Door Control Unit User Manual
Updated until firmware 404p - 24 -
Service – Services and Security Settings and NAC
You can enable or disable the Nagios, Secure Shell and Telnet applications running on
the unit thus making the unit more secure as shown in the screen shot above.
You can also close or change the ports used to access the units web interface, disable
HTTP and enable HTTPS only.
The "s" at the conclusion in HTTPS stands for secure. This SSL/TLS connection type is
used primarily for high-value sites or „pages‟, to elevate the potential of being unreadable
by anyone but the end-points.
One benefit is the traffic between client and the DCU is not cached along the various
units as it moves across the „Net, and so can‟t be accessed by someone after the
connection is terminated.
Use the SNMPv3 SSL (Secure Sockets Layer) which is the standard security technology
for establishing the encrypted link between the securityProbe in our case and the web
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