Xojo Plugin

Get Issuer Certificate Information

See more Certificates Examples

A certificate contains information about its issuer. This example demonstrates how to get the issuer information from a certificate. Xojo Plugin

Dim success As Boolean
success = False

Dim cert As New Chilkat.Cert

success = cert.LoadFromFile("qa_data/certs/sample.cer")
If (success = False) Then
    System.DebugLog(cert.LastErrorText)
    Return
End If

// Get issuer information:

// -----------------------------------------------------------------------
// (Not all subject fields may exist depending on the issuer certificate.)
// -----------------------------------------------------------------------

// Issuer DN (Distinguished Name, i.e. all the Issuer subject parts)
System.DebugLog("DN: " + cert.IssuerDN)

// Common Subject parts:
// Issuer Common Name
System.DebugLog("CN: " + cert.IssuerCN)

// Issuer Country
System.DebugLog("C: " + cert.IssuerC)

// Issuer Email address
System.DebugLog("E: " + cert.IssuerE)

// Issuer Locality
System.DebugLog("L: " + cert.IssuerL)

// Issuer Organization
System.DebugLog("O: " + cert.IssuerO)

// Issuer Organizational Unit
System.DebugLog("OU: " + cert.IssuerOU)

// Issuer State
System.DebugLog("S: " + cert.IssuerS)