{"id":61784,"date":"2025-04-29T12:37:03","date_gmt":"2025-04-29T04:37:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/61784\/"},"modified":"2025-04-29T12:37:03","modified_gmt":"2025-04-29T04:37:03","slug":"linux%e4%b8%8ejava%e7%9a%84md5%e5%8a%a0%e5%af%86%e4%b8%8d%e5%90%8c%e5%9c%a8%e5%93%aa-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/61784\/","title":{"rendered":"linux\u4e0ejava\u7684md5\u52a0\u5bc6\u4e0d\u540c\u5728\u54ea"},"content":{"rendered":"

\n \u5728linux\u548cjava\u4e2d\uff0cmd5\u52a0\u5bc6\u7b97\u6cd5\u7684\u5b9e\u73b0\u662f\u76f8\u540c\u7684\uff0c\u4f46\u5728\u4f7f\u7528\u4e0a\u6709\u7ec6\u5fae\u7684\u5dee\u5f02\uff1a1\u3001linux\u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177md5sum\u5bf9\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8fdb\u884cmd5\u52a0\u5bc6\uff0c\u800c\u5728java\u4e2d\uff0c\u9700\u8981\u4f7f\u7528messagedigest\u7c7b\u6765\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684md5\u6563\u5217\u503c\uff1b2\u3001linux\u4e2d\uff0cmd5sum\u547d\u4ee4\u8f93\u51fa\u7684\u6563\u5217\u503c\u901a\u5e38\u4ee5\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8868\u793a\uff1b\u800c\u5728java\u4e2d\uff0cmd5\u6563\u5217\u503c\u9ed8\u8ba4\u4ee5\u5b57\u8282\u6570\u7ec4\u7684\u5f62\u5f0f\u8868\u793a\u3002\n<\/p><\/blockquote>\n

\"linux\u4e0ejava\u7684md5\u52a0\u5bc6\u4e0d\u540c\u5728\u54ea\u63d2\u56fe\"<\/p>\n

\u672c\u6559\u7a0b\u64cd\u4f5c\u7cfb\u7edf\uff1aLinux5.18.14\u7cfb\u7edf\u3001Dell G3\u7535\u8111\u3002<\/p>\n

\u5728 Linux \u548c Java \u4e2d\uff0cMD5 \u52a0\u5bc6\u7b97\u6cd5\u7684\u5b9e\u73b0\u662f\u76f8\u540c\u7684\uff0c\u4f46\u5728\u4f7f\u7528\u4e0a\u53ef\u80fd\u6709\u4e00\u4e9b\u7ec6\u5fae\u7684\u5dee\u5f02\u3002<\/p>\n

1\u3001\u5b57\u7b26\u4e32\u5904\u7406\u65b9\u5f0f\uff1a<\/strong><\/p>\n

\u5728 Linux \u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177 md5sum \u5bf9\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8fdb\u884c MD5 \u52a0\u5bc6\u3002\u5b83\u5c06\u5bf9\u6574\u4e2a\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8ba1\u7b97 MD5 \u6563\u5217\u503c\uff0c\u5e76\u8f93\u51fa\u7ed3\u679c\u3002\u800c\u5728 Java \u4e2d\uff0c\u4f60\u9700\u8981\u4f7f\u7528 Java \u7684 MessageDigest \u7c7b\u6765\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684 MD5 \u6563\u5217\u503c\u3002<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

2\u3001\u8f93\u51fa\u683c\u5f0f\uff1a<\/strong><\/p>\n

\u5728 Linux \u4e2d\uff0cmd5sum \u547d\u4ee4\u8f93\u51fa\u7684\u6563\u5217\u503c\u901a\u5e38\u4ee5\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8868\u793a\uff0c\u4f8b\u5982 d41d8cd98f00b204e9800998ecf8427e\u3002\u800c\u5728 Java \u4e2d\uff0cMD5 \u6563\u5217\u503c\u9ed8\u8ba4\u4ee5\u5b57\u8282\u6570\u7ec4\u7684\u5f62\u5f0f\u8868\u793a\uff0c\u4f60\u53ef\u4ee5\u5c06\u5176\u8f6c\u6362\u6210\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u4fdd\u7559\u4e3a\u5b57\u8282\u6570\u7ec4\u3002<\/p>\n

\u4e0b\u9762\u5206\u522b\u7ed9\u51fa\u5728 Linux \u548c Java \u4e2d\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684 MD5 \u6563\u5217\u503c\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

