Signature.IsValid Property
Definition
Important
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Determines if the digital signature that corresponds to the Signature object is a valid signature.
public:
property bool IsValid { bool get(); };public bool IsValid { get; }member this.IsValid : boolPublic ReadOnly Property IsValid As BooleanProperty Value
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.