ISO/TR 7340:2023

TECHNICAL ISO/TR
REPORT 7340
First edition
2023-01
Reference data distribution in
financial services
Distribution de données de référence dans les services financiers
Reference number
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principles . 2
4.1 General . 2
4.2 Compatibility . 2
4.3 Data accuracy . 2
4.4 High availability . 2
4.5 Extensibility . 2
4.6 Security . 3
4.7 Maintainability . 3
5 Related technology . 3
5.1 Fintech . 3
5.2 WebSocket . 3
5.3 AJAX . 3
5.4 RMI . 4
5.5 Blockchain . 4
5.6 P2P . 4
6 Business model . 4
7 Logical model . 5
7.1 Logical model . 5
7.2 Distribution process . 6
7.3 Domains and topics . 6
7.4 Publisher module . 7
7.5 Subscription module . . . 7
8 Physical model . . 7
8.1 Broker-based . 7
8.2 Non-broker . 8
8.2.1 Multicast . 8
8.2.2 P2P . 8
8.3 Interactions . 8
8.3.1 General . 8
8.3.2 Publisher view . 8
8.3.3 Subscriber view . 8
8.3.4 Smart contract . 8
8.3.5 Accuracy . 8
9 Data payload syntax . 9
9.1 General . 9
9.2 Syntax and structures. 9
9.3 Data types . 9
10 Authority .10
10.1 Access control . 10
10.2 Privacy protection . 10
11 Security .10
11.1 Data security . 10
11.2 Transport security . 10
11.3 Application security . . 11
iii
12 QoS control .11
12.1 General . 11
12.2 Latency . 12
12.3 Consistency . 12
12.4 Deadline .12
12.5 Reliability .12
13 Use cases .12
13.1 Broker-based .12
13.2 Non-broker .13
Bibliography .15
iv
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held respons
...