Setting
Description
Minimum TLS Version
Specifies the system minimum TLS version. You
can restrict your system from using earlier versions
of TLS for secure communications. For example, if
you set your minimum TLS version to 1.1, you’re
disabling TLS 1.0.
3.
Select
Save
.
Configure the System Web Interface Port Lock
You can limit the number of failed login attempts to the system web interface to protect against brute-force
attacks.
Procedure
1.
In the system web interface, go to
Security
>
Access
.
2.
Configure the following settings:
Setting
Description
Lock Port after Failed Logins
The number of failed login attempts allowed before
the web interface locks. You can set this to
Off
.
Port Lock Duration
Specifies the amount of time that the web interface
remains locked due to failed login attempts. When
this period expires, the failed login attempts counter
resets and you can try to log in again.
Reset Port Lock Counter After
Specifies the number of hours, starting with the first
failed login attempt, during which subsequent failed
login attempts are counted against the maximum
number allowed (
Lock Port After Failed Logins
).
The counter resets when the set period of time
expires or a user successfully logs in.
3.
Select
Save
.
Disable USB Ports
You can configure your system so no one can use its USB ports.
Note:
You can’t completely turn off the USB-C port; it still provides power.
If you disable the system’s USB ports, you can’t use the system as an external camera, microphone, and
speaker accessory (i.e., Poly Device Mode).
Procedure
1.
In the system web interface, go to
Security
>
Access
.
2.
Select
Disable All USB Ports
.
Securing the System
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