io.jboot.utils

类 RSAUtil

java.lang.Object

io.jboot.utils.RSAUtil

public class RSAUtil
extends Object

RSA 非对称加密工具类，对称加密请参考 DESUtil

构造器概要

构造器

构造器和说明
RSAUtil()

方法概要

限定符和类型	方法和说明
static byte[]	decrypByPublicKey(byte[] content, PublicKey publicKey) 公钥解密
static byte[]	decrypByPublicKey(byte[] content, String publicKeyBase64) 公钥解密
static byte[]	decryptByPrivateKey(byte[] content, PrivateKey privateKey) 私钥解密
static byte[]	decryptByPrivateKey(byte[] content, String privateKeyBase64) 私钥解密
static String	decryptToStringByPrivateKey(String base64Content, String privateKeyBase64) 私钥解密
static String	decryptToStringByPublicKey(String base64Content, String publicKeyBase64) 公钥解密
static byte[]	encryptByPrivateKey(byte[] content, PrivateKey privateKey) 私钥加密
static byte[]	encryptByPrivateKey(byte[] content, String privateKeyBase64) 私钥加密
static byte[]	encryptByPublicKey(byte[] content, PublicKey publicKey) 公钥加密
static byte[]	encryptByPublicKey(byte[] content, String publicKeyBase64) 公钥加密
static String	encryptToBase64ByPrivateKey(byte[] content, PrivateKey privateKey) 私钥加密
static String	encryptToBase64ByPrivateKey(byte[] content, String privateKeyBase64) 私钥加密
static String	encryptToBase64ByPrivateKey(String content, String privateKeyBase64) 私钥加密
static String	encryptToBase64ByPublicKey(byte[] content, PublicKey publicKey) 公钥加密
static String	encryptToBase64ByPublicKey(byte[] content, String publicKeyBase64) 公钥加密
static String	encryptToBase64ByPublicKey(String content, String publicKeyBase64) 公钥加密
static KeyPair	getKeyPair(int keysize) 生成密钥对
static KeyPair	getKeyPair2048() 生成key长度为 2048 的秘钥对
static String[]	getKeyPairAsBase64() 生成key长度为 2048 的秘钥对
static String[]	getKeyPairAsBase64(int keysize) 生成密钥对
static PrivateKey	getPrivateKey(String privateKey) 私钥字符串转PrivateKey实例
static PublicKey	getPublicKey(String publicKey) 公钥字符串转PublicKey实例

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

RSAUtil

public RSAUtil()

方法详细资料

getKeyPair2048

public static KeyPair getKeyPair2048()
                              throws Exception

生成key长度为 2048 的秘钥对

返回:

抛出:

Exception

getKeyPair

public static KeyPair getKeyPair(int keysize)
                          throws Exception

生成密钥对

返回:

抛出:

Exception

getKeyPairAsBase64

public static String[] getKeyPairAsBase64()
                                   throws Exception

生成key长度为 2048 的秘钥对

返回:

[publicKey, privateKey]

抛出:

Exception

getKeyPairAsBase64

public static String[] getKeyPairAsBase64(int keysize)
                                   throws Exception

生成密钥对

返回:

[publicKey, privateKey]

抛出:

Exception

getPublicKey

public static PublicKey getPublicKey(String publicKey)
                              throws Exception

公钥字符串转PublicKey实例

参数:

publicKey -

返回:

抛出:

Exception

getPrivateKey

public static PrivateKey getPrivateKey(String privateKey)
                                throws Exception

私钥字符串转PrivateKey实例

参数:

privateKey -

返回:

抛出:

Exception

encryptByPublicKey

public static byte[] encryptByPublicKey(byte[] content,
                                        PublicKey publicKey)
                                 throws Exception

公钥加密

参数:

content -

publicKey -

返回:

抛出:

Exception

encryptByPublicKey

public static byte[] encryptByPublicKey(byte[] content,
                                        String publicKeyBase64)
                                 throws Exception

公钥加密

参数:

content -

publicKeyBase64 -

返回:

抛出:

Exception

encryptToBase64ByPublicKey

public static String encryptToBase64ByPublicKey(byte[] content,
                                                PublicKey publicKey)
                                         throws Exception

公钥加密

参数:

content -

publicKey -

返回:

抛出:

Exception

encryptToBase64ByPublicKey

public static String encryptToBase64ByPublicKey(byte[] content,
                                                String publicKeyBase64)
                                         throws Exception

公钥加密

参数:

content -

publicKeyBase64 -

返回:

抛出:

Exception

encryptToBase64ByPublicKey

public static String encryptToBase64ByPublicKey(String content,
                                                String publicKeyBase64)
                                         throws Exception

公钥加密

参数:

content -

publicKeyBase64 -

返回:

抛出:

Exception

encryptByPrivateKey

public static byte[] encryptByPrivateKey(byte[] content,
                                         PrivateKey privateKey)
                                  throws Exception

私钥加密

参数:

content -

privateKey -

返回:

抛出:

Exception

encryptByPrivateKey

public static byte[] encryptByPrivateKey(byte[] content,
                                         String privateKeyBase64)
                                  throws Exception

私钥加密

参数:

content -

privateKeyBase64 -

返回:

抛出:

Exception

encryptToBase64ByPrivateKey

public static String encryptToBase64ByPrivateKey(byte[] content,
                                                 PrivateKey privateKey)
                                          throws Exception

私钥加密

参数:

content -

privateKey -

返回:

抛出:

Exception

encryptToBase64ByPrivateKey

public static String encryptToBase64ByPrivateKey(byte[] content,
                                                 String privateKeyBase64)
                                          throws Exception

私钥加密

参数:

content -

privateKeyBase64 -

返回:

抛出:

Exception

encryptToBase64ByPrivateKey

public static String encryptToBase64ByPrivateKey(String content,
                                                 String privateKeyBase64)
                                          throws Exception

私钥加密

参数:

content -

privateKeyBase64 -

返回:

抛出:

Exception

decryptByPrivateKey

public static byte[] decryptByPrivateKey(byte[] content,
                                         PrivateKey privateKey)
                                  throws Exception

私钥解密

参数:

content -

privateKey -

返回:

抛出:

Exception

decryptByPrivateKey

public static byte[] decryptByPrivateKey(byte[] content,
                                         String privateKeyBase64)
                                  throws Exception

私钥解密

参数:

content -

privateKeyBase64 -

返回:

抛出:

Exception

decryptToStringByPrivateKey

public static String decryptToStringByPrivateKey(String base64Content,
                                                 String privateKeyBase64)
                                          throws Exception

私钥解密

参数:

base64Content -

privateKeyBase64 -

返回:

抛出:

Exception

decrypByPublicKey

public static byte[] decrypByPublicKey(byte[] content,
                                       PublicKey publicKey)
                                throws Exception

公钥解密

参数:

content -

publicKey -

返回:

抛出:

Exception

decrypByPublicKey

public static byte[] decrypByPublicKey(byte[] content,
                                       String publicKeyBase64)
                                throws Exception

公钥解密

参数:

content -

publicKeyBase64 -

返回:

抛出:

Exception

decryptToStringByPublicKey

public static String decryptToStringByPublicKey(String base64Content,
                                                String publicKeyBase64)
                                         throws Exception

公钥解密

参数:

base64Content -

publicKeyBase64 -

返回:

抛出:

Exception