PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • S/MIME is an email system independent, Internet standards-based protocol that uses public key cryptography to provide writer-to-reader security features, such as authentication, confidentiality and message integrity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • itsecurity.com