ISO_IEC_19941_2017.pdf

Information technology Cloud computing Interoperability and portabilityTechnologies de linformation Informatique en nuage Interoprabilit et portabilitINTERNATIONAL STANDARDISO/IEC19941Reference numberISO/IEC 19941:2017(E)First edition2017-12 ISO/IEC 2017 ii ISO/IEC 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO/IEC 2017,Published in SwitzerlandAll rights reserved.Unless otherwise specified,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 ISOs member body in the country of the requester.ISO copyright officeCh.de Blandonnet 8 CP 401CH-1214 Vernier,Geneva,SwitzerlandTel.+41 22 749 01 11Fax+41 22 749 09 47copyrightiso.orgwww.iso.orgISO/IEC 19941:2017(E)ISO/IEC 19941:2017(E)Foreword.vIntroduction.vi1 Scope.12 Normative references.13Termsanddefinitions.13.1 Interoperability terms.13.2 Data portability terms.23.3 Application portability terms.24 Abbreviated terms.35 Overview of cloud computing interoperability and portability.45.1 Description of cloud computing interoperability and portability.45.1.1 General.45.1.2 Considerations for cloud interoperability.55.1.3 Considerations for portability in a cloud computing environment.65.1.4 Relationship between cloud interoperability and cloud portability.95.2 Cloud interoperability and portability facet models.95.2.1 Cloud interoperability facet model.95.2.2 Cloud data portability facet model.135.2.3 Cloud application portability facet model.165.3 Key challenges related to interoperability and portability in cloud computing.185.3.1 General.185.3.2 Security.185.3.3 Identity and Access Management(IdAM).205.3.4 Security during migration.215.3.5 Dynamic migration.215.3.6 Interfaces,APIs and interoperability.215.3.7 Open source.226 Interoperability and portability considerations related to cloud capabilities types.226.1 General.226.2 Functional components of interoperability.276.3 Functional components of data portability.286.4 Functional components of application portability.286.4.1 General.286.4.2 Functional views based on capabilities types.317 Cloud interoperability.367.1 Cloud interoperability types.367.1.1 General.367.1.2 Transport interoperability.387.1.3 Syntactic interoperability.397.1.4 Semantic data interoperability.397.1.5 Behavioural interoperability.397.1.6 Policy interoperability.407.1.7 Interoperability with connected devices consuming cloud services of application capabilities type.418 Cloud data portability.428.1 Cloud data portability types.428.2 Data syntactic portability.428.2.1 General.428.2.2 Data syntactic portability for infrastructure capabilities type cloud services.438.2.3 Data syntactic portability for platform capabilities type cloud services.438.2.4 Data syntactic portability for application capabilities type cloud services.44 ISO/IEC 2017 All rights reserved iiiContents Page ISO/IEC 19941:2017(E)8.3 Data semantic portability.458.3.1 General.458.3.2 Data semantic portability for infrastructure capabilities type cloud services.458.3.3 Semantic data portability for platform capabilities type cloud services.458.3.4 Data semantic portability for application capabilities type cloud services.458.4 Data policy portability.478.5 Considerations for cloud data portability of“cloud service derived data”.479 Cloud application portability.499.1 Cloud application portability types.499.2 Considerations for cloud application portability.509.3 Application portability for infrastructure capabilities type cloud services.539.3.1 Application portability from non-cloud to cloud service.539.3.2 Application portability from a cloud service to another cloud service.559.4 Application portability for platform capabilities type cloud services.579.4.1 Application portability from non-cloud to cloud service deployments.579.4.2 Application portability from one cloud service to another cloud service.609.5 Application portability for application capabilities type cloud service.629.6 Application portability:Policy facet.629.6.1 General.629.6.2 Law and regulations.629.6.3 Contracts and licenses.639.6.4 Organizational policies.63Bibliography.64iv ISO/IEC 2017 All rights reserved ISO/IEC 19941:2017(E)ForewordISO(the International Organization for Standardization)and IEC(the International Electrotechnical Commission)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 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 I