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(MFC) Load a JWK Set into a JCEKS (Convert JWK Set to JCEKS)

Demonstrates how to convert JSON Web Key Sets to JCEKS format.

This example uses the JWK sample files that you may download from Sample JWK Sets

This example requires Chilkat v9.5.0.66 or greater.

Chilkat C/C++ Library Downloads

MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkJavaKeyStore.h>
#include <CkJsonObject.h>

void ChilkatSample(void)
    {
    CkString strOut;

    // IMPORTANT: This example requires Chilkat v9.5.0.66 or greater.

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

    CkJavaKeyStore jceks;

    // First load the following JWK Set (found in secretKeys.json)

    // { 
    //   "keys": [
    //     { 
    //       "kty": "oct",
    //       "alg": "AES",
    //       "k": "vHekQQB0Gc1NvppapUTW2g",
    //       "kid": "my aes key"
    //     },
    //     { 
    //       "kty": "oct",
    //       "alg": "BLOWFISH",
    //       "k": "qHsdXaJsXicVCZbK8l8hJQpYOa0GkiO9gsRK9WLtht8",
    //       "kid": "my blowfish key"
    //     },
    //     { 
    //       "kty": "oct",
    //       "alg": "HMAC_SHA256",
    //       "k": "VGhpcyBpcyBteSBITUFDIGtleQ",
    //       "kid": "my hmac key"
    //     },
    //     { 
    //       "kty": "oct",
    //       "alg": "CHACHA",
    //       "k": "yNv832U43C9BcWvaQAH2_rG-GwfmpgT5JBRllWGQY1o",
    //       "kid": "my chacha20 key"
    //     }
    //   ]
    // }

    CkJsonObject jwkSet;
    bool success = jwkSet.LoadFile("qa_data/jwk/secretKeys.json");
    if (success != true) {
        strOut.append(jwkSet.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // The password is applied to each of the keys in the set.
    // (It is the password that will be required to access the item after the JCEKS is opened.)
    const char *password = "secret";
    success = jceks.LoadJwkSet(password,jwkSet);
    if (success != true) {
        strOut.append(jceks.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Write the JCEKS to a file, then examine with a tool such as the KeyStore Explorer
    // to verify that all is OK.  (The "kid" becomes the alias of each key.)
    const char *filePassword = "secret2";
    success = jceks.ToFile(filePassword,"qa_output/secretKeys.jceks");
    if (success != true) {
        strOut.append(jceks.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // -------------------------------------------------------------------------
    // Now load a JWK Set that contains one ECC private key (and certs)
    // This is the JSON that is loaded from ecc_jwkset.json:

    // { 
    //   "keys": [
    //     { 
    //       "kty": "EC",
    //       "crv": "P-384",
    //       "x": "uB62JGMJKXnp1PNsOOIYKGhrzfLev3O-UuthL6UzEqNNDTd8dEYMUQP_DTS3qk98",
    //       "y": "gyQEFxdmZUsPF0fFokkZZ1cV6z7QD3MsPvSjrBzB0GUB3r8CLnDK_F4pF2Q995hr",
    //       "d": "ugTy2ZpuQqv1uQyLSgz1SPRvngzrd5vLyzU2ICaJd25zZRIxxlNR-uFo9UWC6llt",
    //       "kid": "my_ecc_key",
    //       "x5c": [
    //         "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",
    //         "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"
    //       ]
    //     }
    //   ]
    // }

    success = jwkSet.LoadFile("qa_data/jwk/ecc_jwkset.json");
    if (success != true) {
        strOut.append(jwkSet.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    password = "secret";
    success = jceks.LoadJwkSet(password,jwkSet);
    if (success != true) {
        strOut.append(jceks.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    filePassword = "secret2";
    success = jceks.ToFile(filePassword,"qa_output/ecc.jceks");
    if (success != true) {
        strOut.append(jceks.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append("Success.");
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }

 

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