The PdfSignatureInformation type exposes the following members.
Gets the 0-based index of the associated SignatureWidgetAnnotation in the page's annotation collection.
Gets the certification for the signature.
Gets the information provided by the signer to enable a recipient to contact the signer to verify the signature. For example, a phone number.
Gets the name of the preferred signature handler to use when validating this signature.
Gets a value indicating whether the given signature is signed.
Gets a value indicating whether the signature is visible.
Gets the CPU host name or physical location of the signing.
Gets the 0-based page number on which the associated SignatureWidgetAnnotation exists.
Gets the reason for the signing, such as (I agree...).
Gets the name of the person or authority signing the document. This value should be used only when it is not possible to extract the name from the signature.
Gets the name of the associated SignatureWidgetAnnotation. This will be a string in full "dotted name" form used by the PDF specification.
Gets the signing iteration for this document. This is an indication of when this signature was applied relative to other signature annotations.
Gets the time of signing. Depending on the signature handler, this may be a normal unverified computer time or a time generated in a verifiable way from a secure time server. This value should be used only when the time of signing is not available in the signature.
Gets a name that describes the encoding of the signature value. May be used by any handler that supports this format to validate the signature.