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Java ECKey类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

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



ECKey类属于javacard.security包，在下文中一共展示了ECKey类的11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，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: FIDOCCImplementation

import javacard.security.ECKey; //导入依赖的package包/类
public FIDOCCImplementation() {
	
	random = RandomData.getInstance(RandomData.ALG_SECURE_RANDOM);
	
    scratch = JCSystem.makeTransientByteArray((short)128, JCSystem.CLEAR_ON_DESELECT);
    //seed = new byte[64];
    
    keyPair = new KeyPair(
        (ECPublicKey)KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PUBLIC, KeyBuilder.LENGTH_EC_FP_256, false),
        (ECPrivateKey)KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PRIVATE, KeyBuilder.LENGTH_EC_FP_256, false));
    Secp256r1.setCommonCurveParameters((ECKey)keyPair.getPrivate());
    Secp256r1.setCommonCurveParameters((ECKey)keyPair.getPublic());
            
    // Initialize the unique seed for DRNG function 
    //random.generateData(seed, (short)0, (short)64);
    
    // Initialize the unique seed for DRNG function       
    drngSeed1 = (AESKey)KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC, KeyBuilder.LENGTH_AES_256, false);
    drngSeed2 = (AESKey)KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC, KeyBuilder.LENGTH_AES_256, false);
    random.generateData(scratch, (short)0, (short)32);
    drngSeed1.setKey(scratch, (short)0);
    random.generateData(scratch, (short)0, (short)32);
    drngSeed2.setKey(scratch, (short)0);
 
    sha256 = MessageDigest.getInstance(MessageDigest.ALG_SHA_256, false);
            
    // Initialize the unique keys for MAC function
    macKey1 = (AESKey)KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC, KeyBuilder.LENGTH_AES_128, false);
    macKey2 = (AESKey)KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC, KeyBuilder.LENGTH_AES_128, false);
    random.generateData(scratch, (short)0, (short)16);
    macKey1.setKey(scratch, (short)0);
    random.generateData(scratch, (short)0, (short)16);
    macKey2.setKey(scratch, (short)0);
    
    // Initialize ecMultiplier 
    ecMultiplyHelper = KeyAgreementX.getInstance(KeyAgreementX.ALG_EC_SVDP_DH_PLAIN_XY, false);
}
开发者ID:tsenger，项目名称:CCU2F，代码行数:38，代码来源:FIDOCCImplementation.java


示例2: checkCurveParameters

import javacard.security.ECKey; //导入依赖的package包/类
public static boolean checkCurveParameters(ECKey eckey, byte[] tmpbuffer, short tmpoffset){
	
	eckey.getA(tmpbuffer, tmpoffset);
	if (0!=Util.arrayCompare(tmpbuffer, tmpoffset, SECP256K1, OFFSET_SECP256K1_a, (short)32))
		return false;
	eckey.getB(tmpbuffer, tmpoffset);
	if (0!=Util.arrayCompare(tmpbuffer, tmpoffset, SECP256K1, OFFSET_SECP256K1_b, (short)32))
		return false;
	eckey.getG(tmpbuffer, tmpoffset);
	if (0!=Util.arrayCompare(tmpbuffer, tmpoffset, SECP256K1, OFFSET_SECP256K1_G, (short)65))
		return false;
	eckey.getR(tmpbuffer, tmpoffset);
	if (0!=Util.arrayCompare(tmpbuffer, tmpoffset, SECP256K1, OFFSET_SECP256K1_R, (short)32))
		return false;
	eckey.getField(tmpbuffer, tmpoffset);
	if (0!=Util.arrayCompare(tmpbuffer, tmpoffset, SECP256K1, OFFSET_SECP256K1_P, (short)32))
		return false;
	if (eckey.getK()!= SECP256K1_K)
		return false;
	
