1
vote
1answer
335 views

About the security of adding a signature to a PDF file

We can add a "bitmap" or image signature to a PDF file, either by using Adobe Acrobat or by Mac's Preview app, but I wonder, besides always encrypting it with a password before sending it by email to ...
1
vote
0answers
130 views

How can I add a signature field in a PDF? (not a digital signature)

We have a PDF Form on an Android tablet and we want to be able to choose it and sign it right then and there with a stylus or finger. Not a digital signature but an ordinary signature. Is this ...
0
votes
1answer
447 views

comodo pdf sign doesn't verify in adobe, using JSignPdf

I am using jSignPDF to sign PDF with a PKCS12 i purchased from COMODO INC. But when viewing the signature in Adobe Acrobat i get, "Signature Verification Failed". How can i sign a PDF and get the ...
4
votes
2answers
2k views

How can I digitally sign a PDF document quickly and cheaply?

I need to digital sign a PDF document. However, Acrobat reader does not let me sign documents. I just need to sign the document, not edit it. Do I need to buy the full Acrobat software? Or is there ...
16
votes
9answers
40k views

How can I sign a PDF document quickly and cheaply?

I need to sign a PDF document. However, Adobe Reader does not let me sign documents. I just need to sign the document, not edit it. Do I need to buy the full Acrobat software? Or is there a better, ...