href=#background>Background</a><li role=none aria-label="Solution: strong service identity and authentication"><a href=#solution-strong-service-identity-and-authentication>Solution: strong service identity and authentication</a><ol><li role=none aria-label="Strong identity"><a href=#strong-identity>Strong identity</a><li role=none aria-label="Communication security"><a href=#communication-security>Communication security</a><li role=none aria-label="Key management and distribution"><a href=#key-management-an