Sample code for 30+ languages & platforms
PowerBuilder

Load RSA Private Key from JWK Format (JSON Web Key)

See more RSA Examples

Demonstrates how to load an RSA private key from JWK (JSON Web Key) format.

Note: This example requires Chilkat v9.5.0.66 or later.

Chilkat PowerBuilder Downloads

PowerBuilder
integer li_rc
integer li_Success
oleobject loo_Json
string ls_JwkStr
oleobject loo_PrivKey

li_Success = 0

// Note: This example requires Chilkat v9.5.0.66 or later.

// First build a JWK sample to load..
loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")
if li_rc < 0 then
    destroy loo_Json
    MessageBox("Error","Connecting to COM object failed")
    return
end if
loo_Json.UpdateString("kty","RSA")
loo_Json.UpdateString("n","33TqqLR3eeUmDtHS89qF3p4MP7Wfqt2Zjj3lZjLjjCGDvwr9cJNlNDiuKboODgUiT4ZdPWbOiMAfDcDzlOxA04DDnEFGAf-kDQiNSe2ZtqC7bnIc8-KSG_qOGQIVaay4Ucr6ovDkykO5Hxn7OU7sJp9TP9H0JH8zMQA6YzijYH9LsupTerrY3U6zyihVEDXXOv08vBHk50BMFJbE9iwFwnxCsU5-UZUZYw87Uu0n4LPFS9BT8tUIvAfnRXIEWCha3KbFWmdZQZlyrFw0buUEf0YN3_Q0auBkdbDR_ES2PbgKTJdkjc_rEeM0TxvOUf7HuUNOhrtAVEN1D5uuxE1WSw")
loo_Json.UpdateString("e","AQAB")
loo_Json.UpdateString("d","DjU54mYvHpICXHjc5-JiFqiH8NkUgOG8LL4kwt3DeBp9bP0-5hSJH8vmzwJkeGG9L79EWG4b_bfxgYdeNX7cFFagmWPRFrlxbd64VRYFawZHRJt-2cbzMVI6DL8EK4bu5Ux5qTiV44Jw19hoD9nDzCTfPzSTSGrKD3iLPdnREYaIGDVxcjBv3Tx6rrv3Z2lhHHKhEHb0RRjATcjAVKV9NZhMajJ4l9pqJ3A4IQrCBl95ux6Xm1oXP0i6aR78cjchsCpcMXdP3WMsvHgTlsZT0RZLFHrvkiNHlPiil4G2_eHkwvT__CrcbO6SmI_zCtMmypuHJqcr-Xb7GPJoa64WoQ")
loo_Json.UpdateString("p","8K33pX90XX6PZGiv26wZm7tfvqlqWFT03nUMvOAytqdxhO2HysiPn4W58OaJd1tY4372Qpiv6enmUeI4MidCie-s-d0_B6A0xfhU5EeeaDN0xDOOl8yN-kaaVj9b4HDR3c91OAwKpDJQIeJVZtxoijxl-SRx3u7Vs_7meeSpOfE")
loo_Json.UpdateString("q","7a5KnUs1pTo72A-JquJvIz4Eu794Yh3ftTk_Et-83aE_FVc6Nk-EhfnwYSNpVmM6UKdrAoy5gsCvZPxrq-eR9pEwU8M5UOlki03vWY_nqDBpJSIqwPvGHUB16zvggsPQUyQBfnN3N8XlDi12n88ltvWwEhn1LQOwMUALEfka9_s")
loo_Json.UpdateString("dp","DB9nGuHplY_7Xv5a5UCs5YgxkWPtJFfbIZ1Zr-XHCCY09JIWReOGQG226OhjwixKtOK_OqmAKtMKM9OmKviJRHNbDhbTxumN3u7cL8dftjXpSryiEQlPmWyW94MneI2WNIrvh4wruQuDt8EztgOiDFxwcnUgey8iend7WmZnE7E")
loo_Json.UpdateString("dq","O-bSTUQ4N_UuQezgkF3TDrnBraO67leDGwRbfiE_U0ghQvqh5DA0QSPVzlWDZc9KUitvj8vxsR9o1PW9GS0an17GJEYuetLnkShKK3NWOhBBX6d1yP9rVdH6JhgIJEy_g0Suz7TAFiFc8i7JF8u4QJ05C8bZAMhOLotqftQeVOM")
loo_Json.UpdateString("qi","InfGmkb2jNkPGuNiZ-mU0-ZrOgLza_fLL9ErZ35jUPhGFzdGxJNobklvsNoTd-E2GAU41YkJh24bncMLvJVYxHHA5iF7FBWx1SvpEyKVhhnIcuXGD7N5PbNZzEdmr9C6I7cPVkWO-sUV7zfFukexIcANmsd_oBBGKRoYzP5Tti4")

