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PdfDocumentAuthorSignature Property

Gets or sets the certifying signature (also known as an author signature) (PDF 1.5) whose AuthorPermission in any of the Locks shall indicate the author's specification of which changes to the document shall be prevented by the consumer applications.

Namespace: SautinSoft.Pdf
Assembly: SautinSoft.Pdf (in SautinSoft.Pdf.dll) Version: 2025.3.13
Syntax
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public PdfSignature AuthorSignature { get; set; }

Property Value

PdfSignature
The certifying signature (also known as an author signature) (PDF 1.5) whose AuthorPermission in any of the Locks shall indicate the author's specification of which changes to the document shall be prevented by the consumer applications.
Exceptions
ExceptionCondition
InvalidOperationExceptionThe document's author signature can be set to only (so consumer applications won't prevent the author's disallowed changes but will instead mark the author's signature as invalid if any of the disallowed changes were done after the author signed the document). To set a non- value, use the Sign(PdfSigner) method with a PdfSigner whose AuthorPermission is not .
See Also