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Signing adobe pdf documents, Signing adobe pdf, Documents – Adobe Acrobat 7 Professional User Manual

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Signing Adobe PDF documents

An author of a PDF document can simply add a signature to indicate approval. Alternatively, a
PDF document can be signed more than once and by more than one person. For example, the
author can save a PDF document containing form fields as a certified document, allowing only
form fields to be filled in. When another user opens the PDF document, a message indicates
whether the certification is still valid. This user can then fill out the form and sign the document
when finished.

You can sign a document in an existing field, create a new field, or create a signature that
appears only in the Signatures tab. The signature that appears is just its representation on the
page and is not the actual digital signature information. The Signatures tab indicates which
changes have been made since each signature was added, and whether the signatures are valid.
(See

Validating signatures

.)

Signature formats A. Text signature B. Graphic signature

Note: If you sign a field, be aware that the document author may have put duplicates of the field
on other pages. For example, sometimes a field is copied to the same place on every page. You
need to sign the field only once, and your signature appears in all occurrences of the field. This
duplication allows quick initialing of every page in a document.

Related Subtopics:

Signing Adobe PDF documents in Acrobat

Signing Adobe PDF documents in a web browser

Changing signature appearance

Setting up Palm OS appearance files

Clearing or removing digital signatures

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