Amazon.com: Apricorn 4GB Aegis Secure Key 3 NXC 256-Bit Hardware-Encrypted USB 3.2 Type C Flash Drive, FIPS 140-2 Level 3 Validated (ASK3-NXC-4GB), Black : Electronics
USB Hardware key – Dartwin
Hardware (USB) licence key
How to enable Facebook's hardware key authentication for iOS and Android
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Presentation of the various USB keys sold on the Internet - Articles - Tutorials - InformatiWeb
How is a USB token different from a flash drive?
Firefox, Edge now can log into Google with hardware security keys - CNET
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Hardware keys: Taking Security to the Next Level with Hardware Keys in 2FA - FasterCapital