{"id":55802,"date":"2025-08-14T08:44:39","date_gmt":"2025-08-14T00:44:39","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/55802.html"},"modified":"2025-08-14T08:44:39","modified_gmt":"2025-08-14T00:44:39","slug":"java%e5%ad%a6%e4%b9%a0%e7%ac%ac%e4%b8%80%e7%99%be%e4%b8%89%e5%8d%81%e9%83%a8%e5%88%86-%e5%8a%a0%e5%af%86","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/55802.html","title":{"rendered":"Java\u5b66\u4e60\u7b2c\u4e00\u767e\u4e09\u5341\u90e8\u5206\u2014\u2014\u52a0\u5bc6"},"content":{"rendered":"<p id=\"main-toc\">\u76ee\u5f55<\/p>\n<p id=\"%E4%B8%80%E3%80%81%E5%89%8D%E8%A8%80%E7%AE%80%E4%BB%8B-toc\" style=\"margin-left:0px\">\u4e00\u3001\u524d\u8a00\u7b80\u4ecb<\/p>\n<p id=\"%E4%BA%8C%E3%80%81%E5%AF%B9%E7%A7%B0%E5%8A%A0%E5%AF%86%EF%BC%88AES%20-%20%E6%9C%80%E5%B8%B8%E7%94%A8%EF%BC%89-toc\" style=\"margin-left:0px\">\u4e8c\u3001\u5bf9\u79f0\u52a0\u5bc6&#xff08;AES &#8211; \u6700\u5e38\u7528&#xff09;<\/p>\n<p id=\"%E4%B8%89%E3%80%81%E9%9D%9E%E5%AF%B9%E7%A7%B0%E5%8A%A0%E5%AF%86%EF%BC%88RSA%EF%BC%89-toc\" style=\"margin-left:0px\">\u4e09\u3001\u975e\u5bf9\u79f0\u52a0\u5bc6&#xff08;RSA&#xff09;<\/p>\n<p id=\"%E5%9B%9B%E3%80%81%E5%93%88%E5%B8%8C%E7%AE%97%E6%B3%95%EF%BC%88SHA-256%EF%BC%89-toc\" style=\"margin-left:0px\">\u56db\u3001\u54c8\u5e0c\u7b97\u6cd5&#xff08;SHA-256&#xff09;<\/p>\n<p id=\"%E4%BA%94%E3%80%81%E4%BD%BF%E7%94%A8KeyStore%E7%AE%A1%E7%90%86%E5%AF%86%E9%92%A5%EF%BC%88%E9%AB%98%E7%BA%A7%EF%BC%89-toc\" style=\"margin-left:0px\">\u4e94\u3001\u4f7f\u7528KeyStore\u7ba1\u7406\u5bc6\u94a5&#xff08;\u9ad8\u7ea7&#xff09;<\/p>\n<p id=\"%E5%85%AD%E3%80%81%E5%AF%B9%E6%AF%94%E4%BD%BF%E7%94%A8-toc\" style=\"margin-left:0px\">\u516d\u3001\u5bf9\u6bd4\u4f7f\u7528<\/p>\n<p id=\"%E4%B8%83%E3%80%81%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9-toc\" style=\"margin-left:0px\">\u4e03\u3001\u6ce8\u610f\u4e8b\u9879<\/p>\n<hr id=\"hr-toc\" \/>\n<h2 style=\"background-color:transparent\">\u4e00\u3001\u524d\u8a00\u7b80\u4ecb<\/h2>\n<ul>\n<li>\n<p>\u5728Java\u4e2d\u5b9e\u73b0\u52a0\u5bc6\u529f\u80fd\u4e3b\u8981\u4f9d\u8d56\u4e8eJava Cryptography Architecture (JCA) \u548c Java Cryptography Extension (JCE)\u3002<\/p>\n<\/li>\n<li>\n<p>Java Cryptography Architecture (JCA) \u662f Java \u5e73\u53f0\u7684\u6838\u5fc3\u5b89\u5168\u6846\u67b6&#xff0c;\u63d0\u4f9b\u4e86\u4e00\u5957\u6807\u51c6\u5316\u7684 API \u7528\u4e8e\u5b9e\u73b0\u52a0\u5bc6\u3001\u5bc6\u94a5\u7ba1\u7406\u3001\u6570\u5b57\u7b7e\u540d\u3001\u6d88\u606f\u6458\u8981\u7b49\u5b89\u5168\u529f\u80fd\u3002\u5b83\u91c7\u7528<span style=\"color:#fe2c24\">\u63d0\u4f9b\u8005\u67b6\u6784<\/span>&#xff08;Provider