ETHERLINE
®
ACCESS NF04T | Version 1 | 04/16/20
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Security recommendations
ETHERLINE
®
ACCESS NF04T is a network infrastructure component, and thus an important element in the security
considerations of a system or network. When using ETHERLINE
®
ACCESS NF04T, therefore please consider the
following recommendations in order to prohibit unauthorized access to plants and systems.
General:
•
Ensure at regular intervals that all relevant components fulfill these recommendations and possibly any other
internal security guidelines.
•
Evaluate your system holistically with a view to security. Use a cell protection concept with corresponding
products, such as the ETHERLINE
®
ACCESS NF04T.
You can find extensive information, for example, in the “ICS Security Compendium” of the
Federal Office for Information Security (BSI):
https://www.bsi.bund.de/SharedDocs/Downloads/DE/BSI/ICS/ICS-
Security_kompendium_pdf.html
Physical access:
•
Limit physical access to components of relevance to security to qualified personnel.
Security of the software:
•
Always keep the firmware of all communications components up to date.
•
Inform yourself regularly of firmware updates for the product.
You can find information on: www.lappkabel.com/activenetworkcomponents
•
Only activate protocols and functions you really need
Passwords:
•
Define rules for usage of the devices and the awarding of passwords.
•
Update passwords and keys regularly
•
Change standard passwords
•
Only use strong passwords. Avoid weak passwords like, for example, “password1”, “123456789”, or similar.
•
Ensure that all passwords are protected and inaccessible to unauthorized personnel.
•
Don’t use one password for various users and systems.
