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Definition
Two-factor authentication combines something you know (your password) with something you have (a code on your phone, or a passkey). Even if your password is stolen, an attacker cannot sign in without the second factor.
Why it matters for your business
For a finance account, 2FA is the highest-value single security step. It blocks the overwhelming majority of automated account-takeover attempts that rely on leaked passwords. See how to set it up.
Related reading
Setting up an authenticator app for two-factor authentication
Two-factor authentication adds a second step to sign-in: after your password you enter a six-digit code from…
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Passkey
A passkey signs you in using your device's own unlock (fingerprint, face or PIN) instead of a typed password,…
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Phishing
Phishing is a fraudulent email, text or call designed to trick you into revealing login details or moving…
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