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Java ECPrivateKeySpec类代码示例

本文整理汇总了Java中org.bouncycastle.jce.spec.ECPrivateKeySpec类的典型用法代码示例。如果您正苦于以下问题：Java ECPrivateKeySpec类的具体用法？Java ECPrivateKeySpec怎么用？Java ECPrivateKeySpec使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


ECPrivateKeySpec类属于org.bouncycastle.jce.spec包，在下文中一共展示了ECPrivateKeySpec类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec    keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof PKCS8EncodedKeySpec)
    {
        try
        {
            return JDKKeyFactory.createPrivateKeyFromDERStream(
                        new ByteArrayInputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()));
        }
        catch (Exception e)
        {
            throw new InvalidKeySpecException(e.toString());
        }
    }
    else if (keySpec instanceof ECPrivateKeySpec)
    {
        return new JCEECPrivateKey(algorithm, (ECPrivateKeySpec)keySpec);
    }
	
    throw new InvalidKeySpecException("Unknown KeySpec type.");
}
开发者ID:thangbn，项目名称:Direct-File-Downloader，代码行数:24，代码来源:JDKKeyFactory.java

示例2: loadPrivateKey

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
/**
 * Load the private key from a URL-safe base64 encoded string
 *
 * @param encodedPrivateKey
 * @return
 * @throws NoSuchProviderException
 * @throws NoSuchAlgorithmException
 * @throws InvalidKeySpecException
 */
public static PrivateKey loadPrivateKey(String encodedPrivateKey) throws NoSuchProviderException, NoSuchAlgorithmException, InvalidKeySpecException {
    byte[] decodedPrivateKey = base64Decode(encodedPrivateKey);

    // prime256v1 is NIST P-256
    ECParameterSpec params = ECNamedCurveTable.getParameterSpec("prime256v1");
    ECPrivateKeySpec prvkey = new ECPrivateKeySpec(new BigInteger(decodedPrivateKey), params);
    KeyFactory kf = KeyFactory.getInstance("ECDH", BouncyCastleProvider.PROVIDER_NAME);

    return kf.generatePrivate(prvkey);
}
开发者ID:web-push-libs，项目名称:webpush-java，代码行数:20，代码来源:Utils.java

示例3: getSignature

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
@Override
public byte[] getSignature(byte[] data, PrivateKey privateKey) {
    try {
        ECParameterSpec spec = new ECParameterSpec(
            EC_CURVE_PARAMETERS.getCurve(),
            EC_CURVE_PARAMETERS.getG(),
            EC_CURVE_PARAMETERS.getN(),
            EC_CURVE_PARAMETERS.getH(),
            EC_CURVE_PARAMETERS.getSeed()
        );

        BigInteger d = keyToBigInt(privateKey.getPrivateSigningKey());
        KeySpec keySpec = new ECPrivateKeySpec(d, spec);
        java.security.PrivateKey privKey = KeyFactory.getInstance(ALGORITHM_ECDSA, provider)
            .generatePrivate(keySpec);

        Signature sig = Signature.getInstance(ALGORITHM_ECDSA, provider);
        sig.initSign(privKey);
        sig.update(data);
        return sig.sign();
    } catch (GeneralSecurityException e) {
        throw new ApplicationException(e);
    }
}
开发者ID:Dissem，项目名称:Jabit，代码行数:25，代码来源:BouncyCryptography.java

示例4: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof ECPrivateKeySpec)
    {
        return new BCDSTU4145PrivateKey((ECPrivateKeySpec)keySpec);
    }
    else if (keySpec instanceof java.security.spec.ECPrivateKeySpec)
    {
        return new BCDSTU4145PrivateKey((java.security.spec.ECPrivateKeySpec)keySpec);
    }

    return super.engineGeneratePrivate(keySpec);
}
开发者ID:Appdome，项目名称:ipack，代码行数:16，代码来源:KeyFactorySpi.java

