BS ISO/IEC BRITISH STANDARD 10745:1995 Implementation of ISO/IEC 10745 Information technology Open Systems Interconnection Upper layers security model ICS 35.100 BSi NOCOPYINGWITHOUTBSIPERMISSIONEXCEPT BS ISO/IEC 10745:1995 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee IST/21, Open Systems Interconnection, data management and open distributed processing, upon which the following bodies were represented: British Computer Society British Telecommunications plc CCTA (the Government Centre for Information Systems) Department of Trade and Industry [IT Standards Unit (ITD6A)] Digital Equipment Co. Ltd. IBM United Kingdom Ltd. International Computers Limited Joint Information Systems Committee Level 7 Ltd. Logica UK Ltd. National Computing Centre Ltd. National Health Services Nine Tiles Computer Systems Ltd. PSC International Ltd. Rank Xerox Ltd. SEMA Group Systems Ltd. Salford Services (3-5) X Open Company Ltd. This British Standard, having been prepared under the direction of the Information Systems Technology Assembly, was published under the authority of the Standards Board and comes into effect on Amendments issued since publication 15 December 1995 Amd. No. Date Comments C BSI 01-2000 The following BSI references relate to the work on this standard: Committee reference IST/21 Draft for comment 92/64456 DC ISBN 0 580 25118 7 BS ISO/IEC 10745:1995 Contents Page Committees responsible Inside front cover National foreword ii Foreword ii Text of ISO/IEC 10745 1 @BSI01-2000 1