cn.hutool.crypto.symmetric

Class ChaCha20

java.lang.Object

cn.hutool.crypto.symmetric.SymmetricCrypto

cn.hutool.crypto.symmetric.ChaCha20

All Implemented Interfaces:

SymmetricDecryptor, SymmetricEncryptor, Serializable

public class ChaCha20
extends SymmetricCrypto

ChaCha20算法实现
ChaCha系列流密码，作为salsa密码的改良版，具有更强的抵抗密码分析攻击的特性，“20”表示该算法有20轮的加密计算。

Since:

5.7.12

Author:

looly

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALGORITHM_NAME

Constructor Summary

Constructors

Constructor and Description
ChaCha20(byte[] key, byte[] iv) 构造

Method Summary

Methods inherited from class cn.hutool.crypto.symmetric.SymmetricCrypto

decrypt, decrypt, encrypt, encrypt, getCipher, getSecretKey, init, setIv, setIv, setMode, setParams, setRandom, update, updateHex

Methods inherited from class java.lang.Object

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

Methods inherited from interface cn.hutool.crypto.symmetric.SymmetricEncryptor

encrypt, encrypt, encrypt, encrypt, encryptBase64, encryptBase64, encryptBase64, encryptBase64, encryptBase64, encryptHex, encryptHex, encryptHex, encryptHex, encryptHex

Methods inherited from interface cn.hutool.crypto.symmetric.SymmetricDecryptor

decrypt, decrypt, decryptStr, decryptStr, decryptStr, decryptStr, decryptStr, decryptStr

Field Detail

ALGORITHM_NAME

public static final String ALGORITHM_NAME

See Also:

Constant Field Values

Constructor Detail

ChaCha20

public ChaCha20(byte[] key,
                byte[] iv)

构造

Parameters:

key - 密钥

iv - 加盐，12bytes（64bit）