Certificate-based signatures, Adobe Acrobat

Follow these steps to sign PDF files with certificate-based digital IDs. Adobe Acrobat helps you set up certificate-based signatures, use them to sign PDF files, and also validate PDF files you receive from others.

e-Signatures: What they are and how can they be used.

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Use digital signatures

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Private PKI, Adobe Reader® Signatures

Solved: Re: i cannot sign a digitally signed document - Adobe Community - 12150971

Use digital signatures

Sign PDFs in Adobe Acrobat Reader.

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