About: http://webisa.webdatacommons.org/3792053

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, there is a case in which encryption is performed by discarding a media key block of a new encryption method and using a former media key block.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com