BS-ISO-IEC-18014-1-2008.pdf
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1、BS ISO/IEC 18014-1:2008 ICS 35.040, NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Information technology Security techniques Time- stamping services Part 1: Framework Licensed Copy: London South Bank University, South Bank University, 02/02/2009 05:34, Uncon
2、trolled Copy, (c) BSI This British Standard was published under the authority of the Standards Policy and Strategy Committee on 3 ember 2008 BSI 2008 ISBN 978 0 580 55483 4 Amendments/corrigenda issued since publication DateComments BS ISO/IEC 18014-1:2008 National foreword This British Standard is
3、the UK implementation of BS ISO/IEC 18014-1:2008. It supersedes BS ISO/IEC 18014-1:2002 and which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee IST/33, IT - Security techniques. A list of organizations represented on this committee can be obtained on requ
4、est to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. 1 Dec Licensed Copy: London South Bank University, South
5、 Bank University, 02/02/2009 05:34, Uncontrolled Copy, (c) BSI BS ISO/IEC 18014-1:2008BS ISO/IEC 18014-1:2008 Reference number ISO/IEC 18014-1:2008(E) ISO/IEC 2008 INTERNATIONAL STANDARD ISO/IEC 18014-1 Second edition 2008-09-01 Information technology Security techniques Time-stamping services Part
6、1: Framework Technologies de linformation Techniques de scurit Services destampillage de temps Partie 1: Cadre gnral Licensed Copy: London South Bank University, South Bank University, 02/02/2009 05:34, Uncontrolled Copy, (c) BSI BS ISO/IEC 18014-1:2008BS ISO/IEC 18014-1:2008 ISO/IEC 18014-1:2008(E)
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10、IGHT PROTECTED DOCUMENT ISO/IEC 2008 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address be
11、low or ISOs member body in the country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO/IEC 2008 All rights reserved Licensed Copy: London South Bank Universit
12、y, South Bank University, 02/02/2009 05:34, Uncontrolled Copy, (c) BSI BS ISO/IEC 18014-1:2008BS ISO/IEC 18014-1:2008 ISO/IEC 18014-1:2008(E) ISO/IEC 2008 All rights reserved iii Contents Page Foreword iv Introduction v 1 Scope 1 2 Normative references1 3 Terms and definitions .1 4 Symbols and abbre
13、viated terms 4 5 General4 5.1 Background and Summary.4 5.2 Services involved in Time-stamping5 5.3 Entities of the Time-Stamping Process.5 5.4 Use of Time-Stamps 5 5.5 Generation of a Time-Stamp Token.6 5.6 Verification of a Time-Stamp Token.6 5.7 Time-Stamp renewal6 6 Communications between entitie
14、s involved.7 6.1 Time-Stamp Request Transaction7 6.2 Time-Stamp Verification Transaction8 7 Message Formats.8 7.1 Time-stamp request.9 7.2 Time-stamp response10 7.3 Time-stamp verification 12 7.4 Extension fields .12 7.4.1 ExtHash extension.12 7.4.2 ExtMethod extension.13 7.4.3 ExtRenewal extension.
15、13 Annex A (normative) ASN.1 Module for time-stamping14 Annex B (normative) Excerpt of the Cryptographic Message Syntax.20 B.1 Introduction20 B.2 General Overview.20 B.3 General Syntax.20 B.4 Data Content Type.21 B.5 Signed-data Content Type 21 B.5.1 SignedData Type22 B.5.2 EncapsulatedContentInfo T
16、ype23 B.5.3 SignerInfo Type23 B.5.4 Message Digest Calculation Process25 B.5.5 Signature Generation Process.25 B.5.6 Signature Verification Process.25 B.6 Useful Attributes26 B.6.1 Content Type26 B.6.2 Message Digest26 B.6.3 Countersignature.27 Bibliography28 Licensed Copy: London South Bank Univers
17、ity, South Bank University, 02/02/2009 05:34, Uncontrolled Copy, (c) BSI BS ISO/IEC 18014-1:2008BS ISO/IEC 18014-1:2008 ISO/IEC 18014-1:2008(E) iv ISO/IEC 2008 All rights reserved Foreword ISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission
18、) form the specialized system for worldwide standardization. National bodies that are members of ISO or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity. ISO and
19、IEC technical committees collaborate in fields of mutual interest. Other international organizations, governmental and non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of information technology, ISO and IEC have established a joint technical committee, ISO/IEC
20、JTC 1. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of the joint technical committee is to prepare International Standards. Draft International Standards adopted by the joint technical committee are circulated to national bod
21、ies for voting. Publication as an International Standard requires approval by at least 75 % of the national bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO and IEC shall not be held responsible for ident
22、ifying any or all such patent rights. ISO/IEC 18014-1 was prepared by Joint Technical Committee ISO/IEC JTC 1, Information technology, Subcommittee SC 27, IT Security techniques. This second edition cancels and replaces the first edition (ISO/IEC 18014-1:2002), which has been technically revised. IS
23、O/IEC 18014 consists of the following parts, under the general title Information technology Security techniques Time-stamping services: Part 1: Framework Part 2: Mechanisms producing independent tokens Part 3: Mechanisms producing linked tokens Licensed Copy: London South Bank University, South Bank
24、 University, 02/02/2009 05:34, Uncontrolled Copy, (c) BSI BS ISO/IEC 18014-1:2008BS ISO/IEC 18014-1:2008 ISO/IEC 18014-1:2008(E) ISO/IEC 2008 All rights reserved v Introduction The International Organization for Standardization (ISO) and International Electrotechnical Commission (IEC) draw attention
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