Preface
SIMATIC MV500
6 Operating Instructions, 06/2018, C79000-G8976-C494-01
● Check regularly that the device complies with these recommendations and/or other
internal security policies.
● Evaluate your plant as a whole in terms of security. Use a cell protection concept with
suitable products.
● Do not connect the device directly to the Internet. Operate the device within a protected
network area.
● Restrict physical access to the device to qualified personnel.
● Lock unused hardware ports on the device. Unused ports can be used to access the
system without authorization.
Software (security functions)
● Keep the software up to date. Keep yourself informed regularly about safety updates for
the product.
You can find information about this at Link: (http://www.siemens.com/industrialsecurity
)
● Activate only protocols that you actually need to use the device.
● Limit access to the device using a firewall or rules in an access control list (ACL).
● The configuration files are available in XML format for simple use. Make sure that the
configuration files outside the device are suitably protected. You can, for example,
encrypt the files, store them at a safe location and transfer them only via secure
communications channels.
● We recommend that you disable the "CONNECT" function after initial commissioning.
● The functions for archiving as well as the remote functions (MMI) may only be activated in
networks protected by a firewall.
● Activate user management and create new user profiles.
● Change all default passwords for users before operating the device.
● Only use passwords with high password strength. Avoid weak passwords, e.g.
password1, 123456789, abcdefgh.
● Define rules for using devices and assigning passwords.
● Make sure that all passwords are protected and inaccessible to unauthorized personnel.
● Do not use the same password for different users and systems.
● Update passwords and keys regularly to improve security.
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