What is multi-factor authentication (MFA)? Multi-factor authentication (MFA) is a method of authentication that requires 2 or more factors of authentication before user access is granted. Usually, this refers to authenticated access to online portals. Before we can answer the question around whether Yubikeys are the most secure multi-factor auth...

What happens if you lose your YubiKey? You should have backup methods to regain access set up in case you lose your key. This can be an authenticator app on your smartphone or a set of printed one-time recovery codes. Here are a few things you can do to reduce the risk if you lose your YubiKey: Most services like websites that support two-facto...