示例5: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof ECPrivateKeySpec)
    {
        return new BCECPrivateKey(algorithm, (ECPrivateKeySpec)keySpec, configuration);
    }
    else if (keySpec instanceof java.security.spec.ECPrivateKeySpec)
    {
        return new BCECPrivateKey(algorithm, (java.security.spec.ECPrivateKeySpec)keySpec, configuration);
    }

    return super.engineGeneratePrivate(keySpec);
}
开发者ID:Appdome，项目名称:ipack，代码行数:16，代码来源:KeyFactorySpi.java

示例6: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof ECPrivateKeySpec)
    {
        return new BCECGOST3410PrivateKey((ECPrivateKeySpec)keySpec);
    }
    else if (keySpec instanceof java.security.spec.ECPrivateKeySpec)
    {
        return new BCECGOST3410PrivateKey((java.security.spec.ECPrivateKeySpec)keySpec);
    }

    return super.engineGeneratePrivate(keySpec);
}
开发者ID:Appdome，项目名称:ipack，代码行数:16，代码来源:KeyFactorySpi.java

示例7: JCEECPrivateKey

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
JCEECPrivateKey(
    String              algorithm,
    ECPrivateKeySpec    spec)
{
    this.algorithm = algorithm;
    this.d = spec.getD();
    this.ecSpec = spec.getParams();
}
开发者ID:thangbn，项目名称:Direct-File-Downloader，代码行数:9，代码来源:JCEECPrivateKey.java

示例8: testECNR239bitPrime

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
/**
 * X9.62 - 1998,<br>
 * J.3.2, Page 155, ECDSA over the field Fp<br>
 * an example with 239 bit prime
 */
private void testECNR239bitPrime()
    throws Exception
{
    BigInteger r = new BigInteger("308636143175167811492623515537541734843573549327605293463169625072911693");
    BigInteger s = new BigInteger("852401710738814635664888632022555967400445256405412579597015412971797143");

    byte[] kData = BigIntegers.asUnsignedByteArray(new BigInteger("700000017569056646655505781757157107570501575775705779575555657156756655"));
    
    SecureRandom    k = new FixedSecureRandom(kData);

    ECCurve curve = new ECCurve.Fp(
        new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
        new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
        new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b

    ECParameterSpec spec = new ECParameterSpec(
        curve,
        curve.decodePoint(Hex.decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
        new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
    

    ECPrivateKeySpec priKey = new ECPrivateKeySpec(
        new BigInteger("876300101507107567501066130761671078357010671067781776716671676178726717"), // d
        spec);

    ECPublicKeySpec pubKey = new ECPublicKeySpec(
        curve.decodePoint(Hex.decode("025b6dc53bc61a2548ffb0f671472de6c9521a9d2d2534e65abfcbd5fe0c70")), // Q
        spec);

    Signature           sgr = Signature.getInstance("SHA1withECNR", "BC");
    KeyFactory          f = KeyFactory.getInstance("ECDSA", "BC");

    byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
    
    checkSignature(239, priKey, pubKey, sgr, k, message, r, s);
}
开发者ID:NoYouShutup，项目名称:CryptMeme，代码行数:42，代码来源:ECNRTest.java

示例9: testECNR192bitPrime

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
/**
 * X9.62 - 1998,<br>
 * Page 104-105, ECDSA over the field Fp<br>
 * an example with 192 bit prime
 */
private void testECNR192bitPrime()
    throws Exception
{
    BigInteger r  = new BigInteger("2474388605162950674935076940284692598330235697454145648371");
    BigInteger s  = new BigInteger("2997192822503471356158280167065034437828486078932532073836");

    byte[] kData = BigIntegers.asUnsignedByteArray(new BigInteger("dcc5d1f1020906df2782360d36b2de7a17ece37d503784af", 16));
    
    SecureRandom    k = new FixedSecureRandom(kData);

    ECCurve.Fp curve = new ECCurve.Fp(
        new BigInteger("6277101735386680763835789423207666416083908700390324961279"), // q (or p)
        new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", 16),   // a
        new BigInteger("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1", 16));  // b
    
    ECParameterSpec spec = new ECParameterSpec(
        curve,
        curve.decodePoint(Hex.decode("03188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012")), // G
        new BigInteger("6277101735386680763835789423176059013767194773182842284081")); // n
    

