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Channel: Adobe Community : Discussion List - Security & Digital Signatures
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How do I delete a digital signature field?

I have Adobe Acrobat Pro 9 on Snow Leopard. I created a digital signature for a PDF file but it didn't look good, so I decided to delete it. I figured out how to delete the signature, but the signature...

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Epad-ink Problems

Hi.Just bouth 4  EPAD-ink  machines.  This is my 4th time purchasing Electronic Signature Devices for our company in the past 2 months.I am new with this entire electronic signature thing.. / I've sent...

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Must signature be validated every time file opened?

Hello and thanks in advance for your assistance:  I have Acrobat Standard 9:I was sent a file that when opened says "at least one signature requires validating"I went through the process - 1) find...

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Is there anyway to digitally sign multiple documents at one time?

Good afternoon, I have over 1,500 files that I need to digitally sign and as you know I'll have to open each one, digitally sign it, save it, etc. which is going to be very time consuming. Each file is...

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How do I create password presets in Acrobat X?

I did it in 9 but with the drastic changes made in X, I am still having a hard time finding everything.  In 9, I created a preset that would automatically put a password and watermark onto my PDF.  How...

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Security settings

How can I modify security levels to avoid the possibility to save a pdf as a jpeg file? (It doesn't work when ''changing the document'' is truned to ''not allowed'')Thanks for your help.

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Watermarking program with time stamps?

Hi all, Just curious to see if Acrobat Pro has a feature where I can add a watermark both at the top, bottom and middle-diagonal with name and timestamp of date opened/accessed or created. I've been...

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Watermarks and Encryption

1 am using Certificate Encryption to restrict unauthorized usage of documents sent to individuals. I particular, I wish to prevent onward transmission. I hope I have achieved this. I have also added a...

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Secure a form

I have made a fillable adobeform. Two persons sign the form, and I want to make sure that after signing  the form can not be  changed by anyone.

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Digital Signature and Excel

Hi - wonder if any of you lovely people can help me. I have an excel document (taken from the same template and completed) This template has many tabs, one of these tabs (which is all linked with the...

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Sending Password-Protected PDF in Apple Mail

I am trying to send such to a client but the attachment seems to refuse to appear in the email. Non-protected pdf's do not display this symptom. How can I do this?

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Cannot Sign a .pdf using Adobe Reader XI

I cannot for the life of me figure out why the Tools and Comment tabs show, but the Sign tab does not.  I can no longer digitally sign PDFs.  I re-installed, and was able to sign once again, but then...

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Can I stop Windows 7 from warning about security on every linked PDF?

I am working on a project for which I have created one central document (an index) and 120 linked documents. Each document, on every page, has links to the next alphabetical document and back to the...

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multiple signatures: signature clear disable / lock / read only

I have a form with multiple signatures, for example a Purchase Requisition form... the author needs to buy something so he fills in the form with the product he needs to buy that is worth X amount. He...

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Can the life of a digital signature be extended?

I have some users that want to know if the life span of a digital signature can be extended?  Currently, the signatures expire after 5 years.  We use Acrobat 8 Standard and newer versions of Reader....

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Digital Signature Invalid

I have a third party Certificate (IdenTrust). When I sign a pdf it goes in as it should, save it with a new file name, the signature goes into the pdf and i get a message that the signature was...

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Add/Remove a password to an individual PDF without navigating entire security...

Is there a procedure/plug-in/script/utility that will allow me to add/remove a password to a single PDF without creating a batch script? I create many (dozens) PDF's throughout the course of a a day,...

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How do I move signature stamp to a different computer?

On Windows 7, using Acrobat Pro 11, where do I find the stamps? I want to copy a stamp (with its GIF file and digital ID derived from a certificate) to a different computer. Various Google searches...

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Signatures from multiple computers

Can I use the same digital certificate developed on one computer to also digitally sign from an alternative computer, such as a portable laptop?  Or do I need to create a new digital certificate for...

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Best Practice for certificate management for security

We have been working on moving toward future implementation of document encryption and electronic signatures using Adobe Acrobat 9 Standard.  I have read 21 CFR 11, and accompanying guidances.  Are...

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