Can a digital signature be verified without an Internet connection?

Yes, provided that the signature supports the LTV (Long-Term Validation) standard. For LTV-enabled signatures, all necessary certificate revocation information is embedded directly into the PDF at the time of signing.

ROI Calculator

Calculate the environmental and economic impact of e-signature in your business. Free of charge and without obligation.

CALCULATE ROI NOW

Other FAQs

  • Is an electronic signature tamper-proof?

    Depending on the type of signature, electronic signatures offer a high level of protection against forgery and tampering. In the…

  • What is the Digital Signature Act in Austria?

    The Austrian Signature Act (SigG) originally established the legal framework for electronic signatures in Austria. However, it was repealed on…

  • When is an advanced electronic signature (AES) required?

    An advanced electronic signature (AES) is suitable for documents with heightened liability, proof, or security requirements. It is uniquely associated…

  • Sign a PDF for free—right now!

    Create your free sproof sign account to sign documents in full compliance with the GDPR and eIDAS. Always free for personal use; no credit card required.

    Upload document
    This site is registered on wpml.org as a development site. Switch to a production site key to remove this banner.