commit

src/main/java/com/budwk/app/base/constant/RedisConstant.java

@@ -67,4 +67,9 @@ public class RedisConstant {
      * 数据接口锁前缀
      */
     public static final String DATE_CENTER_PREFIX = PLATFORM_REDIS_PREFIX + "datacenter:token:";
+
+	/**
+	 * 数据接口锁前缀
+	 */
+	public static final String RSA_KEY_PREFIX = PLATFORM_REDIS_PREFIX + "rsa:private:";
 }

src/main/java/com/budwk/app/base/utils/RsaUtils.java

@@ -0,0 +1,42 @@
+package com.budwk.app.base.utils;
+
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
+
+import javax.crypto.Cipher;
+import java.nio.charset.StandardCharsets;
+import java.security.*;
+import java.util.Base64;
+
+/**
+ * @ClassName RsaUtils
+ * @Author JyuHsin
+ * @Date 2025/10/29 9:56
+ * @Version 1.0
+ * @Description TODO
+ */
+public class RsaUtils {
+	static {
+		Security.addProvider(new BouncyCastleProvider());
+	}
+
+	public static KeyPair generateKeyPair() throws Exception {
+		KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA", "BC");
+		keyGen.initialize(2048);
+		return keyGen.generateKeyPair();
+	}
+
+	public static String getPublicKeyBase64(PublicKey publicKey) {
+		return Base64.getEncoder().encodeToString(publicKey.getEncoded());
+	}
+
+	public static String getPrivateKeyBase64(PrivateKey privateKey) {
+		return Base64.getEncoder().encodeToString(privateKey.getEncoded());
+	}
+
+	public static String decrypt(String encryptedBase64, PrivateKey privateKey) throws Exception {
+		Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding", "BC");
+		cipher.init(Cipher.DECRYPT_MODE, privateKey);
+		byte[] decrypted = cipher.doFinal(Base64.getDecoder().decode(encryptedBase64));
+		return new String(decrypted, StandardCharsets.UTF_8);
+	}
+}