V

validating parsers defined, 744 Xerces, 746, 761 validation, 91-94 digital signatures, 638, 645 handlers, 562 JAXB, 566-567 XML Schema, 759 Validator interface, 566-567 vendor dependence, reduced, 30 vendor tool tasks, 168 verification, 91-94 Verisign XML Signature SDK, 639