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The Yubico FIDO Security Key is a versatile two-factor authentication tool that offers both NFC and USB connectivity. Made by the reputable brand Yubico in the United States, this security key fits into USB-A ports for easy use. With one unit included, it provides an additional layer of security for your devices and protects your online accounts from unauthorized access. Ideal for computer and networking setups, the Yubico FIDO Security Key ensures your data remains safe and secure.