JIS X 5094:2019
- defines the functionality of the time assessment authority (TAA),
- describes an overall architecture for providing the time to the time-stamping authority (TSA) and to guarantee the correctness of it through the use of the TAA, and
- gives technical guidelines for the TAA to provide, and to provide assurance in, a trusted time source to the TSA.
JIS X 5094:2019 History
JIS X 5094:2019
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JIS X 5094:2011
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