'Declaration Public Property SigningDateTime As System.Nullable(Of Date)
public System.Nullable<DateTime> SigningDateTime {get; set;}
NOTE: This value is used only if the time of signing is not available in the signature. For example, a time stamp can be embedded in a PKCS#7 binary data object.
By default this property is initalized with the current date and time.
'Declaration Public Property SigningDateTime As System.Nullable(Of Date)
public System.Nullable<DateTime> SigningDateTime {get; set;}