[VB6 equivalent: X509_CertSerialNumber
]
Dim strCertName As String
Dim strOutput As String
strCertName = "BobRSASignByCarl.cer" ' Set dir to suit
strOutput = X509.CertSerialNumber(strCertName)
Console.WriteLine("X509_CertSerialNumber returns " & strOutput.Length & " for " & strCertName & ": " & strOutput)
See Also:
X509.CertSerialNumber Method