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Go>Sign Mobile

Ascertia Go>Sign Mobile application lets you securely authorize and approve the signing of documents in the European Union (EU) and Switzerland (CH).


Users upgrading to DigiCert​​®​​ Document Trust Manager in Switzerland are required to download and configure Go>Sign Mobile application to authorize signing of documents.


  • Smartphone.

Configure Go>Sign Mobile

To configure Go>Sign Mobile:


You can only configure one device per user.

  1. Download Ascertia Go>Sign Mobile application on your mobile device.

  2. Select the Settings icon.

  3. Select Scan QR Code to scan the QR code in your email or manually change the default server to:

  4. Select Save.

  5. Return to the main screen and add the user ID provided in your email.

  6. You will receive one-time passwords (OTP) via email and text.

  7. Enter both OTPs in the Go>Sign Mobile device registration screen.

  8. Select Verify.


When you sign a document, you will be prompted to confirm your identity in Go>Sign Mobile.

Authorize signing request with Go>Sign Mobile

To authorize signing request with Go>Sign Mobile:

  1. Navigate to Go>Sign Mobile application > Authorization request.

  2. Select Authorize to confirm your identity.