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BSI PD IEC TS 63074:2023

$167.15

Safety of machinery. Security aspects related to functional safety of safety-related control systems

Published By Publication Date Number of Pages
BSI 2023 34
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 CONTENTS
6 FOREWORD
8 INTRODUCTION
9 1 Scope
2 Normative references
10 3 Terms, definitions, and abbreviated terms
3.1 Terms and definitions
14 3.2 Abbreviated terms
4 Safety and security overview
4.1 General
4.2 Safety objectives
15 4.3 Security objectives
16 Figures
Figure 1 – Relationship between threat(s), vulnerabilities, consequence(s)and security risk(s) for SCS performing safety function(s)
Figure 2 – Possible effects of security risk(s) to an SCS
17 5 Security aspects related to functional safety
5.1 General
5.1.1 Security risk assessment
18 5.1.2 Security risk response strategy
5.2 Security countermeasures
5.2.1 General
19 Table 1 – Overview of foundational requirements and possible influence(s) on an SCS
20 5.2.2 Identification and authentication
5.2.3 Use control
5.2.4 System integrity
5.2.5 Data confidentiality
21 5.2.6 Restricted data flow
5.2.7 Timely response to events
5.2.8 Resource availability
6 Cybersecurity and functional safety of machinery
6.1 General
6.2 Aspects related to the protection against corruption
22 6.3 Security countermeasures against corruption
6.3.1 General
6.3.2 Potential sources of cyber threats
6.3.3 Multi-factor authentication
6.3.4 Network architecture
23 6.3.5 Portable devices
6.3.6 Wireless communication
6.3.7 Remote access
24 6.3.8 Attack through direct physical connection
7 Verification and maintenance of security countermeasures
8 Information for the user of the machine(s)
25 Annex A (informative)Basic information related to threats and threat modelling approach
A.1 Evaluation of threats
26 A.2 Examples of threat related to a safety-related device
27 Figure A.1 – Safety-related device and possible accesses
28 Annex B (informative)Security risk assessment triggers
B.1 General
B.2 Event driven triggers
29 Annex C (informative)Example of information flow between device supplier, manufacturerof machine, integrator and user of machine
C.1 General
C.2 Example 1 – Design phase of the machine
C.3 Example 2 – Use phase of the machine
Figure C.1 – Example of generic information flow during design phase
30 Figure C.2 – Example of generic information flow during use phase
Figure C.3 – Example of information flow during use phase in context of IEC 62443-2-4
31 Bibliography
BSI PD IEC TS 63074:2023
$167.15