(Delphi ActiveX) 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 for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
sb: TChilkatStringBuilder;
bCrlf: Integer;
pem: TChilkatPem;
success: Integer;
privKey: IPrivateKey;
json: TChilkatJsonObject;
cert: IChilkatCert;
certXml: WideString;

begin
// 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"

sb := TChilkatStringBuilder.Create(Self);
bCrlf := 1;
sb.AppendLine('-----BEGIN ENCRYPTED PRIVATE KEY-----',bCrlf);
sb.AppendLine('MIGtMEkGCSqGSIb3DQEFDTA8MBsGCSqGSIb3DQEFDDAOBAiweNs9xIWNoAICCAAw',bCrlf);
sb.AppendLine('HQYJYIZIAWUDBAECBBCz0IMryNxuJEo5ChMktg9cBGCsKDEeRqGJX4g/X2c6CNtK',bCrlf);
sb.AppendLine('I8q7KClUwy9ms7ckHZAw/997WuW9QIGGnJEfHL/jSJsZViDwFAB4sunmdHSOTGMD',bCrlf);
sb.AppendLine('3ZINNlkA+XobMaQtj1HNERtb1qskW1mf/X0sauw5aPA=',bCrlf);
sb.AppendLine('-----END ENCRYPTED PRIVATE KEY-----',bCrlf);
sb.AppendLine('-----BEGIN CERTIFICATE-----',bCrlf);
sb.AppendLine('MIICzjCCAlOgAwIBAgIETULS8zAKBggqhkjOPQQDAzBtMQswCQYDVQQGEwJVUzEW',bCrlf);
sb.AppendLine('MBQGA1UEChMNRW50cnVzdCwgSW5jLjEfMB0GA1UECxMWRm9yIFRlc3QgUHVycG9z',bCrlf);
sb.AppendLine('ZXMgT25seTElMCMGA1UEAxMcRW50cnVzdCBFQ0MgRGVtb25zdHJhdGlvbiBDQTAe',bCrlf);
sb.AppendLine('Fw0xNjAzMTgxMjM5MzFaFw0xNjA1MTcxMzA5MzFaMFgxHzAdBgNVBAsTFkZvciBU',bCrlf);
sb.AppendLine('ZXN0IFB1cnBvc2VzIE9ubHkxHTAbBgNVBAsTFFBlcnNvbmEgTm90IFZlcmlmaWVk',bCrlf);
sb.AppendLine('MRYwFAYDVQQDEw1DaGlsa2F0IEFkbWluMHYwEAYHKoZIzj0CAQYFK4EEACIDYgAE',bCrlf);
sb.AppendLine('uB62JGMJKXnp1PNsOOIYKGhrzfLev3O+UuthL6UzEqNNDTd8dEYMUQP/DTS3qk98',bCrlf);
sb.AppendLine('gyQEFxdmZUsPF0fFokkZZ1cV6z7QD3MsPvSjrBzB0GUB3r8CLnDK/F4pF2Q995hr',bCrlf);
sb.AppendLine('o4HYMIHVMA4GA1UdDwEB/wQEAwIDiDAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYB',bCrlf);
sb.AppendLine('BQUHAwQwNwYDVR0fBDAwLjAsoCqgKIYmaHR0cDovL2NybC5lbnRydXN0LmNvbS9D',bCrlf);
sb.AppendLine('UkwvZWNjZGVtby5jcmwwIAYDVR0RBBkwF4EVYWRtaW5AY2hpbGthdHNvZnQuY29t',bCrlf);
sb.AppendLine('MB8GA1UdIwQYMBaAFCQFS+Fkghr4Ccz7eHkh+nDmkzLqMB0GA1UdDgQWBBTB82fm',bCrlf);
sb.AppendLine('vrdG2iX5uS/agVW3L4DisjAJBgNVHRMEAjAAMAoGCCqGSM49BAMDA2kAMGYCMQCH',bCrlf);
sb.AppendLine('ILghMprWoYPEp9mCE+tpVE7vYwkFV3m0RDzT2BSUezL8Ky78XNk+XPqSB2biT70C',bCrlf);
sb.AppendLine('MQDCase1oaPY4AxCmjB+rEB1ir+QS8mrtF+iCSqHVv1aIxT6abQL57BZSdvwIm/T',bCrlf);