// The JSON contains the following:
// { 
//   "kty": "RSA",
//   "n": "33TqqLR3eeUmDtHS89qF3p4MP7Wfqt2Zjj3lZjLjjCGDvwr9cJNlNDiuKboODgUiT4ZdPWbOiMAfDcDzlOxA04DDnEFGAf-kDQiNSe2ZtqC7bnIc8-KSG_qOGQIVaay4Ucr6ovDkykO5Hxn7OU7sJp9TP9H0JH8zMQA6YzijYH9LsupTerrY3U6zyihVEDXXOv08vBHk50BMFJbE9iwFwnxCsU5-UZUZYw87Uu0n4LPFS9BT8tUIvAfnRXIEWCha3KbFWmdZQZlyrFw0buUEf0YN3_Q0auBkdbDR_ES2PbgKTJdkjc_rEeM0TxvOUf7HuUNOhrtAVEN1D5uuxE1WSw",
//   "e": "AQAB",
//   "d": "DjU54mYvHpICXHjc5-JiFqiH8NkUgOG8LL4kwt3DeBp9bP0-5hSJH8vmzwJkeGG9L79EWG4b_bfxgYdeNX7cFFagmWPRFrlxbd64VRYFawZHRJt-2cbzMVI6DL8EK4bu5Ux5qTiV44Jw19hoD9nDzCTfPzSTSGrKD3iLPdnREYaIGDVxcjBv3Tx6rrv3Z2lhHHKhEHb0RRjATcjAVKV9NZhMajJ4l9pqJ3A4IQrCBl95ux6Xm1oXP0i6aR78cjchsCpcMXdP3WMsvHgTlsZT0RZLFHrvkiNHlPiil4G2_eHkwvT__CrcbO6SmI_zCtMmypuHJqcr-Xb7GPJoa64WoQ",
//   "p": "8K33pX90XX6PZGiv26wZm7tfvqlqWFT03nUMvOAytqdxhO2HysiPn4W58OaJd1tY4372Qpiv6enmUeI4MidCie-s-d0_B6A0xfhU5EeeaDN0xDOOl8yN-kaaVj9b4HDR3c91OAwKpDJQIeJVZtxoijxl-SRx3u7Vs_7meeSpOfE",
//   "q": "7a5KnUs1pTo72A-JquJvIz4Eu794Yh3ftTk_Et-83aE_FVc6Nk-EhfnwYSNpVmM6UKdrAoy5gsCvZPxrq-eR9pEwU8M5UOlki03vWY_nqDBpJSIqwPvGHUB16zvggsPQUyQBfnN3N8XlDi12n88ltvWwEhn1LQOwMUALEfka9_s",
//   "dp": "DB9nGuHplY_7Xv5a5UCs5YgxkWPtJFfbIZ1Zr-XHCCY09JIWReOGQG226OhjwixKtOK_OqmAKtMKM9OmKviJRHNbDhbTxumN3u7cL8dftjXpSryiEQlPmWyW94MneI2WNIrvh4wruQuDt8EztgOiDFxwcnUgey8iend7WmZnE7E",
//   "dq": "O-bSTUQ4N_UuQezgkF3TDrnBraO67leDGwRbfiE_U0ghQvqh5DA0QSPVzlWDZc9KUitvj8vxsR9o1PW9GS0an17GJEYuetLnkShKK3NWOhBBX6d1yP9rVdH6JhgIJEy_g0Suz7TAFiFc8i7JF8u4QJ05C8bZAMhOLotqftQeVOM",
//   "qi": "InfGmkb2jNkPGuNiZ-mU0-ZrOgLza_fLL9ErZ35jUPhGFzdGxJNobklvsNoTd-E2GAU41YkJh24bncMLvJVYxHHA5iF7FBWx1SvpEyKVhhnIcuXGD7N5PbNZzEdmr9C6I7cPVkWO-sUV7zfFukexIcANmsd_oBBGKRoYzP5Tti4"
// } 

// Note: The JSON can contain other members, such as "use", "kid", or anything else.  These will be ignored.
loo_Json.EmitCompact = 0

// Show the JWK string to be loaded:
ls_JwkStr = loo_Json.Emit()

loo_PrivKey = create oleobject
li_rc = loo_PrivKey.ConnectToNewObject("Chilkat.PrivateKey")

li_Success = loo_PrivKey.LoadJwk(ls_JwkStr)
if li_Success <> 1 then
    Write-Debug loo_PrivKey.LastErrorText
    destroy loo_Json
    destroy loo_PrivKey
    return
end if

// OK.. the JWK is loaded.  It can be used in whatever way desired...

