<element name="EncryptionAlgorithm"> <complexType> <simpleContent> <extension base="tns:non-empty-string"> <attribute name="minimumStrength" type="integer" /> <attribute name="oid" type="tns:non-empty-string" /> <attribute name="w3c" type="tns:non-empty-string" /> <attribute name="enumerationType" type="tns:non-empty-string" /> </extension> </simpleContent> </complexType> </element>