SogangUniversityLibraryDbTable › SocialNetworkVisualization › DataBroadcastSpecificationComparison › ResearchMethodsAssignmentsTemplate&action=highlight&value=CategoryResearchMethods › DataBroadcastServerSystem › ConditionalAccessSystem
cf.
DVB
DVB-CA, DVB=CSA, DVB-CI
scrambling
encryption
smart card
North Americascrambling
encryption
smart card
CableCARDS from CableLabs