    ECPrivateKeySpec priKey = new ECPrivateKeySpec(
        new BigInteger("651056770906015076056810763456358567190100156695615665659"), // d
        spec);

    ECPublicKeySpec pubKey = new ECPublicKeySpec(
        curve.decodePoint(Hex.decode("0262B12D60690CDCF330BABAB6E69763B471F994DD702D16A5")), // Q
        spec);

    Signature           sgr = Signature.getInstance("SHA1withECNR", "BC");
    KeyFactory          f = KeyFactory.getInstance("ECDSA", "BC");

    byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
    
    checkSignature(192, priKey, pubKey, sgr, k, message, r, s);
}
开发者ID:NoYouShutup，项目名称:CryptMeme，代码行数:42，代码来源:ECNRTest.java

示例10: testECNR521bitPrime

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
/**
 * SEC 2: Recommended Elliptic Curve Domain Parameters - September 2000,<br>
 * Page 17-19, Recommended 521-bit Elliptic Curve Domain Parameters over Fp<br>
 * an ECC example with a 521 bit prime and a 512 bit hash
 */
private void testECNR521bitPrime()
    throws Exception
{
    BigInteger r  = new BigInteger("1820641608112320695747745915744708800944302281118541146383656165330049339564439316345159057453301092391897040509935100825960342573871340486684575368150970954");
    BigInteger s  = new BigInteger("6358277176448326821136601602749690343031826490505780896013143436153111780706227024847359990383467115737705919410755190867632280059161174165591324242446800763");

    byte[] kData = BigIntegers.asUnsignedByteArray(new BigInteger("cdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", 16));
    
    SecureRandom    k = new FixedSecureRandom(kData);

    ECCurve.Fp curve = new ECCurve.Fp(
        new BigInteger("6864797660130609714981900799081393217269435300143305409394463459185543183397656052122559640661454554977296311391480858037121987999716643812574028291115057151"), // q (or p)
        new BigInteger("01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC", 16),   // a
        new BigInteger("0051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00", 16));  // b
    
    ECParameterSpec spec = new ECParameterSpec(
        curve,
        curve.decodePoint(Hex.decode("0200C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66")), // G
        new BigInteger("01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409", 16)); // n
    

    ECPrivateKeySpec priKey = new ECPrivateKeySpec(
        new BigInteger("5769183828869504557786041598510887460263120754767955773309066354712783118202294874205844512909370791582896372147797293913785865682804434049019366394746072023"), // d
        spec);

    ECPublicKeySpec pubKey = new ECPublicKeySpec(
        curve.decodePoint(Hex.decode("02006BFDD2C9278B63C92D6624F151C9D7A822CC75BD983B17D25D74C26740380022D3D8FAF304781E416175EADF4ED6E2B47142D2454A7AC7801DD803CF44A4D1F0AC")), // Q
        spec);

    Signature           sgr = Signature.getInstance("SHA512withECNR", "BC");
    byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
    
    checkSignature(521, priKey, pubKey, sgr, k, message, r, s);
}
开发者ID:NoYouShutup，项目名称:CryptMeme，代码行数:40，代码来源:ECNRTest.java

示例11: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof ECPrivateKeySpec)
    {
        return new BCECPrivateKey(algorithm, (ECPrivateKeySpec)keySpec, configuration);
    }

    return super.engineGeneratePrivate(keySpec);
}
开发者ID:credentials，项目名称:irma_future_id，代码行数:12，代码来源:KeyFactorySpi.java

示例12: BCECPrivateKey

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
public BCECPrivateKey(
    String              algorithm,
    ECPrivateKeySpec    spec,
    ProviderConfiguration configuration)
{
    this.algorithm = algorithm;
    this.d = spec.getD();
    this.ecSpec = spec.getParams();
    this.configuration = configuration;
}
开发者ID:credentials，项目名称:irma_future_id，代码行数:11，代码来源:BCECPrivateKey.java

