For a long time, the rumour has persisted that PDFs cannot be accessible. Unfortunately, this assumption also persists because the possibilities that exist are used far too seldom and are sometimes less well known.

For all documents that require a signature, the digital equivalent needs a suitable replacement: an electronic signature (also called an e-signature).

The PDF format is considered an interoperable file format that stands out due to its reliable and consistent behavior. In addition, the format is continuously updated and improved. This also includes regular reporting of errors and issues.