My software - PDFSignatureTool
I have had a necessity to sign a lot of PDFs files with certificates, especially A3. To turn my life easy I had create a small software do sign PDFs. You can see the softwawre on github: https://github.com/prfagun1/PDFSignatureTool Or for you that is not a developer just download de exe file and the background image here: Exe: Download Image: Download You can select the origin folder, the certificate and the place of the signature. After these click in Sign documents. Enjoy it.