Provide the identity and an optional certificate chain to be used for authentication
- iOS 9.0+
- macOS 10.11+
The connection sending this message
The completion handler for passing an identity and certificate chain to the connection. The
identityis required and must not be
certificateargument is optional, and is an array of one or more
Secobjects. The certificate chain must contain objects of type
Seconly. If the certificate chain is set, it will be used. Otherwise, the leaf certificate will be extracted from the
Secobject and will be used for authentication.
The caller is responsible for keeping the argument object(s) valid for the duration of the completion handler invocation.
Optional. If this method is not implemented, the default certificate evaluation will be used.