Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: JIS X 5094:2019
• Năm ban hành / Publication date: 2019
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Technical requirements for TAA to certify UTC-traceability
• Số trang / Page: 25
• Phạm vi áp dụng / Scope of standard: 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.