From f232d52357658e0b1a7689c2cdf0e7105b9e1d5e Mon Sep 17 00:00:00 2001
From: vince <757871790@qq.com>
Date: 星期四, 28 三月 2024 16:54:36 +0800
Subject: [PATCH] 初始提交
---
pms-core/src/main/java/com/fzzy/utils/RsaUtils.java | 231 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 231 insertions(+), 0 deletions(-)
diff --git a/pms-core/src/main/java/com/fzzy/utils/RsaUtils.java b/pms-core/src/main/java/com/fzzy/utils/RsaUtils.java
new file mode 100644
index 0000000..7246c64
--- /dev/null
+++ b/pms-core/src/main/java/com/fzzy/utils/RsaUtils.java
@@ -0,0 +1,231 @@
+package com.fzzy.utils;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.apache.commons.codec.binary.Base64;
+
+import javax.crypto.Cipher;
+import java.security.*;
+import java.security.spec.InvalidKeySpecException;
+import java.security.spec.PKCS8EncodedKeySpec;
+import java.security.spec.X509EncodedKeySpec;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 闈炲绉板姞瀵� RSA
+ */
+public class RsaUtils {
+
+ private static final String ALGORITHM = "RSA";
+
+ private static final String SIGNATURE_ALGORITHM = "MD5withRSA";
+ /**
+ * 鍏挜锛歁IGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCD+0EDvobeBBOp5P0ax8jjEWdyNjHhGLviKMNrqAdAZfYMJdq0bv2LTzijBB/7bQcjdeN+HFyNKXOsTeCgnHUaGPs++B5lLgc3PqxfP4QlhYpHebDnWfJ4WIy49nzGNGwaUETx0bYHxPWpIZCzAVoPa0rVISb9L6JX2p3SmRe4/QIDAQAB
+ * 绉侀挜锛歁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
+ */
+ public static final String priKey = "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";
+ public static final String pubKey = "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCD+0EDvobeBBOp5P0ax8jjEWdyNjHhGLviKMNrqAdAZfYMJdq0bv2LTzijBB/7bQcjdeN+HFyNKXOsTeCgnHUaGPs++B5lLgc3PqxfP4QlhYpHebDnWfJ4WIy49nzGNGwaUETx0bYHxPWpIZCzAVoPa0rVISb9L6JX2p3SmRe4/QIDAQAB";
+
+ public static InnerKey generateKey() throws NoSuchAlgorithmException {
+ return generateKey(1024);
+ }
+
+ /**
+ * 鍒濆鍖栧瘑閽�
+ * <p>
+ * 宸ヤ綔妯″紡 ECB
+ * 濉厖鏂瑰紡 NoPadding PKCS1Padding ...
+ *
+ * @param keysize 榛樿1024锛涜寖鍥村湪 [512~65536] ,涓旈渶瑕佷负 64 鐨勫�嶆暟
+ * @return
+ * @throws NoSuchAlgorithmException
+ */
+ public static InnerKey generateKey(int keysize) throws NoSuchAlgorithmException {
+ KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance(ALGORITHM);
+ keyPairGenerator.initialize(keysize);
+ KeyPair keyPair = keyPairGenerator.generateKeyPair();
+ //RSAPublicKey rsaPublicKey = (RSAPublicKey) keyPair.getPublic();
+ //RSAPrivateKey rsaPrivateKey = (RSAPrivateKey) keyPair.getPrivate();
+ return InnerKey.builder()
+ .publicKey(keyPair.getPublic().getEncoded())
+ .privateKey(keyPair.getPrivate().getEncoded())
+ .build();
+ }
+
+ private static PublicKey getPublicKey(byte[] key) throws NoSuchAlgorithmException, InvalidKeySpecException {
+ X509EncodedKeySpec x509EncodedKeySpec = new X509EncodedKeySpec(key);
+ PublicKey publicKey = KeyFactory.getInstance(ALGORITHM).generatePublic(x509EncodedKeySpec);
