Symmetricom / Communications Research Laboratory / Field Test Group / /
Facility
National Institute of Information / Communications Research Laboratory / /
IndustryTerm
conventional time-distribution services / phone-based public key infrastructure / secure time transmission protocol / time-stamping technology / telephone line / e - commerce / Electronic signature technology / electronic commerce / /
Organization
National Time Authority / National Institute of Information / Ministry of Public Management / Home Affairs / Posts and Telecommunications / /
Person
Time Stamp / /
Position
Mobile Communication KURIHARA Noriyuki Leader / Japan Standard Time Group / Researcher / Japan Standard Time Group / MORIKAWA Takao Research Supervisor / Researcher / Frequency Standards KOTAKE Noboru Researcher / Japan Standard Time Group / Space Measurement IMAE Michito Leader / D. Researcher / Japan Standard Time Group / /
PublishedMedium
the Responsibility of NTA Journal / /
RadioStation
Standard Time / /
Technology
secure time transmission protocol / Electronic signature technology / public key infrastructure / public key / time-stamping technology / PKI / GPS / Network Time Protocol / /
5-5 Development of the Trusted Time Stamping System IWAMA Tsukasa, KURIHARA Noriyuki, IMAE Michito, IMAMURA Kuniyasu, KOTAKE Noboru, GOTOH Tadahiro, SUZUYAMA Tomonari, and MORIKAWA Takao IT social infrastructures based o