io.polaris.crypto

类 ECKeys

java.lang.Object

io.polaris.crypto.ECKeys

public class ECKeys
extends Object

EC密钥参数相关工具类封装

从以下版本开始:

1.8

作者:

Qt

构造器概要

构造器

构造器和说明
ECKeys()

方法概要

限定符和类型	方法和说明
static KeySpec	createOpenSSHPrivateKeySpec(byte[] key) 创建OpenSSHPrivateKeySpec
static KeySpec	createOpenSSHPublicKeySpec(byte[] key) 创建OpenSSHPublicKeySpec
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	decodePrivateKeyParams(byte[] privateKeyBytes) 尝试解析转换各种类型私钥为ECPrivateKeyParameters，支持包括： D值 PKCS#8 PKCS#1
static org.bouncycastle.crypto.params.ECPublicKeyParameters	decodePublicKeyParams(byte[] publicKeyBytes) 尝试解析转换各种类型公钥为ECPublicKeyParameters，支持包括： Q值 X.509 PKCS#1
static org.bouncycastle.crypto.params.ECPublicKeyParameters	getPublicParams(org.bouncycastle.crypto.params.ECPrivateKeyParameters privateKeyParameters) 根据私钥参数获取公钥参数
static org.bouncycastle.crypto.params.AsymmetricKeyParameter	toParams(Key key) 密钥转换为AsymmetricKeyParameter
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toPrivateParams(BigInteger d, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toPrivateParams(byte[] d, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toPrivateParams(PrivateKey privateKey) 私钥转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toPrivateParams(String d, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(BigInteger x, BigInteger y, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(byte[] xBytes, byte[] yBytes, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(byte[] pointEncoded, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(org.bouncycastle.math.ec.ECPoint point, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(PublicKey publicKey) 公钥转换为 ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(String pointEncoded, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toPublicParams(String x, String y, org.bouncycastle.crypto.params.ECDomainParameters domainParameters) 转换为ECPublicKeyParameters
static PrivateKey	toSm2PrivateKey(org.bouncycastle.asn1.sec.ECPrivateKey privateKey) 将SM2算法的ECPrivateKey 转换为 PrivateKey
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toSm2PrivateParams(BigInteger d) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toSm2PrivateParams(byte[] d) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPrivateKeyParameters	toSm2PrivateParams(String d) 转换为 ECPrivateKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toSm2PublicParams(byte[] q) 转换为 ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toSm2PublicParams(byte[] xBytes, byte[] yBytes) 转换为SM2的ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toSm2PublicParams(String q) 转换为 ECPublicKeyParameters
static org.bouncycastle.crypto.params.ECPublicKeyParameters	toSm2PublicParams(String x, String y) 转换为SM2的ECPublicKeyParameters

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

ECKeys

public ECKeys()

方法详细资料

toParams

public static org.bouncycastle.crypto.params.AsymmetricKeyParameter toParams(Key key)
                                                                      throws InvalidKeyException

密钥转换为AsymmetricKeyParameter

参数:

key - PrivateKey或者PublicKey

返回:

ECPrivateKeyParameters或者ECPublicKeyParameters

抛出:

InvalidKeyException

getPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters getPublicParams(org.bouncycastle.crypto.params.ECPrivateKeyParameters privateKeyParameters)

根据私钥参数获取公钥参数

参数:

privateKeyParameters - 私钥参数

返回:

公钥参数

toSm2PublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toSm2PublicParams(byte[] q)

转换为 ECPublicKeyParameters

参数:

q - 公钥Q值

返回:

ECPublicKeyParameters

toSm2PublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toSm2PublicParams(String q)

转换为 ECPublicKeyParameters

参数:

q - 公钥Q值

返回:

ECPublicKeyParameters

toSm2PublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toSm2PublicParams(String x,
                                                                                     String y)

转换为SM2的ECPublicKeyParameters

参数:

x - 公钥X

y - 公钥Y

返回:

ECPublicKeyParameters

toSm2PublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toSm2PublicParams(byte[] xBytes,
                                                                                     byte[] yBytes)

转换为SM2的ECPublicKeyParameters

参数:

xBytes - 公钥X

yBytes - 公钥Y

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(String x,
                                                                                  String y,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

x - 公钥X

y - 公钥Y

domainParameters - ECDomainParameters

返回:

