Table of Contents

Foreword
1 Scope
2 Reference
3 Abbreviations
4 Structure of this ETR
5 Background to the GSM cipher algorithms
6 SAGE work plan
7 Algorithm requirements specification
8 Algorithm design
   8.1 Design criteria
   8.2 Design methodology
   8.3 Specification and test data
9 Algorithm evaluation
   9.1 Evaluation criteria
   9.2 Method of evaluation
   9.3 Evaluation report
   9.4 Conclusion of evaluation
10 Release of algorithm, specification and test data
11 Distribution procedures
Annex A: GSM Memorandum of Understanding (MoU)
History

Abstract

Contains a description of the work undertaken by ETSI SAGE to design and evaluate the GSM cipher algorithm A5/2, and to approve its release to the GSM MoU.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SAGE