Architecture&#xff09;&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u7075\u6d3b\u9009\u62e9\u4e0d\u540c\u7684\u52a0\u5bc6\u5b9e\u73b0&#xff0c;\u540c\u65f6\u4fdd\u6301\u4ee3\u7801\u7684\u7b97\u6cd5\u72ec\u7acb\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>Java Cryptography Extension&#xff08;JCE&#xff09;\u662f Java \u5e73\u53f0\u7684\u6838\u5fc3\u52a0\u5bc6\u6846\u67b6&#xff0c;\u63d0\u4f9b\u4e86\u4e00\u5957\u6807\u51c6\u5316\u7684 API \u7528\u4e8e\u5b9e\u73b0\u52a0\u5bc6\u3001\u5bc6\u94a5\u7ba1\u7406\u3001\u6d88\u606f\u8ba4\u8bc1\u7801&#xff08;MAC&#xff09;\u3001\u5b89\u5168\u6d41\u7b49\u9ad8\u7ea7\u5b89\u5168\u529f\u80fd\u3002\u5b83\u662f <span style=\"color:#fe2c24\">Java \u5b89\u5168\u4f53\u7cfb&#xff08;JCA&#xff09;\u7684\u6269\u5c55<\/span>&#xff0c;\u4e13\u6ce8\u4e8e\u63d0\u4f9b\u5f3a\u52a0\u5bc6\u80fd\u529b&#xff0c;\u73b0\u5df2\u6210\u4e3a Java \u6807\u51c6\u5e93\u7684\u6838\u5fc3\u7ec4\u4ef6&#xff08;JDK 1.4&#043; \u8d77\u96c6\u6210&#xff09;\u3002<\/p>\n<\/li>\n<\/ul>\n<h2 id=\"%E4%BA%8C%E3%80%81%E5%AF%B9%E7%A7%B0%E5%8A%A0%E5%AF%86%EF%BC%88AES%20-%20%E6%9C%80%E5%B8%B8%E7%94%A8%EF%BC%89\" style=\"background-color:transparent\">\u4e8c\u3001\u5bf9\u79f0\u52a0\u5bc6&#xff08;AES &#8211; \u6700\u5e38\u7528&#xff09;<\/h2>\n<ul>\n<li>\n<p>\u6838\u5fc3\u6982\u5ff5&#xff1a;\u4f7f\u7528\u540c\u4e00\u4e2a\u5bc6\u94a5\u8fdb\u884c\u52a0\u5bc6\u548c\u89e3\u5bc6<\/p>\n<\/li>\n<li>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u901f\u5ea6\u5feb&#xff0c;\u9002\u5408\u5927\u6570\u636e\u91cf\u52a0\u5bc6<\/p>\n<\/li>\n<li>\n<p>\u5bc6\u94a5\u9700\u8981\u5b89\u5168\u4f20\u8f93&#xff08;\u4e3b\u8981\u7f3a\u70b9&#xff09;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5e38\u89c1\u7b97\u6cd5&#xff1a;AES&#xff08;128\/256\u4f4d&#xff09;\u3001DES&#xff08;\u5df2\u6dd8\u6c70&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u5e94\u7528\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u6587\u4ef6\u52a0\u5bc6&#xff08;\u5982\u52a0\u5bc6\u538b\u7f29\u5305&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u5e93\u5b57\u6bb5\u52a0\u5bc6<\/p>\n<\/li>\n<li>\n<p>HTTPS\u901a\u4fe1\u4e2d\u7684\u4f1a\u8bdd\u5bc6\u94a5<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>Java\u793a\u4f8b&#xff1a;<\/p>\n<\/li>\n<\/ul>\n<p>import javax.crypto.*;<br \/>\nimport javax.crypto.spec.SecretKeySpec;<br \/>\nimport java.util.Base64;<\/p>\n<p>public class AESEncryption {<br \/>\n    private static final String ALGORITHM &#061; &#034;AES&#034;;<\/p>\n<p>    public static String encrypt(String data, String secretKey) throws Exception {<br \/>\n        SecretKeySpec key &#061; new SecretKeySpec(secretKey.getBytes(), ALGORITHM);<br \/>\n        Cipher cipher &#061; Cipher.getInstance(ALGORITHM);<br \/>\n        cipher.init(Cipher.ENCRYPT_MODE, key);<br \/>\n        byte[] encryptedBytes &#061; cipher.doFinal(data.getBytes());<br \/>\n        return Base64.getEncoder().encodeToString(encryptedBytes);<br \/>\n    }<\/p>\n<p>    public static String decrypt(String encryptedData, String secretKey) throws Exception {<br \/>\n        SecretKeySpec key &#061; new SecretKeySpec(secretKey.getBytes(), ALGORITHM);<br \/>\n        Cipher cipher &#061; Cipher.getInstance(ALGORITHM);<br \/>\n        cipher.init(Cipher.DECRYPT_MODE, key);<br \/>\n        byte[] decodedBytes &#061; Base64.getDecoder().decode(encryptedData);<br \/>\n        byte[] decryptedBytes &#061; cipher.doFinal(decodedBytes);<br \/>\n        return new String(decryptedBytes);<br \/>\n    }<\/p>\n<p>    public static void main(String[] args) throws Exception {<br \/>\n        String secretKey &#061; &#034;ThisIsASecretKey&#034;; \/\/ \u5fc5\u987b16\/24\/32\u5b57\u8282<br \/>\n        String original &#061; &#034;Hello, World!&#034;;<\/p>\n<p>        String encrypted &#061; encrypt(original, secretKey);<br \/>\n        System.out.println(&#034;\u52a0\u5bc6\u540e: &#034; &#043; encrypted);<\/p>\n<p>        String decrypted &#061; decrypt(encrypted, secretKey);<br \/>\n        System.out.println(&#034;\u89e3\u5bc6\u540e: &#034; &#043; decrypted);<br \/>\n    }<br \/>\n} <\/p>\n<h2 id=\"%E4%B8%89%E3%80%81%E9%9D%9E%E5%AF%B9%E7%A7%B0%E5%8A%A0%E5%AF%86%EF%BC%88RSA%EF%BC%89\" style=\"background-color:transparent\">\u4e09\u3001\u975e\u5bf9\u79f0\u52a0\u5bc6&#xff08;RSA&#xff09;<\/h2>\n<ul>\n<li>\n<p>\u6838\u5fc3\u6982\u5ff5&#xff1a;\u4f7f\u7528\u5bc6\u94a5\u5bf9&#xff08;\u516c\u94a5\u52a0\u5bc6&#xff0c;\u79c1\u94a5\u89e3\u5bc6&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u89e3\u51b3\u5bc6\u94a5\u4f20\u8f93\u95ee\u9898&#xff08;\u516c\u94a5\u53ef\u516c\u5f00&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u901f\u5ea6\u6162&#xff08;\u6bd4\u5bf9\u79f0\u52a0\u5bc6\u61621000\u500d&#xff09;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5e38\u89c1\u7b97\u6cd5&#xff1a;RSA\u3001ECC&#xff08;\u692d\u5706\u66f2\u7ebf&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u5e94\u7528\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u6570\u5b57\u7b7e\u540d&#xff08;\u9a8c\u8bc1\u8eab\u4efd&#xff09;<\/p>\n<\/li>\n<li>\n<p>SSL\/TLS\u63e1\u624b<\/p>\n<\/li>\n<li>\n<p>\u52a0\u5bc6\u5bf9\u79f0\u5bc6\u94a5&#xff08;\u6df7\u5408\u52a0\u5bc6&#xff09;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>Java\u793a\u4f8b&#xff1a;<\/p>\n<\/li>\n<\/ul>\n<p>import javax.crypto.Cipher;<br \/>\nimport java.security.