Examples with PrivateKeyInfo com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo used on opensource projects

Example 66 with PrivateKeyInfo

use of com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo in project strimzi by strimzi.

the class SystemTestCertManager method convertPrivateKeyToPKCS8File.

public static File convertPrivateKeyToPKCS8File(PrivateKey privatekey) throws NoSuchAlgorithmException, InvalidKeySpecException, IOException {
    byte[] encoded = privatekey.getEncoded();
    final PrivateKeyInfo privateKeyInfo = PrivateKeyInfo.getInstance(encoded);
    final ASN1Encodable asn1Encodable = privateKeyInfo.parsePrivateKey();
    final byte[] privateKeyPKCS8Formatted = asn1Encodable.toASN1Primitive().getEncoded(ASN1Encoding.DER);
    PKCS8EncodedKeySpec keySpec = new PKCS8EncodedKeySpec(privateKeyPKCS8Formatted);
    KeyFactory kf = KeyFactory.getInstance(SystemTestCertAndKeyBuilder.KEY_PAIR_ALGORITHM);
    PrivateKey privateKey = kf.generatePrivate(keySpec);
    return exportPrivateKeyToPemFile(privateKey);
}

Example 67 with PrivateKeyInfo

use of com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo in project jruby-openssl by jruby.

the class PEMInputOutput method derivePrivateKeyPBES1.

private static PrivateKey derivePrivateKeyPBES1(EncryptedPrivateKeyInfo eIn, AlgorithmIdentifier algId, char[] password) throws GeneralSecurityException, IOException {
    // From BC's PEMReader
    PKCS12PBEParams pkcs12Params = PKCS12PBEParams.getInstance(algId.getParameters());
    PBEKeySpec pbeSpec = new PBEKeySpec(password);
    PBEParameterSpec pbeParams = new PBEParameterSpec(pkcs12Params.getIV(), pkcs12Params.getIterations().intValue());
    String algorithm = ASN1Registry.o2a(algId.getAlgorithm());
    algorithm = (algorithm.split("-"))[0];
    SecretKeyFactory secKeyFactory = SecurityHelper.getSecretKeyFactory(algorithm);
    Cipher cipher = SecurityHelper.getCipher(algorithm);
    cipher.init(Cipher.DECRYPT_MODE, secKeyFactory.generateSecret(pbeSpec), pbeParams);
    PrivateKeyInfo pInfo = PrivateKeyInfo.getInstance(ASN1Primitive.fromByteArray(cipher.doFinal(eIn.getEncryptedData())));
    KeyFactory keyFactory = getKeyFactory(pInfo.getPrivateKeyAlgorithm());
    return keyFactory.generatePrivate(new PKCS8EncodedKeySpec(pInfo.getEncoded()));
}

Example 68 with PrivateKeyInfo

use of com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo in project jruby-openssl by jruby.

the class PKey method readECPrivateKey.

public static KeyPair readECPrivateKey(final KeyFactory ecFactory, final byte[] input) throws IOException, InvalidKeySpecException {
    try {
        ECPrivateKeyStructure pKey = new ECPrivateKeyStructure((ASN1Sequence) ASN1Primitive.fromByteArray(input));
        AlgorithmIdentifier algId = new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, pKey.getParameters());
        PrivateKeyInfo privInfo = new PrivateKeyInfo(algId, pKey.toASN1Primitive());
        SubjectPublicKeyInfo pubInfo = new SubjectPublicKeyInfo(algId, pKey.getPublicKey().getBytes());
        PKCS8EncodedKeySpec privSpec = new PKCS8EncodedKeySpec(privInfo.getEncoded());
        X509EncodedKeySpec pubSpec = new X509EncodedKeySpec(pubInfo.getEncoded());
        // KeyFactory            fact = KeyFactory.getInstance("ECDSA", provider);
        ECPrivateKey privateKey = (ECPrivateKey) ecFactory.generatePrivate(privSpec);
        if (algId.getParameters() instanceof ASN1ObjectIdentifier) {
            privateKey = ECPrivateKeyWithName.wrap(privateKey, (ASN1ObjectIdentifier) algId.getParameters());
        }
        return new KeyPair(ecFactory.generatePublic(pubSpec), privateKey);
    } catch (ClassCastException ex) {
        throw new IOException("wrong ASN.1 object found in stream", ex);
    }
// catch (Exception ex) {
// throw new IOException("problem parsing EC private key: " + ex);
// }
}

Example 69 with PrivateKeyInfo

use of com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo in project fabric-sdk-java by hyperledger.

the class SampleStore method getPrivateKeyFromBytes.

static PrivateKey getPrivateKeyFromBytes(byte[] data) throws IOException, NoSuchProviderException, NoSuchAlgorithmException, InvalidKeySpecException {
    final Reader pemReader = new StringReader(new String(data));
    final PrivateKeyInfo pemPair;
    try (PEMParser pemParser = new PEMParser(pemReader)) {
        pemPair = (PrivateKeyInfo) pemParser.readObject();
    }
    PrivateKey privateKey = new JcaPEMKeyConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME).getPrivateKey(pemPair);
    return privateKey;
}

Example 70 with PrivateKeyInfo

use of com.github.zhenwei.core.asn1.pkcs.PrivateKeyInfo in project fabric-sdk-java by hyperledger.

the class NetworkConfig method getPrivateKeyFromString.

private static PrivateKey getPrivateKeyFromString(String data) throws IOException {
    final Reader pemReader = new StringReader(data);
    final PrivateKeyInfo pemPair;
    try (PEMParser pemParser = new PEMParser(pemReader)) {
        pemPair = (PrivateKeyInfo) pemParser.readObject();
    }
    return new JcaPEMKeyConverter().getPrivateKey(pemPair);
}