+ return publicKey;
+ }
+
+ private static PrivateKey getPrivateKey(byte[] key) throws NoSuchAlgorithmException, InvalidKeySpecException {
+ PKCS8EncodedKeySpec pkcs8EncodedKeySpec = new PKCS8EncodedKeySpec(key);
+ PrivateKey privateKey = KeyFactory.getInstance(ALGORITHM).generatePrivate(pkcs8EncodedKeySpec);
+ return privateKey;
+ }
+
+ /**
+ * 绉侀挜鍔犲瘑 鍏挜瑙ｅ瘑---鍔犲瘑
+ *
+ * @param privateKey
+ * @param data
+ * @return
+ * @throws Exception
+ */
+ public static byte[] encryptByPrivateKey(byte[] privateKey, byte[] data) throws Exception {
+ return encrypt(true, privateKey, data);
+ }
+
+ /**
+ * 绉侀挜鍔犲瘑 鍏挜瑙ｅ瘑---瑙ｅ瘑
+ *
+ * @param publicKey
+ * @param data
+ * @return
+ * @throws Exception
+ */
+ public static byte[] decryptByPublicKey(byte[] publicKey, byte[] data) throws Exception {
+ return decrypt(false, publicKey, data);
+ }
+
+ /**
+ * 鍏挜鍔犲瘑 绉侀挜瑙ｅ瘑---鍔犲瘑
+ *
+ * @param publicKey
+ * @param data
+ * @return
+ * @throws Exception
+ */
+ public static byte[] encryptByPublicKey(byte[] publicKey, byte[] data) throws Exception {
+ return encrypt(false, publicKey, data);
+ }
+
+ /**
+ * 鍏挜鍔犲瘑 绉侀挜瑙ｅ瘑---瑙ｅ瘑
+ *
+ * @param privateKey
+ * @param data
+ * @return
+ * @throws Exception
+ */
+ public static byte[] decryptByPrivateKey(byte[] privateKey, byte[] data) throws Exception {
+ return decrypt(true, privateKey, data);
+ }
+
+ private static byte[] encrypt(boolean isPrivate, byte[] key, byte[] data) throws Exception {
+ Key thisKey = isPrivate ? getPrivateKey(key) : getPublicKey(key);
+ Cipher cipher = Cipher.getInstance(ALGORITHM);
+ cipher.init(Cipher.ENCRYPT_MODE, thisKey);
+ return cipher.doFinal(data);
+ }
+
+ private static byte[] decrypt(boolean isPrivate, byte[] key, byte[] data) throws Exception {
+ Key thisKey = isPrivate ? getPrivateKey(key) : getPublicKey(key);
+ Cipher cipher = Cipher.getInstance(ALGORITHM);
+ cipher.init(Cipher.DECRYPT_MODE, thisKey);
+ return cipher.doFinal(data);
+ }
+
+ /**
+ * 鐢ㄧ閽ュ淇℃伅鐢熸垚鏁板瓧绛惧悕
+ *
+ * @param privateKey
+ * @param data
+ * @return
+ * @throws Exception
+ */
+ public static byte[] sign(byte[] privateKey, byte[] data) throws Exception {
+ //
+ Signature signature = Signature.getInstance(SIGNATURE_ALGORITHM);
+ signature.initSign(getPrivateKey(privateKey));
+ signature.update(data);
+ return signature.sign();
+ }
+
+ /**
+ * 楠岃瘉绛惧悕
+ *
+ * @param publicKey
+ * @param data
+ * @param sign
+ * @return
+ * @throws Exception
+ */
+ public static boolean verifySign(byte[] publicKey, byte[] data, byte[] sign) throws Exception {
+ Signature signature = Signature.getInstance(SIGNATURE_ALGORITHM);
+ signature.initVerify(getPublicKey(publicKey));
+ signature.update(data);
+ return signature.verify(sign);
+ }
+
+ @Data
+ @NoArgsConstructor
+ @AllArgsConstructor
+ @Builder
+ public static class InnerKey {
+ private byte[] publicKey;
+ private byte[] privateKey;
+ }
+
+
