1、 IEC/TS 62443-1-1Edition 1.0 2009-07TECHNICAL SPECIFICATION Industrial communication networks Network and system security Part 1-1:Terminology,concepts and models IEC/TS 62443-1-1:2009(E)colourinsideLICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK S
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10、FAQ or contact us:Email:6Hcsciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC/TS 62443-1-1Edition 1.0 2009-07TECHNICAL SPECIFICATION Industrial communication networks Network and sy
11、stem security Part 1-1:Terminology,concepts and models INTERNATIONAL ELECTROTECHNICAL COMMISSION XCICS 25.040.40;33.040.040;35.040 PRICE CODEISBN 2-8318-1053-6 Registered trademark of the International Electrotechnical Commission colourinsideLICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL U
12、SE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 TS 62443-1-1 IEC:2009(E)CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 1.1 General.8 1.2 Included functionality.8 1.3 Systems and interfaces.8 1.4 Activity-based criteria.9 1.5 Asset-based criteria.9 2 Normative references.10 3 Terms,definition
13、s and abbreviations.10 3.1 General.10 3.2 Terms and definitions.10 3.3 Abbreviations.26 4 The situation.27 4.1 General.27 4.2 Current systems.27 4.3 Current trends.28 4.4 Potential impact.28 5 Concepts.29 5.1 General.29 5.2 Security objectives.29 5.3 Foundational requirements.30 5.4 Defence in depth
14、.30 5.5 Security context.30 5.6 Threat-risk assessment.32 5.6.1 General.32 5.6.2 Assets.32 5.6.3 Vulnerabilities.34 5.6.4 Risk.34 5.6.5 Threats.36 5.6.6 Countermeasures.38 5.7 Security program maturity.39 5.7.1 Overview.39 5.7.2 Maturity phases.42 5.8 Policies.45 5.8.1 Overview.45 5.8.2 Enterprise l
15、evel policy.46 5.8.3 Operational policies and procedures.47 5.8.4 Topics covered by policies and procedures.47 5.9 Security zones.50 5.9.1 General.50 5.9.2 Determining requirements.50 5.10 Conduits.51 5.10.1 General.51 5.10.2 Channels.52 5.11 Security levels.53 LICENSED TO MECON Limited.-RANCHI/BANG
16、ALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.TS 62443-1-1 IEC:2009(E)3 5.11.1 General.53 5.11.2 Types of security levels.53 5.11.3 Factors influencing SL(achieved)of a zone or conduit.55 5.11.4 Impact of countermeasures and inherent security properties of devices and systems.57 5.12 Security level lifecycle.57 5.12.1 General.57 5.12.2 Assess phase.58 5.12.3 Develop and implement phase.59 5.12.4 Maintain phase.60 6 Models.61 6.1 General.61 6.2 Reference models.62 6.
