Nothing is 100% secure https://www.notebookcheck.net/Unpatchable-Yubico-two-factor-authentication-key-vulnerability-breaks-the-security-of-most-Yubikey-5-Security-Key-and-YubiHSM-2FA-devices.883661.0.html
Fort Knox🤔?
Very clickbaity article. Read the comments or the original research to get to the truth.