{ "signing": { "default": { "expiry": "87600h" }, "profiles": { "intermediate": { "usages": ["cert sign", "crl sign"], "expiry": "87600h", "ca_constraint": { "is_ca": true, "max_path_len": 0, "max_path_len_zero": true } }, "host": { "usages": [ "signing", "digital signing", "key encipherment", "server auth" ], "expiry": "87600h" } } } }