1 - AS 2805.6.5.2-2000 ELECTRONIC FUNDS TRANSFER-REQUIREMENTS FOR INTERFACES - KEY MANAGEMENT-TCU INITIALIZATION-SYMMETRIC
4 - PREFACE
5 - CONTENTS
6 - FOREWORD
7 - 1 SCOPE
7 - 2 APPLICATION
7 - 3 REFERENCED DOCUMENTS
7 - 4 ABBREVIATIONS
8 - 5 DEFINITIONS
8 - 5.1 Acquirer
8 - 5.2 Acquiring institution identification code
8 - 5.3 Authentication
8 - 5.4 Cipher text
8 - 5.5 Cryptographically decouple
8 - 5.6 Data encipherment algorithm (DEA)
8 - 5.7 Decipherment
8 - 5.8 Encipherment
8 - 5.9 Initialization
8 - 5.10 Key
9 - 5.11 Key encipherment key (KEK)
9 - 5.12 Key management facility (FKM)
9 - 5.13 Keying relationship
9 - 5.14 Modulo 2 addition
9 - 5.15 One way function (OWF)
9 - 5.16 Plain text
9 - 5.17 Sponsor
9 - 5.18 Statistically unique
9 - 5.19 Terminal
9 - 5.20 Terminal cryptographic unit (TCU)
9 - 5.21 Terminal cryptographic unit identifier (TCUID)
9 - 5.22 Terminal supplier
10 - 6 OVERVIEW
10 - 6.1 General
10 - 6.2 Objectives of initialization scheme
10 - 6.2.1 General
10 - 6.2.2 Remote operation
10 - 6.2.3 Sponsor and acquirer authentication
10 - 6.2.4 Terminal authentication
10 - 7 SPECIFICATION OF FUNCTIONAL ELEMENTS
10 - 7.1 Cryptographic algorithm
10 - 7.2 Expansion of data to fill 64-bit and 128-bit fields
10 - 7.3 Derived cryptographic keys
10 - 7.4 Secure transport of keys and key components
10 - 7.5 Secure storage of values
11 - 8 SCHEME OPERATION
11 - 8.1 Summary
11 - 8.2 Security features to be provided by the scheme
11 - 8.2.1 Cryptographic separation
11 - 8.2.2 TCU disablement
11 - 8.2.3 Sponsor decoupling
11 - 8.2.4 Acquirer decoupling
12 - 9 SCHEME COMPONENTS
12 - 9.1 The TCU
12 - 9.1.1 General
12 - 9.1.2 Values loaded into or computed by the TCU
12 - 9.2 The manufacturer
12 - 9.2.1 General
13 - 9.2.2 Values used or loaded by the manufacturer
13 - 9.3 Sponsor
13 - 9.3.1 General
13 - 9.3.2 Values used or loaded by the sponsor
14 - 9.3.3 Sponsor initial session
14 - 9.4 The acquirer
14 - 9.4.1 General
14 - 9.4.2 Values used or loaded by the acquirer
14 - 9.4.3 Acquirer initial session
15 - 10 RE-INITIALIZATION
15 - 10.1 General
15 - 10.2 Sponsor re-installation
15 - 10.3 Acquirer re-installation
16 - APPENDIX A - DIAGRAMMATIC EXPLANATIONS OF THE SCHEME IN OPERATION

Defines the interface and specifies a method to initialize remotely a terminal cryptographic unit (TCU).

This Standard defines the interface and specifies a scheme for initializing remotely a terminal cryptographic unit (TCU).

First published as AS 2805.6.5.2-2000.Reconfirmed 2013. First published as AS 2805.6.5.2-2000.