+ public static void main(String[] args) throws Exception {
+ InnerKey innerKey = RsaUtils.generateKey();
+ System.out.println("鍏挜锛�" + Base64.encodeBase64String(innerKey.getPublicKey()));
+ System.out.println("绉侀挜锛�" + Base64.encodeBase64String(innerKey.getPrivateKey()));
+
+// byte[] data = "浣犲ソ锛屼笘鐣�".getBytes();
+// testEncrypt1(innerKey.getPublicKey(), innerKey.getPrivateKey(), data);
+// testEncrypt2(innerKey.getPublicKey(), innerKey.getPrivateKey(), data);
+// testSign(innerKey.getPublicKey(), innerKey.getPrivateKey(), data);
+// String enStr = SystemUtil.getSystemInfoE();
+// System.out.println("鏈満KEY锛�"+enStr);
+ //鏇存崲杩欎釜key
+ String enStr = "XzuxnAmiOFrUXUmBgRNtFChyNHxuXm6EJB1puNfM0IdECae9HOWSarTLZJg5ase0kbtjjv2QhlPOCaNe4NG33/fCvmLiErAIxIdLSPiOmeBu+8mD3J9CRAM4SYqLsQghXji1AFI6JPzE1uF+TTbP1c+R/kJ2uj02chTorWCDVAs=";
+
+ String deStr = new String(decryptByPrivateKey(Base64.decodeBase64(priKey), Base64.decodeBase64(enStr)));
+ System.out.println("瑙ｅ瘑锛�" + deStr);
+ //缁勮鎺堟潈瀛楃涓�
+ JSONObject jsonObject = JSON.parseObject(deStr);
+ Map<String, String> param = new HashMap<>();
+ param.put("cpuSerial", jsonObject.getString("cpuSerial"));
+ param.put("mainBoardSerial", jsonObject.getString("mainBoardSerial"));
+ param.put("limitTime", "2124-12-15 23:59:59");
+ String authStr = Base64.encodeBase64String(encryptByPrivateKey(Base64.decodeBase64(RsaUtils.priKey), JSON.toJSONString(param).getBytes()));
+ System.out.println("鎺堟潈瀵嗘枃锛�" + authStr);
+ System.out.println("娴嬭瘯瀹㈡埛绔В瀵嗭細" + new String(RsaUtils.decryptByPublicKey(Base64.decodeBase64(RsaUtils.pubKey), Base64.decodeBase64(authStr))));
+
+
+ }
+
+ private static void testEncrypt1(byte[] publicKey, byte[] privateKey, byte[] data) throws Exception {
+ // 绉侀挜鍔犲瘑 鍏挜瑙ｅ瘑---鍔犲瘑
+ byte[] encryptBytes = RsaUtils.encryptByPrivateKey(privateKey, data);
+ System.out.println("绉侀挜鍔犲瘑鍏挜瑙ｅ瘑-瀵嗘枃锛�" + Base64.encodeBase64String(encryptBytes));
+ // 绉侀挜鍔犲瘑 鍏挜瑙ｅ瘑---瑙ｅ瘑
+ byte[] result = RsaUtils.decryptByPublicKey(publicKey, encryptBytes);
+ System.out.println("瑙ｅ瘑鍚庯細" + new String(result));
+ }
+
+ private static void testEncrypt2(byte[] publicKey, byte[] privateKey, byte[] data) throws Exception {
+ // 鍏挜鍔犲瘑 绉侀挜瑙ｅ瘑---鍔犲瘑
+ byte[] encryptBytes = RsaUtils.encryptByPublicKey(publicKey, data);
+ System.out.println("鍏挜鍔犲瘑绉侀挜瑙ｅ瘑-瀵嗘枃锛�" + Base64.encodeBase64String(encryptBytes));
+ // 鍏挜鍔犲瘑 绉侀挜瑙ｅ瘑---瑙ｅ瘑
+ byte[] result = RsaUtils.decryptByPrivateKey(privateKey, encryptBytes);
+ System.out.println("瑙ｅ瘑鍚庯細" + new String(result));
+ }
+
+ private static void testSign(byte[] publicKey, byte[] privateKey, byte[] data) throws Exception {
+ byte[] sign = RsaUtils.sign(privateKey, data);
+ System.out.println("绛惧悕锛�" + Base64.encodeBase64String(sign));
+ boolean result = RsaUtils.verifySign(publicKey, data, sign);
+ System.out.println("楠岀缁撴灉锛�" + result);
+ }
+
+
+}
--
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