(Visual Basic 6.0) Load Encrypted PEM Containing ECC Private Key and Certs and Examine Contents

Loads an encrypted PEM containing an ECC private key and ECC certificate (and chain), and examines the contents.

Note: This example requires Chilkat v9.5.0.66.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

' Note: This example requires Chilkat v9.5.0.66.

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' Create a PEM containing a valid EC private key and certificates.
' The password for this encrypted PEM is "secret123"

Dim sb As New ChilkatStringBuilder
Dim bCrlf As Long
bCrlf = 1
success = sb.AppendLine("-----BEGIN ENCRYPTED PRIVATE KEY-----",bCrlf)
success = sb.AppendLine("MIGtMEkGCSqGSIb3DQEFDTA8MBsGCSqGSIb3DQEFDDAOBAiweNs9xIWNoAICCAAw",bCrlf)
success = sb.AppendLine("HQYJYIZIAWUDBAECBBCz0IMryNxuJEo5ChMktg9cBGCsKDEeRqGJX4g/X2c6CNtK",bCrlf)
success = sb.AppendLine("I8q7KClUwy9ms7ckHZAw/997WuW9QIGGnJEfHL/jSJsZViDwFAB4sunmdHSOTGMD",bCrlf)
success = sb.AppendLine("3ZINNlkA+XobMaQtj1HNERtb1qskW1mf/X0sauw5aPA=",bCrlf)
success = sb.AppendLine("-----END ENCRYPTED PRIVATE KEY-----",bCrlf)
success = sb.AppendLine("-----BEGIN CERTIFICATE-----",bCrlf)
success = sb.AppendLine("MIICzjCCAlOgAwIBAgIETULS8zAKBggqhkjOPQQDAzBtMQswCQYDVQQGEwJVUzEW",bCrlf)
success = sb.AppendLine("MBQGA1UEChMNRW50cnVzdCwgSW5jLjEfMB0GA1UECxMWRm9yIFRlc3QgUHVycG9z",bCrlf)
success = sb.AppendLine("ZXMgT25seTElMCMGA1UEAxMcRW50cnVzdCBFQ0MgRGVtb25zdHJhdGlvbiBDQTAe",bCrlf)
success = sb.AppendLine("Fw0xNjAzMTgxMjM5MzFaFw0xNjA1MTcxMzA5MzFaMFgxHzAdBgNVBAsTFkZvciBU",bCrlf)
success = sb.AppendLine("ZXN0IFB1cnBvc2VzIE9ubHkxHTAbBgNVBAsTFFBlcnNvbmEgTm90IFZlcmlmaWVk",bCrlf)
success = sb.AppendLine("MRYwFAYDVQQDEw1DaGlsa2F0IEFkbWluMHYwEAYHKoZIzj0CAQYFK4EEACIDYgAE",bCrlf)
success = sb.AppendLine("uB62JGMJKXnp1PNsOOIYKGhrzfLev3O+UuthL6UzEqNNDTd8dEYMUQP/DTS3qk98",bCrlf)
success = sb.AppendLine("gyQEFxdmZUsPF0fFokkZZ1cV6z7QD3MsPvSjrBzB0GUB3r8CLnDK/F4pF2Q995hr",bCrlf)
success = sb.AppendLine("o4HYMIHVMA4GA1UdDwEB/wQEAwIDiDAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYB",bCrlf)
