30 lines
1017 B
Java
30 lines
1017 B
Java
package org.nl;
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import java.security.*;
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import java.util.Base64;
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/**
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* @Author: lyd
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* @Date: 2025/8/13
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*/
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public class RSAKeyGenerator {
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public static void main(String[] args) {
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try {
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KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA");
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keyGen.initialize(2048); // 推荐 2048 位密钥，安全级别高
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KeyPair pair = keyGen.generateKeyPair();
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PrivateKey privateKey = pair.getPrivate();
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PublicKey publicKey = pair.getPublic();
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// Base64 编码，便于存储和传输
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String privateKeyBase64 = Base64.getEncoder().encodeToString(privateKey.getEncoded());
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String publicKeyBase64 = Base64.getEncoder().encodeToString(publicKey.getEncoded());
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System.out.println("Private Key (Base64): " + privateKeyBase64);
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System.out.println("Public Key (Base64): " + publicKeyBase64);
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} catch (NoSuchAlgorithmException e) {
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e.printStackTrace();
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}
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}
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}
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