sb.AppendLine('T8o=',bCrlf);
sb.AppendLine('-----END CERTIFICATE-----',bCrlf);
sb.AppendLine('-----BEGIN CERTIFICATE-----',bCrlf);
sb.AppendLine('MIICljCCAhugAwIBAgIETUHhezAKBggqhkjOPQQDAzBtMQswCQYDVQQGEwJVUzEW',bCrlf);
sb.AppendLine('MBQGA1UEChMNRW50cnVzdCwgSW5jLjEfMB0GA1UECxMWRm9yIFRlc3QgUHVycG9z',bCrlf);
sb.AppendLine('ZXMgT25seTElMCMGA1UEAxMcRW50cnVzdCBFQ0MgRGVtb25zdHJhdGlvbiBDQTAe',bCrlf);
sb.AppendLine('Fw0xMTAxMjcyMDQ5NTRaFw0zNjAxMjcyMTE5NTRaMG0xCzAJBgNVBAYTAlVTMRYw',bCrlf);
sb.AppendLine('FAYDVQQKEw1FbnRydXN0LCBJbmMuMR8wHQYDVQQLExZGb3IgVGVzdCBQdXJwb3Nl',bCrlf);
sb.AppendLine('cyBPbmx5MSUwIwYDVQQDExxFbnRydXN0IEVDQyBEZW1vbnN0cmF0aW9uIENBMHYw',bCrlf);
sb.AppendLine('EAYHKoZIzj0CAQYFK4EEACIDYgAEhCWBpuJuzvRtQyibkcbCj7EkcwAqS2EqRQ/Q',bCrlf);
sb.AppendLine('ntroTdRM2SssEN4TruTxtwcY/7lR64L6Tfjz3+ujrfjNFss3EWVpUlbOJ+xHC3xH',bCrlf);
sb.AppendLine('PteNyAGZtHbZO3tVuhP6yX6dFqCCo4GLMIGIMCsGA1UdEAQkMCKADzIwMTEwMTI3',bCrlf);
sb.AppendLine('MjA0OTU0WoEPMjAzNjAxMjcyMTE5NTRaMAsGA1UdDwQEAwIBBjAfBgNVHSMEGDAW',bCrlf);
sb.AppendLine('gBQkBUvhZIIa+AnM+3h5Ifpw5pMy6jAdBgNVHQ4EFgQUJAVL4WSCGvgJzPt4eSH6',bCrlf);
sb.AppendLine('cOaTMuowDAYDVR0TBAUwAwEB/zAKBggqhkjOPQQDAwNpADBmAjEAyAhA70OIb6lb',bCrlf);
sb.AppendLine('fN6kOTQloHyCLmihNK+PT5wOuaMR//KSQP2c/H18YhDYnlwMxF9fAjEA0URaJOXM',bCrlf);
sb.AppendLine('F0qwdvS2rm7N5PWMLc/4BbeOZyZ94XJiG5u96iTgp6N9JI0MMmCQE87N',bCrlf);
sb.AppendLine('-----END CERTIFICATE-----',bCrlf);

pem := TChilkatPem.Create(Self);
success := pem.LoadPem(sb.GetAsString(),'secret123');
if (success <> 1) then
  begin
    Memo1.Lines.Add(pem.LastErrorText);
    Exit;
  end;

// Get the private key and examine it in JSON Web Key form (JWK)
privKey := pem.GetPrivateKey(0);
if (pem.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(pem.LastErrorText);
    Exit;
  end;

json := TChilkatJsonObject.Create(Self);
json.Load(privKey.GetJwk());
json.EmitCompact := 0;
Memo1.Lines.Add(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:
cert := pem.GetCert(0);
if (pem.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(pem.LastErrorText);
    Exit;
  end;

certXml := cert.ExportCertXml();

Memo1.Lines.Add(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>
// 
// 
// 
end;