public void ValidateAllDocumentSignatures()
{
//ExStart
//ExFor:Document.DigitalSignatures
//ExFor:DigitalSignatureCollection
//ExFor:DigitalSignatureCollection.IsValid
//ExId:ValidateAllDocumentSignatures
//ExSummary:Shows how to validate all signatures in a document.
// Load the signed document.
Document doc = new Document(MyDir + "Document.Signed.docx");
if (doc.DigitalSignatures.IsValid)
Console.WriteLine("Signatures belonging to this document are valid");
else
Console.WriteLine("Signatures belonging to this document are NOT valid");
//ExEnd
Assert.True(doc.DigitalSignatures.IsValid);
}