*;<br \/>\nimport java.util.Base64;<\/p>\n<p>public class RSAEncryption {<br \/>\n    public static KeyPair generateKeyPair() throws Exception {<br \/>\n        KeyPairGenerator generator &#061; KeyPairGenerator.getInstance(&#034;RSA&#034;);<br \/>\n        generator.initialize(2048); \/\/ \u5bc6\u94a5\u957f\u5ea6<br \/>\n        return generator.generateKeyPair();<br \/>\n    }<\/p>\n<p>    public static String encrypt(String data, PublicKey publicKey) throws Exception {<br \/>\n        Cipher cipher &#061; Cipher.getInstance(&#034;RSA&#034;);<br \/>\n        cipher.init(Cipher.ENCRYPT_MODE, publicKey);<br \/>\n        byte[] encryptedBytes &#061; cipher.doFinal(data.getBytes());<br \/>\n        return Base64.getEncoder().encodeToString(encryptedBytes);<br \/>\n    }<\/p>\n<p>    public static String decrypt(String encryptedData, PrivateKey privateKey) throws Exception {<br \/>\n        Cipher cipher &#061; Cipher.getInstance(&#034;RSA&#034;);<br \/>\n        cipher.init(Cipher.DECRYPT_MODE, privateKey);<br \/>\n        byte[] decodedBytes &#061; Base64.getDecoder().decode(encryptedData);<br \/>\n        byte[] decryptedBytes &#061; cipher.doFinal(decodedBytes);<br \/>\n        return new String(decryptedBytes);<br \/>\n    }<\/p>\n<p>    public static void main(String[] args) throws Exception {<br \/>\n        KeyPair keyPair &#061; generateKeyPair();<\/p>\n<p>        String original &#061; &#034;Secret Message&#034;;<br \/>\n        String encrypted &#061; encrypt(original, keyPair.getPublic());<br \/>\n        System.out.println(&#034;\u52a0\u5bc6\u540e: &#034; &#043; encrypted);<\/p>\n<p>        String decrypted &#061; decrypt(encrypted, keyPair.getPrivate());<br \/>\n        System.out.println(&#034;\u89e3\u5bc6\u540e: &#034; &#043; decrypted);<br \/>\n    }<br \/>\n} <\/p>\n<h2 id=\"%E5%9B%9B%E3%80%81%E5%93%88%E5%B8%8C%E7%AE%97%E6%B3%95%EF%BC%88SHA-256%EF%BC%89\" style=\"background-color:transparent\">\u56db\u3001\u54c8\u5e0c\u7b97\u6cd5&#xff08;SHA-256&#xff09;<\/h2>\n<ul>\n<li>\n<p>\u6838\u5fc3\u6982\u5ff5&#xff1a;\u751f\u6210\u6570\u636e\u7684\u552f\u4e00\u6307\u7eb9&#xff08;\u4e0d\u53ef\u9006&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5355\u5411\u51fd\u6570&#xff08;\u65e0\u6cd5\u89e3\u5bc6&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u76f8\u540c\u8f93\u5165\u6c38\u8fdc\u4ea7\u751f\u76f8\u540c\u8f93\u51fa<\/p>\n<\/li>\n<li>\n<p>\u96ea\u5d29\u6548\u5e94&#xff08;\u5fae\u5c0f\u6539\u52a8\u7ed3\u679c\u5de8\u53d8&#xff09;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5e38\u89c1\u7b97\u6cd5&#xff1a;SHA-256\u3001SHA-3\u3001MD5&#xff08;\u5df2\u4e0d\u5b89\u5168&