BS ISO/IEC 18014-4:2015
Current
The latest, up-to-date edition.
Information technology. Security techniques. Time-stamping services Traceability of time sources
Hardcopy , PDF
English
30-04-2015
Important note : All end users must be registered with an Account prior to user licenses being assigned.
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 General
6 Time traceability chains and certification of traceability
7 Technical requirements for TAA
Annex A (informative) - Relation between time offset
certificate and existing national standards
Annex B (informative) - Traceability chains and
required accuracy
Annex C (informative) - Examples of TAA-based trusted
time source schemes from ITU-R TF.1876
Annex D (informative) - Required accuracy and frequency
stability of the reference clock
Bibliography
Defines 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.
| Committee |
IST/33/2
|
| DevelopmentNote |
Supersedes 13/30287820 DC. (05/2015)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This part of ISO/IEC18014
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.
| Standards | Relationship |
| ISO/IEC 18014-4:2015 | Identical |
| ANSI X9.95 : 2016 | FINANCIAL SERVICES - TRUSTED TIME STAMP MANAGEMENT AND SECURITY |
| ISO 19108:2002 | Geographic information Temporal schema |
| ISO/IEC 9594-8:2017 | Information technology Open Systems Interconnection The Directory Part 8: Public-key and attribute certificate frameworks |
| ISO 80000-3:2006 | Quantities and units Part 3: Space and time |
| ISO/IEC Guide 99:2007 | International vocabulary of metrology Basic and general concepts and associated terms (VIM) |
| ISO 8601:2004 | Data elements and interchange formats Information interchange Representation of dates and times |
| ISO/IEC 18014-1:2008 | Information technology Security techniques Time-stamping services Part 1: Framework |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.