	return true;
}
开发者ID:Toporin，项目名称:SatoChipApplet，代码行数:23，代码来源:Secp256k1.java


示例3: FIDOStandalone

import javacard.security.ECKey; //导入依赖的package包/类
public FIDOStandalone() {
    scratch = JCSystem.makeTransientByteArray((short)64, JCSystem.CLEAR_ON_DESELECT);
    keyPair = new KeyPair(
        (ECPublicKey)KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PUBLIC, KeyBuilder.LENGTH_EC_FP_256, false),
        (ECPrivateKey)KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PRIVATE, KeyBuilder.LENGTH_EC_FP_256, false));
    Secp256r1.setCommonCurveParameters((ECKey)keyPair.getPrivate());
    Secp256r1.setCommonCurveParameters((ECKey)keyPair.getPublic());
    random = RandomData.getInstance(RandomData.ALG_SECURE_RANDOM);
    // Initialize the unique wrapping key
    chipKey = (AESKey)KeyBuilder.buildKey(KeyBuilder.TYPE_AES, KeyBuilder.LENGTH_AES_256, false);
    random.generateData(scratch, (short)0, (short)32);
    chipKey.setKey(scratch, (short)0);
    cipherEncrypt = Cipher.getInstance(Cipher.ALG_AES_BLOCK_128_CBC_NOPAD, false);
    cipherEncrypt.init(chipKey, Cipher.MODE_ENCRYPT, IV_ZERO_AES, (short)0, (short)IV_ZERO_AES.length);
    cipherDecrypt = Cipher.getInstance(Cipher.ALG_AES_BLOCK_128_CBC_NOPAD, false);
    cipherDecrypt.init(chipKey, Cipher.MODE_DECRYPT, IV_ZERO_AES, (short)0, (short)IV_ZERO_AES.length);
}
开发者ID:LedgerHQ，项目名称:ledger-u2f-javacard，代码行数:18，代码来源:FIDOStandalone.java


示例4: setCommonCurveParameters

import javacard.security.ECKey; //导入依赖的package包/类
protected static boolean setCommonCurveParameters(ECKey key) {
    try {
        key.setA(SECP256R1_A, (short)0, (short)SECP256R1_A.length);
        key.setB(SECP256R1_B, (short)0, (short)SECP256R1_B.length);
        key.setFieldFP(SECP256R1_FP, (short)0, (short)SECP256R1_FP.length);
        key.setG(SECP256R1_G, (short)0, (short)SECP256R1_G.length);
        key.setR(SECP256R1_R, (short)0, (short)SECP256R1_R.length);
        key.setK(SECP256R1_K);
        return true;
    }
    catch(Exception e) {
        return false;
    }

}
开发者ID:tsenger，项目名称:CCU2F，代码行数:16，代码来源:Secp256r1.java


示例5: PRNGTest

import javacard.security.ECKey; //导入依赖的package包/类
private PRNGTest() {
	random = RandomData.getInstance(RandomData.ALG_SECURE_RANDOM);

	drngAESKey = (AESKey) KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC,
			KeyBuilder.LENGTH_AES_128, false);

	tmp = JCSystem.makeTransientByteArray((short) 40,
			JCSystem.CLEAR_ON_DESELECT);

	random.generateData(tmp, (short) 0, (short) 16);
	drngAESKey.setKey(tmp, (short) 0);

	scratch = JCSystem.makeTransientByteArray((short) 32,
			JCSystem.CLEAR_ON_DESELECT);

	keyPair = new KeyPair((ECPublicKey) KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PUBLIC, KeyBuilder.LENGTH_EC_FP_256,false), 
			(ECPrivateKey) KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PRIVATE, KeyBuilder.LENGTH_EC_FP_256, false));
	Secp256r1.setCommonCurveParameters((ECKey) keyPair.getPrivate());
	Secp256r1.setCommonCurveParameters((ECKey) keyPair.getPublic());

	

	// Initialize the unique key for DRNG function (AES CMAC)
	drngKey1 = (AESKey) KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC,
			KeyBuilder.LENGTH_AES_128, false);
	drngKey2 = (AESKey) KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC,
			KeyBuilder.LENGTH_AES_128, false);
	random.generateData(scratch, (short) 0, (short) 32);
	drngKey1.setKey(scratch, (short) 0);
	drngKey2.setKey(scratch, (short) 16);

	drng1 = SignatureX.getInstance(SignatureX.ALG_AES_CMAC16, false);
	drng1.init(drngKey1, Signature.MODE_SIGN);
	drng2 = SignatureX.getInstance(SignatureX.ALG_AES_CMAC16, false);
	drng2.init(drngKey2, Signature.MODE_SIGN);

	// Initialize the unique key for MAC function (AES CMAC)
	macKey = (AESKey) KeyBuilderX.buildKey(KeyBuilderX.TYPE_AES_STATIC,
			KeyBuilder.LENGTH_AES_128, false);
	random.generateData(scratch, (short) 0, (short) 16);
	macKey.setKey(scratch, (short) 0);

	cmacSign = SignatureX.getInstance(SignatureX.ALG_AES_CMAC16, false);
	cmacSign.init(macKey, Signature.MODE_SIGN);

	cmacVerify = SignatureX.getInstance(SignatureX.ALG_AES_CMAC16, false);
	cmacVerify.init(macKey, Signature.MODE_VERIFY);