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u5e94\u7528\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5bc6\u7801\u5b58\u50a8&#xff08;\u52a0\u76d0\u54c8\u5e0c&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u5b8c\u6574\u6027\u6821\u9a8c<\/p>\n<\/li>\n<li>\n<p>\u533a\u5757\u94fe\u4ea4\u6613\u9a8c\u8bc1<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>Java\u793a\u4f8b&#xff1a;<\/p>\n<\/li>\n<\/ul>\n<p>import java.security.MessageDigest;<br \/>\nimport java.util.HexFormat;<\/p>\n<p>public class HashExample {<br \/>\n    public static String sha256(String input) throws Exception {<br \/>\n        MessageDigest digest &#061; MessageDigest.getInstance(&#034;SHA-256&#034;);<br \/>\n        byte[] hash &#061; digest.digest(input.getBytes());<br \/>\n        return HexFormat.of().formatHex(hash); \/\/ Java 17&#043; \u7684\u5341\u516d\u8fdb\u5236\u8f6c\u6362<br \/>\n    }<\/p>\n<p>    public static void main(String[] args) throws Exception {<br \/>\n        String data &#061; &#034;Password123!&#034;;<br \/>\n        String hashed &#061; sha256(data);<br \/>\n        System.out.println(&#034;SHA-256 \u54c8\u5e0c\u503c: &#034; &#043; hashed);<br \/>\n    }<br \/>\n} <\/p>\n<h2 id=\"%E4%BA%94%E3%80%81%E4%BD%BF%E7%94%A8KeyStore%E7%AE%A1%E7%90%86%E5%AF%86%E9%92%A5%EF%BC%88%E9%AB%98%E7%BA%A7%EF%BC%89\" style=\"background-color:transparent\">\u4e94\u3001\u4f7f\u7528KeyStore\u7ba1\u7406\u5bc6\u94a5&#xff08;\u9ad8\u7ea7&#xff09;<\/h2>\n<ul>\n<li>\n<p>\u6838\u5fc3\u6982\u5ff5&#xff1a;\u5b89\u5168\u7ba1\u7406\u5bc6\u94a5\u548c\u8bc1\u4e66\u7684\u4fdd\u9669\u7bb1<\/p>\n<\/li>\n<li>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u5bc6\u7801\u4fdd\u62a4\u8bbf\u95ee<\/p>\n<\/li>\n<li>\n<p>\u652f\u6301\u786c\u4ef6\u52a0\u5bc6\u6a21\u5757&#xff08;HSM&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u53ef\u5b58\u50a8\u591a\u79cd\u7c7b\u578b\u5bc6\u94a5<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u5e38\u89c1\u683c\u5f0f&#xff1a;JKS&#xff08;Java\u539f\u751f&#xff09;\u3001PKCS12&#xff08;\u8de8\u5e73\u53f0&#xff09;<\/p>\n<\/li>\n<li>\n<p>\u5e94\u7528\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\n<p>SSL\u670d\u52a1\u5668\u8bc1\u4e66\u5b58\u50a8<\/p>\n<\/li>\n<li>\n<p>\u5e94\u7528\u914d\u7f6e\u52a0\u5bc6\u5bc6\u94a5<\/p>\n<\/li>\n<li>\n<p>\u4ee3\u7801\u7b7e\u540d\u8bc1\u4e66\u7ba1\u7406<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>Java\u793a\u4f8b&#xff1a;<\/p>\n<\/li>\n<\/ul>\n<p>import java.security.