Sample code for 30+ languages & platforms
Xojo Plugin

Load DER encoded X.509 Certificate (.cer, .crt)

See more Certificates Examples

Loads a digital certificate from a binary DER encoded X.509 Certificate (.cer, .crt) and fetches information about the cert.

Chilkat Xojo Plugin Downloads

Xojo Plugin
Dim success As Boolean
success = False

Dim cert As New Chilkat.Cert

// LoadFromFile will load virtually any certificate format file.
// It will auto-recognize the format and load appropiately.
success = cert.LoadFromFile("/Users/chilkat/testData/cer/chilkat_ssl.cer")
If (success <> True) Then
    System.DebugLog(cert.LastErrorText)
    Return
End If

// DN = "Distinguished Name"
System.DebugLog("SubjectDN:" + cert.SubjectDN)

System.DebugLog("Common Name:" + cert.SubjectCN)
System.DebugLog("Issuer Common Name:" + cert.IssuerCN)

System.DebugLog("Serial Number:" + cert.SerialNumber)