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Channel: Adobe Community : Discussion List - Security & Digital Signatures
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How can I sign a password protected PDF doc?

I am trying to sign a password protected document, downloaded from a government site. I can use all button and drop-down menus and also validate the document but then, when I click on the line where I...

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Besides putting password on pdf what else should I be doing?

I am selling teaching documents online and just bought XI to be able to put password on pdf to prevent editing and copying.I must allow printing. I have now read that hackers can easily hack the...

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how to digitally sign a PDF?

How can I digitally sign a PDF file received by email?

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Cannot Sign a PDF in Acrobat Xi with a JPG file

1) Every time I try to sign a document in Acrobat XI it required me to draw around the signature area, and then choose a digital ID. I don't want to use a digital certificate...i just want ot sign with...

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Digitally sign multiple pdf files

How to digitally sign multiple pdf files with adobe acrobat XI?

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signing and finalising PDFs

Hi everyone, in the previous Adobe version it was possible to add a jpeg signature & then finalise the document so that the signature could not be removed anymore once saved. Is there an option in...

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Why is my valid PDF signing certificate not trusted?

I am signing PDF documents using a third party (Gnostice PDFOne) API (which applies the certifcate from a password-protected PFX export of my certificate).  The PDF documents are sent to clients, and...

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Adobe Acrobat XI Pro SIGNATURES

My subject: Employee Onboarding My short-term goal: To allow user to save his or her signature securely, when they access the form with Adobe Reader, so that they can access it for future use.  My...

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Bad Parameter Error on Save after Adding Password Security

Recently, we migrated our client to a new terminal server running Windows 2008 R2.  The version of Adobe that we have installed is Adobe Acrobat X Pro.  Documents can be saved without any issues until...

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How can I add a password to multiple files through batch processing?

Hi, My department frequently receives between 20-500 pdf files that need to be password protected with the same password. I am using Adobe Acrobat Pro 9. I have set up a sequence in batch processing...

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Best practice to verifing digitally signed PDF (signed using localley...

Hi, I have signed a PDF using a locally created Microsoft Digital Certificate inside my organization. As part of the approval workflow, I emailed the signed PDF document to another person in my...

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how secure is redaction in adobe acrobat x pro? Can text be read once redacted?

I have redacted and applied all the credit card info from some pdfs and saved them after.  Is there any way of undoing the redaction and being able to read the credit card info.   Your experience in...

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When I redact, lines appear in the document

Running OS 10.8, Acrobat Pro XI, 11.0.02.  I mark my redactions and when I click apply, I get the black boxes, but I also have lines that start from the top each cell that contains the redaction to the...

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Problems Opening PDF with Digital Signatures

I am having problems opening a PDF document once digital signatures have been applied.  I have reduced the size of the document from 95 MB to 56 MB by saving the document as a Reduced Size PDF, and can...

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I created buttons and added a digital signature, when I saved and reopened my...

I created a multi page PDF with numerous buttons for navigation. I realized I had forgotten to sign one of the individual pages, (I had recently added) so I simply put in a digital signature. I saved...

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Why is the validity of my digitally signed document displayed as unknown?

Why is the validity of my digitally signed document displayed as unknown? Adobe X version 10 1.4  What exactly do I have to do under Preferences-Windows Integration?

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Signing All Digital Signatures at a time

HI ,   1) My first question is about a requirement in which all the digital signatures in the form should be signed by click of a single button"SignAll".Is this functionality possible in Adobe 11?( am...

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signature message in form

i created a form in xi.  when my client opens the form in reader 10.1.6 he gets a message - click "sign" then when ready to save, click "done signing". when i open the file in reader xi, i don't see...

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How to uninstall malware WiseConvert - messed up conversion of documents from...

How can I unintall malware WiseConvert which I suspect is why I am  having trouble converting documents in WordPerfect X5 to pdf format?

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Using a signature box on iPad

Hi,  I am a small business owner that is trying to take a service based business paperless. I am converting all of our contracts and invoices to fillable PDFs using Adobe XI Pro so my service people...

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