*;<br \/>\nimport java.security.cert.Certificate;<\/p>\n<p>public class KeyStoreExample {<br \/>\n    public static void main(String[] args) throws Exception {<br \/>\n        \/\/ \u521b\u5efaKeyStore<br \/>\n        KeyStore keyStore &#061; KeyStore.getInstance(&#034;PKCS12&#034;);<br \/>\n        char[] password &#061; &#034;keystorePass&#034;.toCharArray();<br \/>\n        keyStore.load(null, password); \/\/ \u521d\u59cb\u5316\u7a7aKeyStore<\/p>\n<p>        \/\/ \u751f\u6210\u5bc6\u94a5\u5e76\u5b58\u50a8<br \/>\n        KeyGenerator keyGen &#061; KeyGenerator.getInstance(&#034;AES&#034;);<br \/>\n        keyGen.init(256);<br \/>\n        SecretKey secretKey &#061; keyGen.generateKey();<br \/>\n        KeyStore.SecretKeyEntry keyEntry &#061; new KeyStore.SecretKeyEntry(secretKey);<br \/>\n        keyStore.setEntry(&#034;myAESKey&#034;, keyEntry, new KeyStore.PasswordProtection(password));<\/p>\n<p>        \/\/ \u4eceKeyStore\u83b7\u53d6\u5bc6\u94a5<br \/>\n        Key key &#061; keyStore.getKey(&#034;myAESKey&#034;, password);<br \/>\n        System.out.println(&#034;\u6062\u590d\u7684\u5bc6\u94a5: &#034; &#043; key.getAlgorithm());<br \/>\n    }<br \/>\n} <\/p>\n<h2 id=\"%E5%85%AD%E3%80%81%E5%AF%B9%E6%AF%94%E4%BD%BF%E7%94%A8\" style=\"background-color:transparent\">\u516d\u3001\u5bf9\u6bd4\u4f7f\u7528<\/h2>\n<table>\n<tr>\u7c7b\u578b\u5bc6\u94a5\u7ba1\u7406\u901f\u5ea6\u5b89\u5168\u6027\u91cd\u70b9\u5178\u578b\u7528\u9014<\/tr>\n<tbody>\n<tr>\n<td>\u5bf9\u79f0\u52a0\u5bc6<\/td>\n<td>\u5355\u4e00\u5bc6\u94a5&#xff08;\u9700\u4fdd\u5bc6&#xff09;<\/td>\n<td>\u26a1 \u6781\u5feb<\/td>\n<td>\u5bc6\u94a5\u957f\u5ea6&#xff08;AES-256&#xff09;<\/td>\n<td>\u5927\u6570\u636e\u52a0\u5bc6<\/td>\n<\/tr>\n<tr>\n<td>\u975e\u5bf9\u79f0\u52a0\u5bc6<\/td>\n<td>\u5bc6\u94a5\u5bf9&#xff08;\u516c\u94a5\/\u79c1\u94a5&#xff09;<\/td>\n<td>&#x1f422; \u6162<\/td>\n<td>\u5bc6\u94a5\u957f\u5ea6&#xff08;RSA-2048&#xff09;<\/td>\n<td>\u5bc6\u94a5\u4ea4\u6362\/\u6570\u5b57\u7b7e\u540d<\/td>\n<\/tr>\n<tr>\n<td>\u54c8\u5e0c\u7b97\u6cd5<\/td>\n<td>\u65e0\u9700\u5bc6\u94a5<\/td>\n<td>\u26a1 \u5feb<\/td>\n<td>\u6297\u78b0\u649e\u6027<\/td>\n<td>\u5bc6\u7801\u5b58\u50a8\/\u6570\u636e\u6821\u9a8c<\/td>\n<\/tr>\n<tr>\n<td>\u5bc6\u94a5\u5e93<\/td>\n<td>\u96c6\u4e2d\u4fdd\u7ba1\u591a\u5bc6\u94a5<\/td>\n<td>&#8211;<\/td>\n<td>\u8bbf\u95ee\u63a7\u5236<\/td>\n<td>\u5bc6\u94a5\u751f\u547d\u5468\u671f\u7ba1\u7406<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"%E4%B8%83%E3%80%81%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9\" style=\"background-color:transparent\">\u4e03\u3001\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p><span style=\"color:#956fe7\">1. \u5bc6\u94a5\u7ba1\u7406&#xff1a;<\/span><\/p>\n<ul>\n<li>\n<p><span