	// Initialize ecMultiplier
	ecMultiplyHelper = KeyAgreementX.getInstance(KeyAgreementX.ALG_EC_SVDP_DH_PLAIN_XY, false);
}
开发者ID:tsenger，项目名称:CCU2F，代码行数:52，代码来源:PRNGTest.java


示例6: setCommonCurveParameters

import javacard.security.ECKey; //导入依赖的package包/类
public static void setCommonCurveParameters(ECKey eckey){
	eckey.setFieldFP( SECP256K1, OFFSET_SECP256K1_P, (short)32);
	eckey.setA( SECP256K1, OFFSET_SECP256K1_a, (short)32);
	eckey.setB( SECP256K1, OFFSET_SECP256K1_b, (short)32);
	eckey.setR( SECP256K1, OFFSET_SECP256K1_R, (short)32);
	eckey.setG( SECP256K1, OFFSET_SECP256K1_G, (short)65);
	eckey.setK( SECP256K1_K);
}
开发者ID:Toporin，项目名称:SatoChipApplet，代码行数:9，代码来源:Secp256k1.java


示例7: initializeECPoint

import javacard.security.ECKey; //导入依赖的package包/类
public static void initializeECPoint(ECKey ecPoint) {
	ecPoint.setFieldFP(CurveConstants.P, BAS, CurveConstants.MODULUS_SIZE);
	ecPoint.setA(CurveConstants.A, BAS, CurveConstants.MODULUS_SIZE);
	ecPoint.setB(CurveConstants.B, BAS, CurveConstants.MODULUS_SIZE);
	ecPoint.setG(CurveConstants.G, BAS, (short) (CurveConstants.MODULUS_SIZE * 2 + 1));
	ecPoint.setK(CurveConstants.H);
	ecPoint.setR(CurveConstants.N, BAS, CurveConstants.MODULUS_SIZE);
}
开发者ID:mobilesec，项目名称:secure-channel-ec-srp-applet，代码行数:9，代码来源:SRP5Utils.java


示例8: setCommonCurveParameters

import javacard.security.ECKey; //导入依赖的package包/类
protected static boolean setCommonCurveParameters(ECKey key) {
	try {
		key.setA(SECP256K1_A, (short)0, (short)SECP256K1_A.length);
		key.setB(SECP256K1_B, (short)0, (short)SECP256K1_B.length);
		key.setFieldFP(SECP256K1_FP, (short)0, (short)SECP256K1_FP.length);
		key.setG(SECP256K1_G, (short)0, (short)SECP256K1_G.length);
		key.setR(SECP256K1_R, (short)0, (short)SECP256K1_R.length);
		key.setK(SECP256K1_K);
		return true;
	}
	catch(Exception e) {
		return false;
	}
	
}
开发者ID:LedgerHQ，项目名称:ledger-javacard-eligibility，代码行数:16，代码来源:Secp256k1.java


示例9: copyDomainParametersFrom

import javacard.security.ECKey; //导入依赖的package包/类
public void copyDomainParametersFrom(ECKey eckey) throws CryptoException {
    ISOException.throwIt(Consts.SW_NOTSUPPORTEDYET);
}
开发者ID:OpenCryptoProject，项目名称:Myst，代码行数:4，代码来源:ECPointBase.java


示例10: initializeKeys

import javacard.security.ECKey; //导入依赖的package包/类
private void initializeKeys() {
	/**
	 * init random data generator
	 */
	mSaltGenerator = RandomData.getInstance(RandomData.ALG_SECURE_RANDOM);

	mRsaPublicKekForSquare = (RSAPublicKey) KeyBuilder.buildKey(
			KeyBuilder.TYPE_RSA_PUBLIC, KeyBuilder.LENGTH_RSA_512, false);
	mRsaPublicKeyModPow = (RSAPublicKey) KeyBuilder.buildKey(
			KeyBuilder.TYPE_RSA_PUBLIC, KeyBuilder.LENGTH_RSA_512, false);
	
	mRsaCipherForSquaring = Cipher.getInstance(Cipher.ALG_RSA_NOPAD, false);
	mRsaCipherModPow = Cipher.getInstance(Cipher.ALG_RSA_NOPAD, false);
	
	mRsaPublicKekForSquare.setExponent(SQUARE_EXPONENT, (short) 0x00,
			(short) 0x01);

	// Copy P of used curve to temporary transient memory for faster computation (used several times)
	Util.arrayCopy(CurveConstants.P_forRSAOperation, (short) 0x00, tempBuffer, TEMP_OFFSET_P,
			LENGTH_MODULUS);
	
