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For example, if a user is not authorized to perform an action that he or she has requested,
the request returns a
Client.UnauthorizedOperation response (an HTTP
403 response). Some AWS actions additionally return an encoded message that can provide
details about this authorization failure.
The message is encoded because the details of the authorization status can constitute
privileged information that the user who requested the action should not see. To decode
an authorization status message, a user must be granted permissions via an IAM policy
to request the
The decoded message includes the following type of information:
Version: (assembly version)
public class DecodeAuthorizationMessageRequest : AmazonSecurityTokenServiceRequest IRequestEvents
The DecodeAuthorizationMessageRequest type exposes the following members
Gets and sets the property EncodedMessage.
The encoded message that was returned with the response.
Supported in: 4.5, 4.0, 3.5
.NET for Windows Store apps:
Supported in: Windows 8.1, Windows 8
.NET for Windows Phone:
Supported in: Windows Phone 8.1, Windows Phone 8