EncryptedSecurityTokenHandler.ReadToken(XmlReader) Method

Definition

Namespace:

System.IdentityModel.Tokens

Assembly:

System.IdentityModel.dll

Reads an encrypted security token.

public:
 override System::IdentityModel::Tokens::SecurityToken ^ ReadToken(System::Xml::XmlReader ^ reader);

public override System.IdentityModel.Tokens.SecurityToken ReadToken (System.Xml.XmlReader reader);

override this.ReadToken : System.Xml.XmlReader -> System.IdentityModel.Tokens.SecurityToken

Public Overrides Function ReadToken (reader As XmlReader) As SecurityToken

Parameters

reader

XmlReader

The reader from which to read the token.

Returns

SecurityToken

A security token of type EncryptedSecurityToken.

Exceptions

ArgumentNullException

reader is null.

InvalidOperationException

There is no configured service token resolver. (Either the Configuration property or the ServiceTokenResolver property of the referenced token handler configuration is null. A service token resolver is required to obtain keys for decryption.

-or-

The SecurityTokenHandlerCollection referenced through the ContainingCollection property is unable to find a SecurityTokenHandler that can read the decrypted XML and return a SecurityToken.

SecurityTokenException

A SecurityKeyIdentifier is not found inside the XML pointed to by the reader.

-or-

The SecurityKeyIdentifier is not a SymmetricSecurityKey.

EncryptedTokenDecryptionFailedException

The SecurityKeyIdentifier found inside the XML cannot be resolved by the configured service token resolver to a SecurityKey.