	/**
	 * set public key modulus
	 */
	mRsaPublicKekForSquare.setModulus(tempBuffer, TEMP_OFFSET_P, (short) LENGTH_RSAOBJECT_MODULUS);
	mRsaPublicKeyModPow.setModulus(tempBuffer, TEMP_OFFSET_P, (short) LENGTH_RSAOBJECT_MODULUS);

	/**
	 * Initialize static values for key agreement
	 */
	mV_Pi = new byte[(short) LENGTH_EC_POINT];
	mREDP = new byte[(short) LENGTH_EC_POINT];
	mSalt = new byte[(short) 0x10];

	/**
	 * Initialize point and agreement scheme for Elliptic curve multiplication
	 */
	mECMultiplHelperPrivatePoint = (ECPrivateKey) KeyBuilder.buildKey(KeyBuilder.TYPE_EC_FP_PRIVATE, KeyBuilder.LENGTH_EC_FP_192, false);
	mECMultiplHelper = KeyAgreementX.getInstance(KeyAgreementX.ALG_EC_SVDP_DH_PLAIN_XY, false);
	
	/**
	 * Initialize EC Keys for Point addition (pub keys from alice and bob)
	 */
	mNxpPointForECAddition = ECPointBuilder.buildECPoint(ECPointBuilder.TYPE_EC_FP_POINT,KeyBuilder.LENGTH_EC_FP_192);

	SRP5Utils.initializeECPoint(mNxpPointForECAddition);
	SRP5Utils.initializeECPoint(mECMultiplHelperPrivatePoint);

	/**
	 * Local public/private key pair
	 */
	mECKeyPairGenerator = new KeyPair(KeyPair.ALG_EC_FP,KeyBuilder.LENGTH_EC_FP_192);
	mLocalECPrivateKey = (ECPrivateKey) mECKeyPairGenerator.getPrivate();
	mLocalECPublicKey = ECPointBuilder.buildECPoint(ECPointBuilder.TYPE_EC_FP_POINT,KeyBuilder.LENGTH_EC_FP_192);

	SRP5Utils.initializeECPoint((ECKey)mECKeyPairGenerator.getPublic());
	SRP5Utils.initializeECPoint(mLocalECPrivateKey);
	SRP5Utils.initializeECPoint(mLocalECPublicKey);
}
开发者ID:mobilesec，项目名称:secure-channel-ec-srp-applet，代码行数:60，代码来源:UsmileKeyAgreement.java


示例11: initEcParams

import javacard.security.ECKey; //导入依赖的package包/类
/**
 * \brief Initialize an EC key with the curve parameters from buf.
 *
 * \param buf The buffer containing the EC curve parameters. It must be TLV with the following format:
 * 				81 - prime
 * 				82 - coefficient A
 * 				83 - coefficient B
 * 				84 - base point G
 * 				85 - order
 * 				87 - cofactor
 *
 * \param bOff The offset at where the first entry is located.
 *
 * \param bLen The remaining length of buf.
 *
 * \param key The EC key to initialize.
 *
 * \throw NotFoundException Parts of the data needed to fully initialize
 *                          the key were missing.
 *
 * \throw InvalidArgumentsException The ASN.1 sequence was malformatted.
 */
private void initEcParams(byte[] buf, short bOff, short bLen, ECKey key) throws NotFoundException, InvalidArgumentsException {
    short pos = bOff;
    short len;

    /* Search for the prime */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x81);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    key.setFieldFP(buf, pos, len); // "p"

    /* Search for coefficient A */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x82);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    key.setA(buf, pos, len);

    /* Search for coefficient B */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x83);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    key.setB(buf, pos, len);

    /* Search for base point G */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x84);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    key.setG(buf, pos, len); // G(x,y)

    /* Search for order */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x85);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    key.setR(buf, pos, len); // Order of G - "q"

    /* Search for cofactor */
    pos = UtilTLV.findTag(buf, bOff, bLen, (byte) 0x87);
    pos++;
    len = UtilTLV.decodeLengthField(buf, pos);
    pos += UtilTLV.getLengthFieldLength(len);
    if(len == 2) {
        key.setK(Util.getShort(buf, pos));
    } else if(len == 1) {
        key.setK(buf[pos]);
    } else {
        throw InvalidArgumentsException.getInstance();
    }
}
开发者ID:philipWendland，项目名称:IsoApplet，代码行数:75，代码来源:IsoApplet.java



注：本文中的javacard.security.ECKey类示例整理自Github/MSDocs等源码及文档管理平台，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。

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