Industrial cybersecurity
1.3 Cybersecurity-relevant information
Interface module IM 155-5 MF HF (6ES7155-5MU00-0CN0)
8 Equipment Manual, 11/2023, A5E53268530-AA
1.3 Cybersecurity-relevant information
Observe all cybersecurity-relevant information.
Topics with cybersecurity-relevant information
Operational application environment and security assumptions
Requirements for the operational application environment of
the system and security assumptions
This section is found in the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191
Security properties of the product
Note the information on the topic of access protection in the
"Protection" section of the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191
The topic of data integrity is described in the "Industrial cy-
bersecurity" section of the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191
Signed firmware update The topic of signed firmware updates is described in the
"Industrial cybersecurity" section of the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191
Secure Boot The topic of secure boot is described in the "Industrial cyber-
security" section of the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191
PROFINET Security Class 1
• The device supports PROFINET Security Class 1.
• With the introduction of PROFINET Security Class 1, addi-
tional security settings have been integrated into the
PROFINET communication.
Detailed information about PROFINET Security Class 1 and
the additional security settings can be found in the PROFINET
with STEP 7 Function Manual
(https://support.industry.siemens.com/cs/us/en/view/499488
56)
Supported Ethernet services You can find information on supported services in the Tech-
nical specifications (Page 63) section.
You can find detailed information on supported Ethernet
services in the Communication Function Manual
(https://support.industry.siemens.com/cs/us/en/view/591929
Interfaces, ports, protocols and services
Information on the following is security-relevant:
• Communication layer and communication role
• Default states
• Enabling/disabling of ports and services
You can find detailed information on these topics in
the Communication Function Manual
(https://support.industry.siemens.com/cs/us/en/view/591929
25).
Recommendations for safe operation
Cross-system information on the safe operation of interface
modules can be found in the System Manual
(https://support.industry.siemens.com/cs/ww/en/view/59191