\u5728 Linux \u4e2d\u4f7f\u7528 md5sum \u547d\u4ee4\uff1a<\/p>\n

echo -n \"Hello, World!\" | md5sum<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728 Java \u4e2d\u4f7f\u7528 MessageDigest \u8ba1\u7b97 MD5 \u6563\u5217\u503c\uff1a<\/p>\n
import java.nio.charset.StandardCharsets;\nimport java.security.MessageDigest;\nimport java.security.NoSuchAlgorithmException;\npublic class MD5Example {\n    public static void main(String[] args) throws NoSuchAlgorithmException {\n        String input = \"Hello, World!\";\n        MessageDigest md = MessageDigest.getInstance(\"MD5\");\n        byte[] hash = md.digest(input.getBytes(StandardCharsets.UTF_8));\n        StringBuilder hexString = new StringBuilder();\n        for (byte b : hash) {\n            String hex = Integer.toHexString(0xFF &amp; b);\n            if (hex.length() == 1) {\n                hexString.append('0');\n            }\n            hexString.append(hex);\n        }\n        System.out.println(hexString.toString());\n    }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65e0\u8bba\u662f\u5728 Linux \u8fd8\u662f Java \u4e2d\uff0cMD5 \u52a0\u5bc6\u7b97\u6cd5\u90fd\u662f\u5355\u5411\u7684\uff0c\u4e0d\u53ef\u9006\u8f6c\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u9a8c\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\uff0c\u4f46\u5bf9\u4e8e\u5bc6\u7801\u5b58\u50a8\u6765\u8bf4\u5df2\u7ecf\u4e0d\u518d\u5b89\u5168\uff0c\u63a8\u8350\u4f7f\u7528\u66f4\u5f3a\u5927\u7684\u54c8\u5e0c\u7b97\u6cd5\uff0c\u5982 SHA-256 \u6216 bcrypt\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u4e0ejava\u7684md5\u52a0\u5bc6\u4e0d\u540c\u5728\u54ea\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728linux\u548cjava\u4e2d\uff0cmd5\u52a0\u5bc6\u7b97\u6cd5\u7684\u5b9e\u73b0\u662f\u76f8\u540c\u7684\uff0c\u4f46\u5728\u4f7f\u7528\u4e0a\u6709\u7ec6\u5fae\u7684\u5dee\u5f02\uff1a1\u3001linux\u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177md5sum\u5bf9\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8fdb\u884cmd5\u52a0\u5bc6\uff0c\u800c\u5728java\u4e2d\uff0c\u9700\u8981\u4f7f\u7528messagedigest\u7c7b\u6765\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684md5\u6563\u5217\u503c\uff1b2\u3001linux\u4e2d\uff0cmd5sum\u547d\u4ee4\u8f93\u51fa\u7684\u6563\u5217\u503c\u901a\u5e38\u4ee5\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8868\u793a\uff1b\u800c\u5728java\u4e2d\uff0cmd5\u6563\u5217\u503c\u9ed8\u8ba4\u4ee5\u5b57\u8282\u6570\u7ec4\u7684\u5f62\u5f0f\u8868\u793a\u3002 \u672c\u6559\u7a0b\u64cd\u4f5c\u7cfb\u7edf\uff1aLinux5.18.14\u7cfb\u7edf\u3001Dell G3\u7535\u8111\u3002 \u5728 Linux \u548c Java \u4e2d\uff0cMD5 \u52a0\u5bc6\u7b97\u6cd5\u7684\u5b9e\u73b0\u662f\u76f8\u540c\u7684\uff0c\u4f46\u5728\u4f7f\u7528\u4e0a\u53ef\u80fd\u6709\u4e00\u4e9b\u7ec6\u5fae\u7684\u5dee\u5f02\u3002 1\u3001\u5b57\u7b26\u4e32\u5904\u7406\u65b9\u5f0f\uff1a \u5728 Linux \u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177 md5sum \u5bf9\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8fdb\u884c MD5 \u52a0\u5bc6\u3002\u5b83\u5c06\u5bf9\u6574\u4e2a\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u8ba1\u7b97 MD5 \u6563\u5217\u503c\uff0c\u5e76\u8f93\u51fa\u7ed3\u679c\u3002\u800c\u5728 Java \u4e2d\uff0c\u4f60\u9700\u8981\u4f7f\u7528 Java \u7684 MessageDigest \u7c7b\u6765\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684 MD5 \u6563\u5217\u503c\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b 2\u3001\u8f93\u51fa\u683c\u5f0f\uff1a \u5728 Linux \u4e2d\uff0cmd5sum \u547d\u4ee4\u8f93\u51fa\u7684\u6563\u5217\u503c\u901a\u5e38\u4ee5\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8868\u793a\uff0c\u4f8b\u5982 d41d8cd98f00b204e9800998ecf8427e\u3002\u800c\u5728 Java \u4e2d\uff0cMD5 \u6563\u5217\u503c\u9ed8\u8ba4\u4ee5\u5b57\u8282\u6570\u7ec4\u7684\u5f62\u5f0f\u8868\u793a\uff0c\u4f60\u53ef\u4ee5\u5c06\u5176\u8f6c\u6362\u6210\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u4fdd\u7559\u4e3a\u5b57\u8282\u6570\u7ec4\u3002 \u4e0b\u9762\u5206\u522b\u7ed9\u51fa\u5728 Linux \u548c Java \u4e2d\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684 MD5 \u6563\u5217\u503c\u7684\u793a\u4f8b\u4ee3\u7801\uff1a \u5728 Linux \u4e2d\u4f7f\u7528 md5sum \u547d\u4ee4\uff1a echo -n “Hello, World!” | md5sum \u767b\u5f55\u540e\u590d\u5236 \u5728 Java \u4e2d\u4f7f\u7528 MessageDigest \u8ba1\u7b97 MD5 \u6563\u5217\u503c\uff1a import java.nio.charset.StandardCharsets; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class MD5Example {     public static void main(String[] args) throws NoSuchAlgorithmException {         String input = “Hello, World!”;         MessageDigest md = MessageDigest.getInstance(“MD5”); […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-61784","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61784","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=61784"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61784\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=61784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=61784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=61784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}