<http://webisa.webdatacommons.org/13587289>	<http://www.w3.org/ns/prov#value>	"The present invention relates generally to secure communications and more particularly to a method for certifying public keys in a digital signature scheme to facilitate widespread verification of users' digital signatures." .
<http://webisa.webdatacommons.org/13587289>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/22370342>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/13587289> .
<http://webisa.webdatacommons.org/13587289>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.fr> .