com.arxanfintech.common.crypto.core

类 ECIESCoder

java.lang.Object

com.arxanfintech.common.crypto.core.ECIESCoder

public class ECIESCoder
extends java.lang.Object

字段概要

字段

限定符和类型	字段和说明
static int	KEY_SIZE

构造器概要

构造器

构造器和说明
ECIESCoder()

方法概要

限定符和类型	方法和说明
static byte[]	decrypt(java.math.BigInteger privKey, byte[] cipher)
static byte[]	decrypt(java.math.BigInteger privKey, byte[] cipher, byte[] macData)
static byte[]	decrypt(org.spongycastle.math.ec.ECPoint ephem, java.math.BigInteger prv, byte[] IV, byte[] cipher, byte[] macData)
static byte[]	decryptSimple(java.math.BigInteger privKey, byte[] cipher) Encryption equivalent to the Crypto++ default ECIES ECP settings: DL_KeyAgreementAlgorithm: DL_KeyAgreementAlgorithm_DH struct ECPPoint,struct EnumToType enum CofactorMultiplicationOption,0 DL_KeyDerivationAlgorithm: DL_KeyDerivationAlgorithm_P1363 struct ECPPoint,0,class P1363_KDF2 class SHA1 DL_SymmetricEncryptionAlgorithm: DL_EncryptionAlgorithm_Xor class HMAC class SHA1 ,0 DL_PrivateKey: DL_Key ECPPoint DL_PrivateKey_EC class ECP Used for Whisper V3
static byte[]	encrypt(org.spongycastle.math.ec.ECPoint toPub, byte[] plaintext)
static byte[]	encrypt(org.spongycastle.math.ec.ECPoint toPub, byte[] plaintext, byte[] macData)
static byte[]	encryptSimple(org.spongycastle.math.ec.ECPoint pub, byte[] plaintext) Encryption equivalent to the Crypto++ default ECIES ECP settings: DL_KeyAgreementAlgorithm: DL_KeyAgreementAlgorithm_DH struct ECPPoint,struct EnumToType enum CofactorMultiplicationOption,0 DL_KeyDerivationAlgorithm: DL_KeyDerivationAlgorithm_P1363 struct ECPPoint,0,class P1363_KDF2 class SHA1 DL_SymmetricEncryptionAlgorithm: DL_EncryptionAlgorithm_Xor class HMAC class SHA1,0 DL_PrivateKey: DL_Key ECPPoint DL_PrivateKey_EC class ECP Used for Whisper V3
static int	getOverhead()

从类继承的方法 java.lang.Object

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

字段详细资料

KEY_SIZE

public static final int KEY_SIZE

另请参阅:

常量字段值

构造器详细资料

ECIESCoder

public ECIESCoder()

方法详细资料

decrypt

public static byte[] decrypt(java.math.BigInteger privKey,
                             byte[] cipher)
                      throws java.io.IOException,
                             org.spongycastle.crypto.InvalidCipherTextException

抛出:

java.io.IOException

org.spongycastle.crypto.InvalidCipherTextException

decrypt

public static byte[] decrypt(java.math.BigInteger privKey,
                             byte[] cipher,
                             byte[] macData)
                      throws java.io.IOException,
                             org.spongycastle.crypto.InvalidCipherTextException

抛出:

java.io.IOException

org.spongycastle.crypto.InvalidCipherTextException

decrypt

public static byte[] decrypt(org.spongycastle.math.ec.ECPoint ephem,
                             java.math.BigInteger prv,
                             byte[] IV,
                             byte[] cipher,
                             byte[] macData)
                      throws org.spongycastle.crypto.InvalidCipherTextException

抛出:

org.spongycastle.crypto.InvalidCipherTextException

decryptSimple

public static byte[] decryptSimple(java.math.BigInteger privKey,
                                   byte[] cipher)
                            throws java.io.IOException,
                                   org.spongycastle.crypto.InvalidCipherTextException

Encryption equivalent to the Crypto++ default ECIES ECP settings: DL_KeyAgreementAlgorithm: DL_KeyAgreementAlgorithm_DH struct ECPPoint,struct EnumToType enum CofactorMultiplicationOption,0 DL_KeyDerivationAlgorithm: DL_KeyDerivationAlgorithm_P1363 struct ECPPoint,0,class P1363_KDF2 class SHA1 DL_SymmetricEncryptionAlgorithm: DL_EncryptionAlgorithm_Xor class HMAC class SHA1 ,0 DL_PrivateKey: DL_Key ECPPoint DL_PrivateKey_EC class ECP Used for Whisper V3

参数:

privKey - privKey

cipher - cipher

返回:

decryptSimple byte[] data

抛出:

java.io.IOException - IOException

org.spongycastle.crypto.InvalidCipherTextException - InvalidCipherTextException

encrypt

public static byte[] encrypt(org.spongycastle.math.ec.ECPoint toPub,
                             byte[] plaintext)
                      throws org.spongycastle.crypto.InvalidCipherTextException,
                             java.io.IOException

抛出:

org.spongycastle.crypto.InvalidCipherTextException

java.io.IOException

encrypt

public static byte[] encrypt(org.spongycastle.math.ec.ECPoint toPub,
                             byte[] plaintext,
                             byte[] macData)
                      throws org.spongycastle.crypto.InvalidCipherTextException,
                             java.io.IOException

抛出:

org.spongycastle.crypto.InvalidCipherTextException

java.io.IOException

encryptSimple

public static byte[] encryptSimple(org.spongycastle.math.ec.ECPoint pub,
                                   byte[] plaintext)
                            throws java.io.IOException,
                                   org.spongycastle.crypto.InvalidCipherTextException

Encryption equivalent to the Crypto++ default ECIES ECP settings: DL_KeyAgreementAlgorithm: DL_KeyAgreementAlgorithm_DH struct ECPPoint,struct EnumToType enum CofactorMultiplicationOption,0 DL_KeyDerivationAlgorithm: DL_KeyDerivationAlgorithm_P1363 struct ECPPoint,0,class P1363_KDF2 class SHA1 DL_SymmetricEncryptionAlgorithm: DL_EncryptionAlgorithm_Xor class HMAC class SHA1,0 DL_PrivateKey: DL_Key ECPPoint DL_PrivateKey_EC class ECP Used for Whisper V3

参数:

pub - pub

plaintext - plaintext

返回:

byte[] encryptSimple

抛出:

java.io.IOException - IOException

org.spongycastle.crypto.InvalidCipherTextException - InvalidCipherTextException

getOverhead

public static int getOverhead()