style=\"color:#4da8ee\">\u5bf9\u79f0\u52a0\u5bc6&#xff1a;<\/span>\u5bc6\u94a5\u9700\u5b89\u5168\u5b58\u50a8&#xff08;\u907f\u514d\u786c\u7f16\u7801&#xff09;&#xff0c;\u63a8\u8350\u4f7f\u7528Java KeyStore<\/p>\n<\/li>\n<li>\n<p><span style=\"color:#4da8ee\">\u975e\u5bf9\u79f0\u52a0\u5bc6&#xff1a;<\/span>\u79c1\u94a5\u5fc5\u987b\u4e25\u683c\u4fdd\u62a4&#xff0c;\u516c\u94a5\u53ef\u5206\u53d1<\/p>\n<\/li>\n<\/ul>\n<p><span style=\"color:#956fe7\">2. \u7b97\u6cd5\u9009\u62e9&#xff1a;<\/span><\/p>\n<ul>\n<li>\n<p><span style=\"color:#4da8ee\">\u5bf9\u79f0\u52a0\u5bc6&#xff1a;<\/span>AES&#xff08;128\/256\u4f4d&#xff09;<\/p>\n<\/li>\n<li>\n<p><span style=\"color:#4da8ee\">\u975e\u5bf9\u79f0\u52a0\u5bc6&#xff1a;<\/span>RSA&#xff08;\u22652048\u4f4d&#xff09;\u6216 ECC<\/p>\n<\/li>\n<li>\n<p><span style=\"color:#4da8ee\">\u54c8\u5e0c&#xff1a;<\/span>SHA-256 \u6216 SHA-3<\/p>\n<\/li>\n<li>\n<p><span style=\"color:#4da8ee\">\u907f\u514d\u4f7f\u7528&#xff1a;<\/span>DES\u3001MD5\u3001SHA-1&#xff08;\u5df2\u4e0d\u5b89\u5168&#xff09;<\/p>\n<\/li>\n<\/ul>\n<p><span style=\"color:#956fe7\">3. \u589e\u5f3a\u5b89\u5168\u6027&#xff1a;<\/span><\/p>\n<p>\/\/ \u4f7f\u7528\u66f4\u5b89\u5168\u7684\u52a0\u5bc6\u6a21\u5f0f&#xff08;\u5982GCM&#xff09;<br \/>\nCipher cipher &#061; Cipher.getInstance(&#034;AES\/GCM\/NoPadding&#034;); <\/p>\n<p>\/\/ \u5bc6\u7801\u52a0\u5bc6\u4f7f\u7528PBKDF2<br \/>\nSecretKeyFactory factory &#061; SecretKeyFactory.getInstance(&#034;PBKDF2WithHmacSHA256&#034;); <\/p>\n<p><span style=\"color:#956fe7\">4. \u4f9d\u8d56&#xff1a;<\/span>Java\u6807\u51c6\u5e93\u5df2\u5305\u542bJCE&#xff0c;\u65e0\u9700\u989d\u5916\u4f9d\u8d56<\/p>\n<p>&gt; \u91cd\u8981\u63d0\u793a&#xff1a;\u751f\u4ea7\u73af\u5883\u52a1\u5fc5\u54a8\u8be2\u76f8\u5173\u6280\u672f\u4eba\u5458&#xff0c;\u52a0\u5bc6\u5b9e\u73b0\u9519\u8bef\u53ef\u80fd\u5bfc\u81f4\u4e25\u91cd\u6f0f\u6d1e&#xff01;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb634\u6b21\uff0c\u70b9\u8d5e30\u6b21\uff0c\u6536\u85cf11\u6b21\u3002\u5728Java\u4e2d\u5b9e\u73b0\u52a0\u5bc6\u529f\u80fd\u4e3b\u8981\u4f9d\u8d56\u4e8eJava Cryptography Architecture (JCA) \u548c Java Cryptography Extension (JCE)\u3002\u672c\u6587\u4ecb\u7ecd\u56db\u79cd\u52a0\u5bc6\u65b9\u5f0f\u53ca\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[99,371,190],"topic":[],"class_list":["post-55802","post","type-post","status-publish","format-standard","hentry","category-server","tag-java","tag-371","tag-190"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Java\u5b66\u4e60\u7b2c\u4e00\u767e\u4e09\u5341\u90e8\u5206\u2014\u2014\u52a0\u5bc6 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/55802.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" 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