security infrastructure / secure device / authentication systems / Online Certificate Status Protocol / verification algorithm / online certificate status service / virtual private networks / threshold solution / digital communications / secure global electronic commerce / restricted processing capacities / update algorithm / online revocation system / web service / Signature algorithm / online protocol / electronic commerce / generated using key update algorithm / /
OperatingSystem
DoS / /
Organization
Graduate School / Kyushu University / Internal Revenue Service / Certification Authority / Faculty of Information Science and Electrical Engineering / /
Position
hb / model / alternate approaches have been proposed / /
ProvinceOrState
California / /
Technology
online protocol / cryptography / Public Key Infrastructure / Public Key / PKI / verification algorithm / Signature algorithm / private key / secret key / digital signature / using key update algorithm / /