FIDOSecurityKey by Excelsecu is a hardware authenticator complying with FIDO2 and FIDO U2F standards. It allows users to avoid remembering and typing passwords, reducing the risk of account information theft from phishing, hacking, or viruses. It uses Private/Public Key (asymmetric) cryptography for strong authentication and can be used on FIDO2-enabled or U2F-enabled services for two-factor, multi-factor, and passwordless authentication. It works with Google, Facebook, Dropbox, GitHub, Salesforce, Dashlane, and many other services. FIDOSecurityKey is a standard HID device that does not require any drivers. It supports passwordless authentication, two-factor authentication, and multi-factor authentication. The device features integrated fingerprint verification, a durable and portable design, and a 360° rotating casing that protects the USB port and fingerprint sensor. It is widely used in various authentication security fields.