: [[Enterprise service bus]] (ESB) is defined by the [[Burton Group]]<ref name="ms-on-esb">{{Cite web|url=http://msdn.microsoft.com/en-us/library/aa475433(BTS.10).aspx|title=Microsoft on the Enterprise Service Bus (ESB)|date=August 2005|quote=The ESB label simply implies that a product is some type of integration middleware product that supports both MOM and Web services protocols.}}</ref> as "some type of integration middleware product that supports both [[message-oriented middleware]] and [[Web services]]".