HighSecLabs K304 User Manual page 5

Section 2 - Overview
Secure Packaging
"Tear away" packaging ensures secure delivery of the product as it
is routed to the end user.
Common Criteria EAL-4 Listing
The product is the only KM in the market that is listed by the
Common Criteria organization. It is Common Criteria validated to
EAL 4+ (Evaluation Assurance Level 4) to assure the highest level of
protection. Product complies with standard higher than NIAP
Protection Profile 2.1 for Peripheral Sharing Devices.
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K304x-K308 Secure KM Switch User Manual