Two-factor authentication is required by law for signing with the qualified electronic signature (QES). This includes your signature password, which you'll use to confirm your identity when signing.
Important! You'll need to get identified again after changing your signature password.
- Signature password and SMS code
As an alternative to the signature password, you can use Mobile ID. Here's how it works.
- Error message: "Swisscom Signing Services could not identify you"
Learn more about this error message and how to fix it.