Information technology. Security techniques. Time-stamping services - Traceability of time sources Ingestion-build-52208 BS EN ISO 19353 on

BS EN ISO 19353 on fire prevention and fire protection is applicable for:

BS EN 3155-032 assists aerospace industries as well as testing agencies in manufacturing and testing aerospace products with respect to their proper dimensions

BS EN 1230-2 specifies whether a paper or board sample contains substances which may be transmitted through the air space to a test substance and affect its taste

which is applicable to all mineral fertilizers

Information technology. Security techniques. Time-stamping services - Traceability of time sources Ingestion-build-52208 BS EN ISO 19353 on1 Scope This part of ISO IEC 18014 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.