// The key can be retrieved in any other format, such as XML or PEM..
Write-Debug loo_PrivKey.GetXml()

// XML output:
// <RSAKeyValue>
// 	<Modulus>33TqqLR3eeUmDtHS89qF3p4MP7Wfqt2Zjj3lZjLjjCGDvwr9cJNlNDiuKboODgUiT4ZdPWbOiMAfDcDzlOxA04DDnEFGAf+kDQiNSe2ZtqC7bnIc8+KSG/qOGQIVaay4Ucr6ovDkykO5Hxn7OU7sJp9TP9H0JH8zMQA6YzijYH9LsupTerrY3U6zyihVEDXXOv08vBHk50BMFJbE9iwFwnxCsU5+UZUZYw87Uu0n4LPFS9BT8tUIvAfnRXIEWCha3KbFWmdZQZlyrFw0buUEf0YN3/Q0auBkdbDR/ES2PbgKTJdkjc/rEeM0TxvOUf7HuUNOhrtAVEN1D5uuxE1WSw==</Modulus>
// 	<Exponent>AQAB</Exponent>
// 	<D>DjU54mYvHpICXHjc5+JiFqiH8NkUgOG8LL4kwt3DeBp9bP0+5hSJH8vmzwJkeGG9L79EWG4b/bfxgYdeNX7cFFagmWPRFrlxbd64VRYFawZHRJt+2cbzMVI6DL8EK4bu5Ux5qTiV44Jw19hoD9nDzCTfPzSTSGrKD3iLPdnREYaIGDVxcjBv3Tx6rrv3Z2lhHHKhEHb0RRjATcjAVKV9NZhMajJ4l9pqJ3A4IQrCBl95ux6Xm1oXP0i6aR78cjchsCpcMXdP3WMsvHgTlsZT0RZLFHrvkiNHlPiil4G2/eHkwvT//CrcbO6SmI/zCtMmypuHJqcr+Xb7GPJoa64WoQ==</D>
// 	<P>8K33pX90XX6PZGiv26wZm7tfvqlqWFT03nUMvOAytqdxhO2HysiPn4W58OaJd1tY4372Qpiv6enmUeI4MidCie+s+d0/B6A0xfhU5EeeaDN0xDOOl8yN+kaaVj9b4HDR3c91OAwKpDJQIeJVZtxoijxl+SRx3u7Vs/7meeSpOfE=</P>
// 	<Q>7a5KnUs1pTo72A+JquJvIz4Eu794Yh3ftTk/Et+83aE/FVc6Nk+EhfnwYSNpVmM6UKdrAoy5gsCvZPxrq+eR9pEwU8M5UOlki03vWY/nqDBpJSIqwPvGHUB16zvggsPQUyQBfnN3N8XlDi12n88ltvWwEhn1LQOwMUALEfka9/s=</Q>
// 	<DP>DB9nGuHplY/7Xv5a5UCs5YgxkWPtJFfbIZ1Zr+XHCCY09JIWReOGQG226OhjwixKtOK/OqmAKtMKM9OmKviJRHNbDhbTxumN3u7cL8dftjXpSryiEQlPmWyW94MneI2WNIrvh4wruQuDt8EztgOiDFxwcnUgey8iend7WmZnE7E=</DP>
// 	<DQ>O+bSTUQ4N/UuQezgkF3TDrnBraO67leDGwRbfiE/U0ghQvqh5DA0QSPVzlWDZc9KUitvj8vxsR9o1PW9GS0an17GJEYuetLnkShKK3NWOhBBX6d1yP9rVdH6JhgIJEy/g0Suz7TAFiFc8i7JF8u4QJ05C8bZAMhOLotqftQeVOM=</DQ>
// 	<InverseQ>InfGmkb2jNkPGuNiZ+mU0+ZrOgLza/fLL9ErZ35jUPhGFzdGxJNobklvsNoTd+E2GAU41YkJh24bncMLvJVYxHHA5iF7FBWx1SvpEyKVhhnIcuXGD7N5PbNZzEdmr9C6I7cPVkWO+sUV7zfFukexIcANmsd/oBBGKRoYzP5Tti4=</InverseQ>
// </RSAKeyValue>

Write-Debug loo_PrivKey.GetPkcs8EncryptedPem("secret")

