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Secure XML: The New Syntax for Signatures and Encryption by Kitty Niles, Donald E. Eastlake

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KeyInfo Child Elements

Table 13-1 summarizes the child elements of KeyInfo specified in XML Security. The URI given is intended for use in the Type attribute of a RetrievalMethod element (see Section 13.3) or of a Reference element (see Chapter 10).

You can extend the specifications of many of KeyInfo's children, including PGPData, SPKIData, and X509Data, with elements from another namespace.

Table 13-1. KeyInfo Child Elements
Implementation Element Name Type URI
XMLDSIG: Required XMLENC: Deprecated KeyValue http://www.w3.org/2001/04/xmldsig-more#KeyValue
XMLDSIG: Optional XMLENC: Required EncryptedKey http://www.w3.org/2001/04/xmlenc#EncryptedKey
XMLDSIG: Recommended XMLENC: Required[1] RetrievalMethod http://www.w3.org/2001/04/xmldsig-more# ...

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