lich.tool.encryptionAndDecryption.core.asymmetric

类 AsymmetricTool

java.lang.Object

lich.tool.encryptionAndDecryption.core.Base

lich.tool.encryptionAndDecryption.core.asymmetric.AsymmetricTool

public class AsymmetricTool
extends Base

非对称加解密工具类

作者:

liuch

字段概要

从类继承的字段 lich.tool.encryptionAndDecryption.core.Base

BC, ecDomainParameters, ecParameterSpec, rootGMPrivateKey, rootGMX509Certificate, rootRSAPrivateKey, rootRSAX509Certificate, x9ECParameters

构造器概要

构造器

构造器和说明
AsymmetricTool()

方法概要

方法

限定符和类型	方法和说明
static byte[]	decrypt(byte[] encodedataByte, PrivateKey privateKey, String algorithm) 私钥解密 GM模式 加密数据结构为C1C2C3 或SM2Cipher der格式
static byte[]	encrypt(byte[] data, PublicKey publicKey, String algorithm) 公钥加密 GM模式 加密数据结构为SM2Cipher der格式
static byte[]	RSToSM2Signature(byte[] b) SM2签名数据格式转换
static byte[]	sign(byte[] ori, PrivateKey privateKey, String algorithm) 签名
static byte[]	sign(byte[] ori, PrivateKey privateKey, X509Certificate cert) 签名
static byte[]	SM2CipherToSM2EncDataC1C2C3(byte[] b) SM2加密数据格式转换
static byte[]	SM2EncDataC1C2C3ToSM2Cipher(byte[] b) SM2加密数据格式转换
static byte[]	SM2SignatureToRS(byte[] b) SM2签名数据格式转换
static boolean	verify(byte[] sign, byte[] ori, PublicKey publicKey, String algorithm) 验签
static boolean	verify(byte[] sign, byte[] ori, X509Certificate cert) 验签

从类继承的方法 lich.tool.encryptionAndDecryption.core.Base

getRootGMPrivateKey, getRootGMX509Certificate, getRootRSAPrivateKey, getRootRSAX509Certificate, getSm1ext, getSm4ext, setGMroot, setRSAroot, setSm1ext, setSm4ext

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

AsymmetricTool

public AsymmetricTool()

方法详细资料

encrypt

public static byte[] encrypt(byte[] data,
             PublicKey publicKey,
             String algorithm)
                      throws EncryptionAndDecryptionException,
                             NoSuchAlgorithmException,
                             NoSuchProviderException,
                             NoSuchPaddingException,
                             InvalidKeyException,
                             IllegalBlockSizeException,
                             BadPaddingException,
                             IOException

公钥加密 GM模式 加密数据结构为SM2Cipher der格式

参数:

data - 待加密数据

publicKey - 公钥

algorithm - 摘要算法

返回:

加密数据

抛出:

EncryptionAndDecryptionException

NoSuchAlgorithmException

NoSuchProviderException

NoSuchPaddingException

InvalidKeyException

IllegalBlockSizeException

BadPaddingException

IOException

decrypt

public static byte[] decrypt(byte[] encodedataByte,
             PrivateKey privateKey,
             String algorithm)
                      throws org.bouncycastle.crypto.InvalidCipherTextException,
                             EncryptionAndDecryptionException,
                             NoSuchAlgorithmException,
                             NoSuchProviderException,
                             NoSuchPaddingException,
                             InvalidKeyException,
                             IllegalBlockSizeException,
                             BadPaddingException,
                             IOException

私钥解密 GM模式 加密数据结构为C1C2C3 或SM2Cipher der格式

参数:

encodedataByte - 加密数据

privateKey - 私钥

algorithm - 摘要算法

返回:

解密数据

抛出:

org.bouncycastle.crypto.InvalidCipherTextException

EncryptionAndDecryptionException

NoSuchAlgorithmException

NoSuchProviderException

NoSuchPaddingException

InvalidKeyException

IllegalBlockSizeException

BadPaddingException

IOException

sign

public static byte[] sign(byte[] ori,
          PrivateKey privateKey,
          String algorithm)
                   throws org.bouncycastle.crypto.CryptoException,
                          NoSuchAlgorithmException,
                          NoSuchProviderException,
                          InvalidAlgorithmParameterException,
                          InvalidKeyException,
                          SignatureException,
                          EncryptionAndDecryptionException

签名

参数:

ori - 原文

privateKey - 私钥

返回:

签名值

抛出:

org.bouncycastle.crypto.CryptoException

NoSuchAlgorithmException

NoSuchProviderException

InvalidAlgorithmParameterException

InvalidKeyException

SignatureException

EncryptionAndDecryptionException

sign

public static byte[] sign(byte[] ori,
          PrivateKey privateKey,
          X509Certificate cert)
                   throws InvalidKeyException,
                          NoSuchAlgorithmException,
                          NoSuchProviderException,
                          InvalidAlgorithmParameterException,
                          SignatureException,
                          org.bouncycastle.crypto.CryptoException,
                          EncryptionAndDecryptionException

签名

参数:

ori - 原文

privateKey - 私钥

cert - 公钥证书

返回:

签名值

抛出:

EncryptionAndDecryptionException

org.bouncycastle.crypto.CryptoException

SignatureException

InvalidAlgorithmParameterException

NoSuchProviderException

NoSuchAlgorithmException

InvalidKeyException

verify

public static boolean verify(byte[] sign,
             byte[] ori,
             PublicKey publicKey,
             String algorithm)
                      throws NoSuchAlgorithmException,
                             NoSuchProviderException,
                             InvalidAlgorithmParameterException,
                             InvalidKeyException,
                             SignatureException,
                             EncryptionAndDecryptionException,
                             IOException

验签

参数:

sign - 签名值

ori - 原文

publicKey - 公钥

algorithm - 摘要算法

返回:

true false

抛出:

NoSuchAlgorithmException

NoSuchProviderException

InvalidAlgorithmParameterException

InvalidKeyException

SignatureException

EncryptionAndDecryptionException

IOException

verify

public static boolean verify(byte[] sign,
             byte[] ori,
             X509Certificate cert)
                      throws InvalidKeyException,
                             NoSuchAlgorithmException,
                             NoSuchProviderException,
                             InvalidAlgorithmParameterException,
                             SignatureException,
                             EncryptionAndDecryptionException,
                             IOException

验签

参数:

sign - 签名值

ori - 原文

cert - 公钥证书

返回:

true false

抛出:

InvalidKeyException

NoSuchAlgorithmException

NoSuchProviderException

InvalidAlgorithmParameterException

SignatureException

EncryptionAndDecryptionException

IOException

SM2CipherToSM2EncDataC1C2C3

public static byte[] SM2CipherToSM2EncDataC1C2C3(byte[] b)
                                          throws IOException

SM2加密数据格式转换

参数:

b - SM2Cipher

返回:

C1C2C3

抛出:

IOException

SM2EncDataC1C2C3ToSM2Cipher

public static byte[] SM2EncDataC1C2C3ToSM2Cipher(byte[] b)
                                          throws IOException

SM2加密数据格式转换

参数:

b - C1C2C3

返回:

SM2Cipher

抛出:

IOException

SM2SignatureToRS

public static byte[] SM2SignatureToRS(byte[] b)
                               throws IOException

SM2签名数据格式转换

参数:

b - SM2Signature

返回:

rs

抛出:

IOException

RSToSM2Signature

public static byte[] RSToSM2Signature(byte[] b)
                               throws IOException

SM2签名数据格式转换

参数:

b - rs

返回:

SM2Signature

抛出:

IOException