success = sb.AppendLine("BQUHAwQwNwYDVR0fBDAwLjAsoCqgKIYmaHR0cDovL2NybC5lbnRydXN0LmNvbS9D",bCrlf)
success = sb.AppendLine("UkwvZWNjZGVtby5jcmwwIAYDVR0RBBkwF4EVYWRtaW5AY2hpbGthdHNvZnQuY29t",bCrlf)
success = sb.AppendLine("MB8GA1UdIwQYMBaAFCQFS+Fkghr4Ccz7eHkh+nDmkzLqMB0GA1UdDgQWBBTB82fm",bCrlf)
success = sb.AppendLine("vrdG2iX5uS/agVW3L4DisjAJBgNVHRMEAjAAMAoGCCqGSM49BAMDA2kAMGYCMQCH",bCrlf)
success = sb.AppendLine("ILghMprWoYPEp9mCE+tpVE7vYwkFV3m0RDzT2BSUezL8Ky78XNk+XPqSB2biT70C",bCrlf)
success = sb.AppendLine("MQDCase1oaPY4AxCmjB+rEB1ir+QS8mrtF+iCSqHVv1aIxT6abQL57BZSdvwIm/T",bCrlf)
success = sb.AppendLine("T8o=",bCrlf)
success = sb.AppendLine("-----END CERTIFICATE-----",bCrlf)
success = sb.AppendLine("-----BEGIN CERTIFICATE-----",bCrlf)
success = sb.AppendLine("MIICljCCAhugAwIBAgIETUHhezAKBggqhkjOPQQDAzBtMQswCQYDVQQGEwJVUzEW",bCrlf)
success = sb.AppendLine("MBQGA1UEChMNRW50cnVzdCwgSW5jLjEfMB0GA1UECxMWRm9yIFRlc3QgUHVycG9z",bCrlf)
success = sb.AppendLine("ZXMgT25seTElMCMGA1UEAxMcRW50cnVzdCBFQ0MgRGVtb25zdHJhdGlvbiBDQTAe",bCrlf)
success = sb.AppendLine("Fw0xMTAxMjcyMDQ5NTRaFw0zNjAxMjcyMTE5NTRaMG0xCzAJBgNVBAYTAlVTMRYw",bCrlf)
success = sb.AppendLine("FAYDVQQKEw1FbnRydXN0LCBJbmMuMR8wHQYDVQQLExZGb3IgVGVzdCBQdXJwb3Nl",bCrlf)
success = sb.AppendLine("cyBPbmx5MSUwIwYDVQQDExxFbnRydXN0IEVDQyBEZW1vbnN0cmF0aW9uIENBMHYw",bCrlf)
success = sb.AppendLine("EAYHKoZIzj0CAQYFK4EEACIDYgAEhCWBpuJuzvRtQyibkcbCj7EkcwAqS2EqRQ/Q",bCrlf)
success = sb.AppendLine("ntroTdRM2SssEN4TruTxtwcY/7lR64L6Tfjz3+ujrfjNFss3EWVpUlbOJ+xHC3xH",bCrlf)
success = sb.AppendLine("PteNyAGZtHbZO3tVuhP6yX6dFqCCo4GLMIGIMCsGA1UdEAQkMCKADzIwMTEwMTI3",bCrlf)
success = sb.AppendLine("MjA0OTU0WoEPMjAzNjAxMjcyMTE5NTRaMAsGA1UdDwQEAwIBBjAfBgNVHSMEGDAW",bCrlf)
success = sb.AppendLine("gBQkBUvhZIIa+AnM+3h5Ifpw5pMy6jAdBgNVHQ4EFgQUJAVL4WSCGvgJzPt4eSH6",bCrlf)
success = sb.AppendLine("cOaTMuowDAYDVR0TBAUwAwEB/zAKBggqhkjOPQQDAwNpADBmAjEAyAhA70OIb6lb",bCrlf)
success = sb.AppendLine("fN6kOTQloHyCLmihNK+PT5wOuaMR//KSQP2c/H18YhDYnlwMxF9fAjEA0URaJOXM",bCrlf)
success = sb.AppendLine("F0qwdvS2rm7N5PWMLc/4BbeOZyZ94XJiG5u96iTgp6N9JI0MMmCQE87N",bCrlf)
success = sb.AppendLine("-----END CERTIFICATE-----",bCrlf)

