Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

TdxPDFSignatureOptions.Signature Property

Provides access to the active digital signature’s settings.

#Declaration

Delphi
property Signature: TdxPDFSignatureFieldInfo read; write;

#Property Value

Type Description
TdxPDFSignatureFieldInfo

Stores information on a digital signature in a PDF document.

#Remarks

Call the Signature.LoadCertificate procedure to load a public key certificate and use the Signature.ContactInfo, Signature.Location, and Signature.Reason properties to configure the digital signature used in subsequent document save operations. Refer to the TdxPDFSignatureFieldInfo class description for detailed information on available options.

Note

The current implementation of the PDF document’s SaveToFile and SaveToStream procedures uses the SHA-1 encryption algorithm to calculate digital signature hashes according to the Portable document format – PDF 1.7 standard (ISO 32000-1:2008).

See Also