INTERNATIONAL ISO/IEC STANDARD 19785-1 Third edition 2020-09 Information technology - Common Biometric Exchange Formats Framework - Part 1: Data element specification Technologies de I'information - Cadre de formats d'échange biomeétriques communs Partie 1: Spécification des éléments de données Reference number IS0/IEC 19785-1:2020(E) TEC ISO @IS0/IEC2020 IS0/IEC 19785-1:2020(E) COPYRIGHT PROTECTED DOCUMENT @IS0/IEC2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may bereproduced orutilizedotherwiseinanyformorbyanymeans,electronicormechanical, includingphotocopying,orposting beloworIso'smemberbodyinthecountryoftherequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland ii IS0/IEC2020-Allrightsreserved IS0/IEC 19785-1:2020(E) Contents Page Foreword vi Introduction vi 1 Scope. .1 2 .1 Normative references. 3 .2 Terms and definitions .8 4 Abbreviated terms. 5 Conformance. 6 Biometric identifiers .9 7 Biometric information record (BIR) structures .9 .9 7.1 General. 7.2 Defining a CBEFF patron format using the simple CBEFF BIR structure 11 7.2.1 11 General. 7.2.2 Standard biometric header (SBH) 12 .12 7.2.3 The biometric data block (BDB) Security block (SB). 13 7.2.4 7.3 Defining a CBEFF patron format using the complex CBEFF BIR structure. 13 7.4 Defining a CBEFF patron format using the multiple CBEFF BIR structure. 15 7.5 Applying the self-identifying concept to a CBEFF patron format structure. .16 8 .16 Performing BIR transformations. 8.1 16 General. 8.2 Transformations of enumerated abstract values 16 8.3 Transformations of non-enumerated data element values 17 9 CBEFF data elements .17 9.1 17 General. 9.2 CBEFF_BDB_format_owner. 17 9.2.1 17 Attributes 9.2.2 Transformation requirements 18 9.3 CBEFF_BDB_format_type. 18 9.3.1 General. 18 9.3.2 Attributes 18 9.3.3 Transformation requirements 18 9.4 CBEFF_BDB_encryption_options. 18 9.4.1 Attributes 18 9.4.2 Requirements on patron format specifications 19 9.4.3 Transformation requirements 19 9.5 CBEFF_BIR_integrity_options. 19 9.5.1 19 Attributes 9.5.2 Requirements on patron format specifications. 19 9.5.3 Transformation requirements 19 9.6 CBEFF_BIR_self_id_owner. 20 9.6.1 Attributes 20 Transformation requirements .20 9.6.2 9.7 CBEFF_BIR_self_id_type. 20 9.7.1 20 Attributes 9.7.2 Transformation requirements 20 CBEFF_subheader_count .20 9.8 9.9 .21 CBEFF_BDB_biometric_type. .21 9.9.1 Attributes Transformation requirements 21 9.9.2 CBEFF_BDB_biometric_subtype .22 9.10 .22 9.10.1 Attributes iii IS0/IEC2020-Allrightsreserved