Belkin F1DN102C User Manual page 54

Belkin® Secure DVI KVM Switch, Secure KM Switch and
Secure Windowing KVM EAL 4 augmented ALC_FLR.3 Security Target
O.USBDETECT
The TOE shall detect any USB
connection that is not a
pointing device, keyboard, or
user authentication device
and disable that connection.
O.UNIDIR
TOE circuitry shall assure that
USER KEYBOARD,
POINTING DEVICE and EDID
data will flow only from
PERIPHERAL DEVICES to the
SWITCHED COUPLED
COMPUTER.
Attribute Initialization)
EXT_IUC.1 (invalid USB
Connection)
FDP_IFC.1b (Subset
Information Flow Control)
USER
FDP_IFF.1b (Simple
Security Attributes)
GROUP selection based on a
physical switch position or a
manufacturer's
sequence for choosing among
the CONNECTED COMPUTERS
(CONNECTED here
powered on). This requirement
is a dependency of FDP_IFF.1a
and FDP_ITC.1.
EXT_IUC.1: Upon detection of
an invalid USB connection, the
TOE will disable the connection
and notify the user.
FDP_IFC.1b: This captures the
policy that KEYBOARD,
POINTING DEVICE and EDID
information MUST flow from
devices to SWITCHED
COMPUTERs only. Reverse flow
must be blocked by hardware.
FDP_IFF.1b: This requirement
identifies the
ATTRIBUTES needed to detail
the operation of a switch and
the rules allowing
unidirectional information
transfer between a keyboard,
pointing device and EDID chip to
a CONNECTED COMPUTER. This
requirement is a dependency of
FDP_IFC.1b.
Rev. 1.01
specified
implies
security
only
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