| Value | Meaning |
|---|---|
| UNKNOWN_CA1 | The signing certificate authority is not known. |
| BAD_IDENTITY2 | The certificate does not match the expected identity of the site that it was retrieved from. |
| NOT_ACTIVATED4 | The certificate's activation time is still in the future |
| EXPIRED8 | The certificate has expired |
| REVOKED16 | The certificate has been revoked according to the gio.TlsConnection's certificate revocation list. |
| INSECURE32 | The certificate's algorithm is considered insecure. |
| GENERIC_ERROR64 | Some other error occurred validating the certificate |
| VALIDATE_ALL127 | the combination of all of the above flags |
A set of flags describing TLS certification validation. This can be used to set which validation steps to perform (eg, with g_tls_client_connection_set_validation_flags()), or to describe why a particular certificate was rejected (eg, in accept-certificate).