The security modules of the SCALANCE S family are provided specially for use in automation, yet connect seamlessly with the security structures of the office and IT world. They provide security and meet the specific requirements of automation technology, such as simple upgrades of existing systems, simple installation and minimum downtimes if a fault occurs.

Depending on the particular security needs, various different security measures can be combined. The SOFTNET Security Client allows programming devices, PCs, and notebooks access to devices with IPSec VPN functionality (e.g. SCALANCE S, SCALANCE M, CP 1243-1, CP 1543-1, CP 343-1/CP 443-1 Advanced, CP 1628), protected network stations or automation systems.