About: http://webisa.webdatacommons.org/230395405

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	The method of claim 1, wherein the second key is a public key of a public key-private key pair, the private key securely stored at a headend of a subscriber television system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr