S

Schematron

An extension for XML schemas that allows the user to create rules for elements in a SOAP message based on the actual contents of the message rather than just structure and type.

Section 5 encoding

See SOAP encoding.

Security Assertion Markup Language (SAML)

An XML-based Internet standard that provides a means of exchanging authentication and authorization information over the wire.

security token

A structure that encapsulates the security credentials of a message transmitter. A security token is “signed” if it has been endorsed by a specific authority. (Examples include X509 certificates and Kerberos tickets). It is “unsigned” otherwise.

serialization

Conversion of an object into text that is ready for transmission across the Web.

SOAP

An Internet standard that describes the standard format of a message between a client and a Web service. Previously an acronym for Simple Object Access Protocol.

SOAP body

The element of a SOAP message that contains the payload.

SOAP encoding

SOAP’s rules for serializing method calls, parameters, and results into text. SOAP encoding was created as a stopgap until XML Schema was completed as a standard. XML Schema is now rendering SOAP encoding obsolete. Also known as Section 5 encoding.

SOAP envelope

The root element of a SOAP message.

SOAP extensions (1)

SOAP adjunct specifications or Web services advanced architecture specifications that extend the use of the SOAP envelope by defining new SOAP header elements.

SOAP extensions (2)

Reusable modules that can be attached to the default ASP.NET Web service handler.

SOAP header

The element of a SOAP message that contains information (metadata) about the message.

SQLXML

XML extensions for SQL Server. SQLXML is an API that allows you to retrieve XML directly from Microsoft SQL Server.

Standard Generalized Markup Language (SGML)

A metalanguage that is used to define XML.