SMS Two-Factor Authentication Is a Liability: Here’s the Secure Upgrade Path

SMS Two-Factor Authentication Is a Liability: Here’s the Secure Upgrade Path

The code that arrives by text message protects the wrong asset: your phone number, not your account. That design flaw makes SMS two-factor authentication a last resort. The upgrade path runs from authenticator apps to passkeys, then to hardware FIDO2 keys for accounts you cannot afford to lose. SMS codes follow the number, not the … Read more