z080236,

first of all, you seem not to have subscribed to the mailing list. Nabble
meanwhile makes quite an effort to tell users that that is necessary. Thus,
please subscribe.

z080236 wrote
> If I do encrypt first, then sign , I gwt Exception:Bad User Password 
> 
> if i do sign then password protect, the signature will be invalid. 
> 
> can't I use PdfStamper stamper= PdfStamper.createSignature 
> then use stamper.setEncryption ?

When you encrypt an already signed document, you change the signed content
(by encrypting it) and, thus, invalidate the signature.

Concerning your other options you unfortunately did not provide enough code
to properly be adviced on how to change it to get you going.

Regards,   Michael



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