User Manual

LOGO!
Manual, 06/2014, A5E33039675
279
Security
10
Overview
This chapter describes the following security functions for improved protection on LOGO!:
Security function
Description
Network access security You can protect your devices from network security risks by
deploying the LOGO! devices and SIMATIC S7 devices on
the Intranet.
Program access security The following protection methods can help you protect your
circuit programs from unauthorized access:
• Password protection
• Copy protection
Menu access security You can limit access to specific menus of LOGO! by setting
the access level.
10.1
Network access security
With the enhanced Ethernet function of LOGO! 0BA8 devices, you can access the LOGO!
Base Modules through LOGO!Soft Comfort, the Web server, or other compatible devices
with Ethernet interfaces. In this case, both Internet and Intranet communication is possible
for the LOGO! 0BA8 devices.
● For Internet communication, accessing the LOGO! Base Module requires a valid user
password to ensure network security. You can set or change the password from
LOGO!Soft Comfort only. For more information about setting the user password, refer to
the Online Help for LOGO!Soft Comfort.
● For Intranet communication, you can access the LOGO! Base Module directly with no
password required.