About: http://webisa.webdatacommons.org/7854136

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 external monitoring techniques operate on the principle that information leaked from smart cards and other tamper resistant cryptographic devices can be statistically analyzed to determine keys or other secret data.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com