// PEM output

// -----BEGIN ENCRYPTED PRIVATE KEY-----
// MIIFDjBABgkqhkiG9w0BBQ0wMzAbBgkqhkiG9w0BBQwwDgQIRp9eD6gS5x4CAggA
// MBQGCCqGSIb3DQMHBAgMYSDcTKD+UASCBMgAtoYFncjSiep51R2qhK0j5RLsPdCD
// tb3GiwJJycYkMMpbOCVIBNtDMDRrAuTQmdDjFAgKkfktT0p1fLd0RHAv4JKWrDeE
// OsV1BS1pJgI6ulEJVs7nwV9y6JkzuqIiguVM1ukYm8uwjVwKBQtOg9jZjE7uLqSs
// X508rEI3BNxKeD5VMpIDzh+nil5pG3AC74/yAJFJop5J+dcoYgTIVwwcWsieKpCD
// wgTmXQ53tYGtudC4HM3Wtp2PHdg6jDVZFeXkjbcJFKsmalw9wCDOUvE64onUqyhf
// z/8Thu2g3Bs4rYXflEbIbsxqYit7wM5nLAvqByKdOUdmOLLsj0PlnN+ZA9+JRmnI
// bOHUg+XxvreRdphXeNeUF16ro22c9TMyjSXiEP6RvrEcyoi0UnVeeCKjO90q10n3
// TQdIFMkY1gwgUuBo+OUtZPTkbrFA33e9NiHc/OiHVETDHYO/WEceu2ef6mSjcw+C
// Q6WMR6EH24eXUfoI4xaNexGaR7w2EkU1UfGqs6f+c4siZMPExm41H2Xc/MBOpmES
// iQxoinajiiw4DOQ08Cs/hVAm4/dH9XhCnBIig+PZpmeOZGoeyK2D57czLaTPBHdH
// Jr7sZ/pe9vk84DAeQw0nxRbatxBqw2Zq0r6kjmwljRKNlJXGuPlfw0ooOH8F4c+E
// e8XwrPKsOe14u4plP5H0u5N+JVBJGJdGQOuFGKU7Flw0hgEdwdyxHv5dDmPyhtyR
// Ty1YjYyGQZxWLxw4Q2qJwpikL6o8ylXegSr20aeHFDvtCY63UFLxvZ4pDnCxOIR8
// xXJJy179t6BbCPQao4c5U/PRsahgUn/XjKL0lXFUyWoX6Rehr8Zmr+RZFaVhG4WO
// ZodH2CzYNv6co7bfLKLa9u1NHPfTVTVxZTYKw/tuPGscVVhXptPDCjHqOvCtX+pS
// +oshZ1SwM/0MgDmJfyJ0rDkkjBDsv5x5iJV9jmx/DAlGhOR7Is9xgjx5XEXD8oug
// fVQI2ZpZqQ1EAPCGKfQl7XUMwN4S0cmYf/xS5afNMyABJGj0wUdF3YlHxkz+wkeE
// poQ/1EVQLCTVcJBrbbpkJAgUFFwOm6o8behxgVr3yHuO6zuFi5rXVqnztm9JYMRj
// H3ACb14wRR2ctyZovPvZpODywH1K7kfIdRn9UE/o21HfnhtdUJEFPTS16mjGsJpx
// E5aSCXVrvrb/JqHpSvNRpKlHWV9nxuONzqBX3QKa5X/31opPI7qEBYND0oHuH/cB
// BYlstKCUhb4hmg4M6qwA7qC5aLJVoz8toWA4cv0JhhVqnR1jcsyq+r4zusdiEJ2I
// kW5F9u0zNLa8xHByz3Qr6wTMBu3NY3w9NFwIXXq2lkrxDlvHFjMImdXFzb/G1fbc
// 7BDIOwPrEffb0yEsgHxJVHE3NPZJOrbLquS7M8IFjhoky6QxesaU/QLjyMMKphrQ
// EdmBRwKsYHS9BdX4YawtCRjJd3n+z2guF+dIHDvIZVgL1Ednu7G654gVl+MJVIHo
// Wc7pGOc3PRaAEPRF9O0Smwwr+x1qRedoCVhLc3idWPAW+dOTpZUbTSB21D/Q8vdr
// QJ0fNbTa4AGLLoMOp0rZI1ji6ghcMqz5FqyhDqawSV7je6Z/EE0DRwzRZ1mRwykF
// Qe0=
// -----END ENCRYPTED PRIVATE KEY-----


destroy loo_Json
destroy loo_PrivKey