Dim pem As New ChilkatPem
Dim success As Long
success = pem.LoadPem(sb.GetAsString(),"secret123")
If (success <> 1) Then
    Debug.Print pem.LastErrorText
    Exit Sub
End If

' Get the private key and examine it in JSON Web Key form (JWK)
Dim privKey As PrivateKey
Set privKey = pem.GetPrivateKey(0)
If (pem.LastMethodSuccess <> 1) Then
    Debug.Print pem.LastErrorText
    Exit Sub
End If

Dim json As New ChilkatJsonObject
success = json.Load(privKey.GetJwk())
json.EmitCompact = 0
Debug.Print json.Emit()

' JWK output:

' 	{ 
' 	  "kty": "EC",
' 	  "crv": "P-384",
' 	  "x": "uB62JGMJKXnp1PNsOOIYKGhrzfLev3O-UuthL6UzEqNNDTd8dEYMUQP_DTS3qk98",
' 	  "y": "gyQEFxdmZUsPF0fFokkZZ1cV6z7QD3MsPvSjrBzB0GUB3r8CLnDK_F4pF2Q995hr",
' 	  "d": "ugTy2ZpuQqv1uQyLSgz1SPRvngzrd5vLyzU2ICaJd25zZRIxxlNR-uFo9UWC6llt"
' 	}

' Now get 1st certificate and examine in XML format:
Dim cert As ChilkatCert
Set cert = pem.GetCert(0)
If (pem.LastMethodSuccess <> 1) Then
    Debug.Print pem.LastErrorText
    Exit Sub
End If

Dim certXml As String
certXml = cert.ExportCertXml()

Debug.Print certXml

' XML output:

' <?xml version="1.0" encoding="utf-8" ?>
' <sequence>
'     <sequence>
'         <contextSpecific tag="0" constructed="1">
'             <int>02</int>
'         </contextSpecific>
'         <int>4D42D2F3</int>
'         <sequence>
'             <oid>1.2.840.10045.4.3.3</oid>
'         </sequence>
'         <sequence>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.6</oid>
'                     <printable>US</printable>
'                 </sequence>
'             </set>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.10</oid>
'                     <printable>Entrust, Inc.</printable>
'                 </sequence>
'             </set>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.11</oid>
'                     <printable>For Test Purposes Only</printable>
'                 </sequence>
'             </set>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.3</oid>
'                     <printable>Entrust ECC Demonstration CA</printable>
'                 </sequence>
'             </set>
'         </sequence>
'         <sequence>
'             <utctime>160318123931Z</utctime>
'             <utctime>160517130931Z</utctime>
'         </sequence>
'         <sequence>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.11</oid>
'                     <printable>For Test Purposes Only</printable>
'                 </sequence>
'             </set>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.11</oid>
'                     <printable>Persona Not Verified</printable>
'                 </sequence>
'             </set>
'             <set>
'                 <sequence>
'                     <oid>2.5.4.3</oid>
'                     <printable>Chilkat Admin</printable>
'                 </sequence>
'             </set>
'         </sequence>
'         <sequence>
'             <sequence>
'                 <oid>1.2.840.10045.2.1</oid>
'                 <oid>1.3.132.0.34</oid>
'             </sequence>
'             <bits n="776">04B81EB62463092979E9D4F36C38E21828686BCDF2DEBF73BE52EB612FA53312A34D0D377C74460C5103FF0D34B7AA4F7C832404171766654B0F1747C5A24919675715EB3ED00F732C3EF4A3AC1CC1D06501DEBF022E70CAFC5E2917643DF7986B</bits>
'         </sequence>
'         <contextSpecific tag="3" constructed="1">
'             <sequence>
'                 <sequence>
'                     <oid>2.5.29.15</oid>
'                     <bool>1</bool>
'                     <octets>AwIDiA==</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.37</oid>
'                     <octets>MBQGCCsGAQUFBwMCBggrBgEFBQcDBA==</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.31</oid>
'                     <octets>MC4wLKAqoCiGJmh0dHA6Ly9jcmwuZW50cnVzdC5jb20vQ1JML2VjY2RlbW8uY3Js</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.17</oid>
'                     <octets>MBeBFWFkbWluQGNoaWxrYXRzb2Z0LmNvbQ==</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.35</oid>
'                     <octets>MBaAFCQFS+Fkghr4Ccz7eHkh+nDmkzLq</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.14</oid>
'                     <octets>BBTB82fmvrdG2iX5uS/agVW3L4Disg==</octets>
'                 </sequence>
'                 <sequence>
'                     <oid>2.5.29.19</oid>
'                     <octets>MAA=</octets>
'                 </sequence>
'             </sequence>
'         </contextSpecific>
'     </sequence>
'     <sequence>
'         <oid>1.2.840.10045.4.3.3</oid>
'     </sequence>
'     <bits n="832">30660231008720B821329AD6A183C4A7D98213EB69544EEF6309055779B4443CD3D814947B32FC2B2EFC5CD93E5CFA920766E24FBD023100C26AC7B5A1A3D8E00C429A307EAC40758ABF904BC9ABB45FA2092A8756FD5A2314FA69B40BE7B05949DBF0226FD34FCA</bits>
' </sequence>
' 
' 
'