PdfSignatureInfo Class

Represents digital signature information extracted from a loaded PDF document. Reports the presence and metadata of signatures, but does NOT validate cryptographic integrity, certificate trust chains, or timestamp validity. Use a dedicated validator for cryptographic verification

Definition

Namespace: HiQPdf.Next
Assembly: HiQPdf.Next (in HiQPdf.Next.dll) Version: 18.9.2
C#
public class PdfSignatureInfo
Inheritance
Object    PdfSignatureInfo

Constructors

PdfSignatureInfoInitializes a new instance of the PdfSignatureInfo class

Properties

CertificationLevel The modification permissions allowed by the certification signature, or null if the document is not certified. IMPORTANT: editing a certified document with a level of NoChanges or FormFillingAndSigning may invalidate the certification signature
ContainsTimestamp Indicates whether at least one signature in the document is a document timestamp signature
IsCertified Indicates whether the loaded PDF is certified. Certified documents may forbid further modifications; see CertificationLevel
IsSigned Indicates whether the loaded PDF contains at least one digital signature
SignatureCount The number of digital signatures present in the loaded PDF

Methods

Equals
(Inherited from Object)
Finalize
(Inherited from Object)
GetHashCode
(Inherited from Object)
GetType
(Inherited from Object)
MemberwiseClone
(Inherited from Object)
ToString
(Inherited from Object)

See Also