Belden HIRSCHMANN HiOS-2A, User Manual

Page: 38 / 66

Device security
2.7 Possible hardware modifications for security
38
UM Security BRS-2A
Release 8.7 05/2022
2.7 Possible hardware modifications for security
The following descriptions apply to:

The possible hardware modifications for a device out-of-the-box

Possible hardware modifications as part of operation or maintenance
Perform the following hardware modification steps, like covering or obstructing a slot or a port, as
needed:

Restrict physical access to the USB port.

Restrict physical access to network ports or SFP slots.

Restrict physical (visual) access to the device and port LEDs.

Restrict physical access to the Signal Contact.

Restrict physical access to the Digital Input.
2.7.1 Restrict physical access to the USB port
If you have high security requirements and you are sure you will not need the USB port after
commissioning, consider covering or obstructing the USB port.
2.7.2 Restrict physical access to network ports or SFP slots
If you have high security requirements and you are sure you will not need certain network ports or
SFP slots after commissioning, consider covering or obstructing these network ports and SFP slots.
2.7.3 Restrict physical (visual) access to the device and port LEDs
If you have high security requirements, perform the following steps as needed:

Install the device in a cabinet with an opaque door.

Cover or obstruct the LEDs with a removable cover.
2.7.4 Restrict physical access to the Signal Contact
If you do not need the Signal Contact and have high security requirements, consider covering or
obstructing the Signal Contact terminals.
If you use the Signal Contact (see on page 39 “Signal Contact considerations”) .
2.7.5 Restrict physical access to the Digital Input
If you do not need the Digital Input and have high security requirements, consider covering or
obstructing the Digital Input terminals.
If you use the Digital Input (see on page 39 “Digital Input considerations”) .