Signature.IsValid Property
Determines if the digital signature that corresponds to the Signature object is a valid signature.
Namespace: Microsoft.Office.Core
Assembly: office (in office.dll)
Syntax
'Declaration
ReadOnly Property IsValid As Boolean
Get
'Usage
Dim instance As Signature
Dim value As Boolean
value = instance.IsValid
bool IsValid { get; }
Property Value
Type: System.Boolean
Remarks
This property returns True if the digital signature that corresponds to the Signature object is a valid signature; False if it is not a valid signature. A signature may be invalid for several reasons, ranging from its certificate having expired to changes in the document that contains it.