Table of Contents

1 -  AS 2805.5.1-1992 ELECTRONIC FUNDS TRANSFER-REQUIREMENTS FOR INTERFACES - PART 5.1: CIPHERS-DATA ENCIPHERMENT ALGORITHM 1 (DEA
4 -  PREFACE
4 -  CONTENTS
5 -  FOREWORD
6 -  1 SCOPE
6 -  2 APPLICATION
6 -  3 REFERENCED DOCUMENTS
6 -  4 DEFINITIONS
6 -  4.1 Algorithm
6 -  4.2 Cipher text
6 -  4.3 Clear text
6 -  4.4 Data encipherment algorithm (DEA)
6 -  4.5 Decipherment
6 -  4.6 Encipherment
6 -  4.7 Encipherment algorithm
6 -  4.8 Key
6 -  4.9 Modulo 2 addition
6 -  5 DATA ENCIPHERMENT ALGORITHM SPECIFICATIONS
6 -  5.1 Introduction
7 -  5.2 Encipherment
9 -  5.3 Deciphering
9 -  5.4 Function f
11 -  5.5 Primitive functions for the data encipherment algorithm
14 -  APPENDIX A - KEY PRESENTATION
14 -  A1 INTRODUCTION
14 -  A2 WEAK KEYS
14 -  A3 SEMI-WEAK KEYS
15 -  A4 OTHER KEYS
15 -  A5 CONCLUSION

Abstract

Specifies a mathematical algorithm for enciphering and deciphering the information relating to financial transactions.

RECONFIRMATION NOTICE
Technical Committee IT-005 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 4 June 2013.
The following are represented on Technical Committee IT-005:

Australian Association of Permanent Building Societies
Australian Bankers Association
Australian Industry Group
Australian Payments Clearing Association
Australian Retailers Association
Credit Union Services Corporation (Australia)
EFTPOS Payments Australia


To view or download a copy of the reconfirmation notice please go to the reconfirmation link near the top of this page.

Scope

This Standard specifies a mathematical algorithm for enciphering and deciphering the information relating to financial transactions.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 11-07-2013
Pages
ISBN
Committee	IT-005
Supersedes	DR 90027