Table of Contents
Advertisement
Recommendations on network security
NOTICE
Information security
Connect to the device and change the standard password for the user set in the factory
"admin" and "" before you operate the device.
To prevent unauthorized access, note the following security recommendations.
General
● You should make regular checks to make sure that the device meets these
recommendations and/or other security guidelines.
● Evaluate your plant as a whole in terms of security. Use a cell protection concept with
suitable products
security/pages/default.aspx).
● When the internal and external network are disconnected, an attacker cannot access
internal data from the outside. Therefore operate the device only within a protected
network area.
● For communication via non-secure networks use additional devices with VPN functionality
to encrypt and authenticate the communication.
● Terminate management connections correctly (WBM. Telnet, SSH etc.).
Physical access
● Restrict physical access to the device to qualified personnel.
– The memory card or the PLUG (C-PLUG, KEY-PLUG) contains sensitive data such as
– Using the button, you can reset the device to the factory defaults.
● If the device is publicly accessible, disable the functions of the button using the software.
● Lock unused physical ports on the device. Unused ports can be used to gain forbidden
access to the plant.
Extender for SCALANCE XM-400
Operating Instructions, 09/2018, C79000-G8976-C332-08
(https://www.industry.siemens.com/topics/global/en/industrial-
certificates, keys etc. that can be read out and modified.
3
13
Advertisement
Table of Contents
