Each type only applies to a cerntain number of services. For example, types with OAuth prefix only works for connecting REST endpoints.
| Enums | |
|---|---|
CREDENTIAL_TYPE_UNSPECIFIED |
|
USERNAME_AND_PASSWORD |
Regular username/password pair. |
API_KEY |
API key. |
OAUTH2_AUTHORIZATION_CODE |
OAuth 2.0 Authorization Code Grant Type. |
OAUTH2_IMPLICIT |
OAuth 2.0 Implicit Grant Type. |
OAUTH2_CLIENT_CREDENTIALS |
OAuth 2.0 Client Credentials Grant Type. |
OAUTH2_RESOURCE_OWNER_CREDENTIALS |
OAuth 2.0 Resource Owner Credentials Grant Type. |
JWT |
JWT Token. |
AUTH_TOKEN |
Auth Token, e.g. bearer token. |
SERVICE_ACCOUNT |
Service Account which can be used to generate token for authentication. |
CLIENT_CERTIFICATE_ONLY |
Client Certificate only. |