Is @Algorithm in XML Encryption 1.1 really optional?

The attribute Algorithm in complex types AlgorithmIdentifierType and
PRFAlgorithmIdentifierType in xenc-schema-11.xsd are optional.  Is
this intentional?

-- 

Praying for the victims of the Japan Tohoku earthquake

Makoto

Received on Friday, 12 August 2011 07:47:54 UTC