Digital Sign PDF — Add Digital Signature Certificate
Apply a cryptographic digital signature to your PDF using your PFX/P12 certificate.
Drag files here or click to browse
Formats: .pdf.
How to digitally sign a PDF
- 1Upload your PDF file
- 2Upload your PFX/P12 certificate and enter its password
- 3Click 'Sign'
- 4Download the signed PDF
FAQ
Is a digital signature legally binding?
Digital signatures with valid certificates are legally binding in most jurisdictions.
What certificate format is required?
PFX or P12 certificates are supported. These can be obtained from a Certificate Authority.