示例13: engineGeneratePrivate

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
protected PrivateKey engineGeneratePrivate(
    KeySpec keySpec)
    throws InvalidKeySpecException
{
    if (keySpec instanceof ECPrivateKeySpec)
    {
        return new BCECGOST3410PrivateKey((ECPrivateKeySpec)keySpec);
    }

    return super.engineGeneratePrivate(keySpec);
}
开发者ID:credentials，项目名称:irma_future_id，代码行数:12，代码来源:KeyFactorySpi.java

示例14: rawdataToPrivkey

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
public static PrivateKey 
rawdataToPrivkey(
	byte[] input )

	throws CryptoManagerException
{
	BigInteger D = new BigInteger(input);
	
	KeySpec keyspec = new ECPrivateKeySpec(D,(ECParameterSpec)ECCparam);
	
	PrivateKey privkey = null;
	
	try{
		privkey = KeyFactory.getInstance("ECDSA",BouncyCastleProvider.PROVIDER_NAME).generatePrivate(keyspec);
		
		return privkey;
		
	}catch( Throwable e ){

		throw( new CryptoManagerException( "Failed to decode private key" ));
	}
}
开发者ID:thangbn，项目名称:Direct-File-Downloader，代码行数:23，代码来源:CryptoECCUtils.java

示例15: testECDSA239bitPrime

import org.bouncycastle.jce.spec.ECPrivateKeySpec; //导入依赖的package包/类
/**
 * X9.62 - 1998,<br>
 * J.3.2, Page 155, ECDSA over the field Fp<br>
 * an example with 239 bit prime
 */
private void testECDSA239bitPrime()
    throws Exception
{
    BigInteger r = new BigInteger("308636143175167811492622547300668018854959378758531778147462058306432176");
    BigInteger s = new BigInteger("323813553209797357708078776831250505931891051755007842781978505179448783");

    byte[] kData = BigIntegers.asUnsignedByteArray(new BigInteger("700000017569056646655505781757157107570501575775705779575555657156756655"));

    SecureRandom    k = new FixedSecureRandom(kData);

    ECCurve curve = new ECCurve.Fp(
            new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b
    
    ECParameterSpec spec = new ECParameterSpec(
            curve,
            curve.decodePoint(Hex.decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), // G
            new BigInteger("883423532389192164791648750360308884807550341691627752275345424702807307")); // n
    
    
    ECPrivateKeySpec priKey = new ECPrivateKeySpec(
            new BigInteger("876300101507107567501066130761671078357010671067781776716671676178726717"), // d
            spec);
    
    ECPublicKeySpec pubKey = new ECPublicKeySpec(
            curve.decodePoint(Hex.decode("025b6dc53bc61a2548ffb0f671472de6c9521a9d2d2534e65abfcbd5fe0c70")), // Q
            spec);
    
    Signature           sgr = Signature.getInstance("ECDSA", "BC");
    KeyFactory          f = KeyFactory.getInstance("ECDSA", "BC");
    PrivateKey          sKey = f.generatePrivate(priKey);
    PublicKey           vKey = f.generatePublic(pubKey);
    
    sgr.initSign(sKey, k);
    
    byte[] message = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
    
    sgr.update(message);
    
    byte[]  sigBytes = sgr.sign();
    
    sgr.initVerify(vKey);
    
    sgr.update(message);
    
    if (!sgr.verify(sigBytes))
    {
        fail("239 Bit EC verification failed");
    }
    
    BigInteger[]  sig = derDecode(sigBytes);
    
    if (!r.equals(sig[0]))
    {
        fail("r component wrong." + System.getProperty("line.separator")
                + " expecting: " + r + System.getProperty("line.separator")
                + " got      : " + sig[0]);
    }
    
    if (!s.equals(sig[1]))
    {
        fail("s component wrong." + System.getProperty("line.separator")
                + " expecting: " + s + System.getProperty("line.separator")
                + " got      : " + sig[1]);
    }
}
开发者ID:NoYouShutup，项目名称:CryptMeme，代码行数:73，代码来源:DSATest.java


注：本文中的org.bouncycastle.jce.spec.ECPrivateKeySpec类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。