is rejected.
- PASS: The refreshed session belongs to the same user.
- FAIL: A revoked refresh mechanism can create a new session.