The basic unit of data sent from one Web services agent to another in the context of Web services.
Source(s):
NIST SP 800-95
from
Web Services Glossary - W3C Working Group Note 11 February 2004
The data that is signed.
Source(s):
NIST SP 800-102
The data that is signed. Also known as “signed data” during the signature verification and validation process.
Source(s):
NIST SP 800-89