Validate a signed document

Documents signed with Comfact Signature can be validated in a number of different ways.

Validate using Comfact Signature

Validate a document with Comfact Signature by uploading a file and click on the "Validate" button.

Validate using Adobe software

Alternatively, validate a document with Adobe Acrobat or Reader.

Adobe Reader might not be up to date on certificates. Follow these steps to get the latest certificates:

1. Select Edit then Preferences and click Trust Manager.
2. In the Automatic Updates section, mark tick both checkboxes: Load trusted root certificates and Ask before updating.
3. Click the button Update Now.
4. Certificates in Adobe Reader will now be updated.
5. When the update is completed, close Adobe Reader and open the document again to validate the signatures.