{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/ClientAuthenticationMethod", "title": "ClientAuthenticationMethod", "type": [ "object", "null" ], "description": "Defines client authentication methods.", "additionalProperties": false, "minProperties": 1, "maxProperties": 1, "properties": { "private_key_jwt": { "$ref": "#/components/schemas/ClientAuthenticationMethodPrivateKeyJWT" }, "tls_client_auth": { "$ref": "#/components/schemas/ClientAuthenticationMethodTLSClientAuth" }, "self_signed_tls_client_auth": { "$ref": "#/components/schemas/ClientAuthenticationMethodSelfSignedTLSClientAuth" } } }