ECPublicKeyParameters，x或y为null则返回null

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(byte[] xBytes,
                                                                                  byte[] yBytes,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

xBytes - 公钥X

yBytes - 公钥Y

domainParameters - ECDomainParameters曲线参数

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(BigInteger x,
                                                                                  BigInteger y,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

x - 公钥X

y - 公钥Y

domainParameters - ECDomainParameters

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(String pointEncoded,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

pointEncoded - 被编码的曲线坐标点

domainParameters - ECDomainParameters

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(byte[] pointEncoded,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

pointEncoded - 被编码的曲线坐标点

domainParameters - ECDomainParameters

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(org.bouncycastle.math.ec.ECPoint point,
                                                                                  org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为ECPublicKeyParameters

参数:

point - 曲线坐标点

domainParameters - ECDomainParameters

返回:

ECPublicKeyParameters

toPublicParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters toPublicParams(PublicKey publicKey)
                                                                           throws InvalidKeyException

公钥转换为 ECPublicKeyParameters

参数:

publicKey - 公钥，传入null返回null

返回:

ECPublicKeyParameters或null

抛出:

InvalidKeyException

toSm2PrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toSm2PrivateParams(String d)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值16进制字符串

返回:

ECPrivateKeyParameters

toSm2PrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toSm2PrivateParams(byte[] d)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值

返回:

ECPrivateKeyParameters

toSm2PrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toSm2PrivateParams(BigInteger d)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值

返回:

ECPrivateKeyParameters

toPrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toPrivateParams(String d,
                                                                                    org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值16进制字符串

domainParameters - ECDomainParameters

返回:

ECPrivateKeyParameters

toPrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toPrivateParams(byte[] d,
                                                                                    org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值

domainParameters - ECDomainParameters

返回:

ECPrivateKeyParameters

toPrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toPrivateParams(BigInteger d,
                                                                                    org.bouncycastle.crypto.params.ECDomainParameters domainParameters)

转换为 ECPrivateKeyParameters

参数:

d - 私钥d值

domainParameters - ECDomainParameters

返回:

ECPrivateKeyParameters

toPrivateParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters toPrivateParams(PrivateKey privateKey)
                                                                             throws InvalidKeyException

私钥转换为 ECPrivateKeyParameters

参数:

privateKey - 私钥，传入null返回null

返回:

ECPrivateKeyParameters或null

抛出:

InvalidKeyException

toSm2PrivateKey

public static PrivateKey toSm2PrivateKey(org.bouncycastle.asn1.sec.ECPrivateKey privateKey)
                                  throws IOException,
                                         GeneralSecurityException

将SM2算法的ECPrivateKey 转换为 PrivateKey

参数:

privateKey - ECPrivateKey

返回:

PrivateKey

抛出:

IOException

GeneralSecurityException

createOpenSSHPrivateKeySpec

public static KeySpec createOpenSSHPrivateKeySpec(byte[] key)

创建OpenSSHPrivateKeySpec

参数:

key - 私钥，需为PKCS#1格式

返回:

OpenSSHPrivateKeySpec

createOpenSSHPublicKeySpec

public static KeySpec createOpenSSHPublicKeySpec(byte[] key)

创建OpenSSHPublicKeySpec

参数:

key - 公钥，需为PKCS#1格式

返回:

OpenSSHPublicKeySpec

decodePrivateKeyParams

public static org.bouncycastle.crypto.params.ECPrivateKeyParameters decodePrivateKeyParams(byte[] privateKeyBytes)
                                                                                    throws GeneralSecurityException

尝试解析转换各种类型私钥为ECPrivateKeyParameters，支持包括：

• D值
• PKCS#8
• PKCS#1

参数:

privateKeyBytes - 私钥

返回:

ECPrivateKeyParameters

抛出:

GeneralSecurityException

decodePublicKeyParams

public static org.bouncycastle.crypto.params.ECPublicKeyParameters decodePublicKeyParams(byte[] publicKeyBytes)
                                                                                  throws GeneralSecurityException

尝试解析转换各种类型公钥为ECPublicKeyParameters，支持包括：

• Q值
• X.509
• PKCS#1

参数:

publicKeyBytes - 公钥

返回:

ECPublicKeyParameters

抛出:

GeneralSecurityException