{"id":455,"date":"2024-01-08T17:22:24","date_gmt":"2024-01-08T09:22:24","guid":{"rendered":"https:\/\/blog.taiyang.space\/?p=455"},"modified":"2024-01-08T17:22:24","modified_gmt":"2024-01-08T09:22:24","slug":"buuctf-crypto-%e7%9c%8b%e6%88%91%e5%9b%9e%e6%97%8b%e8%b8%a2","status":"publish","type":"post","link":"https:\/\/blog.taiyang.space\/?p=455","title":{"rendered":"BUUCTF-Crypto-\u770b\u6211\u56de\u65cb\u8e22"},"content":{"rendered":"

<\/p>\n

1. \u9898\u76ee\u63cf\u8ff0<\/h2>\n

\u9898\u76ee\uff1asynt{5pq1004q-86n5-46q8-o720-oro5on0417r1}<\/code><\/p>\n

\u770b\u5230\u8fd9\u4e2a\u4e00\u8138\u61f5\uff0c\u53ef\u80fd\u662f\u6211\u4f1a\u7684\u592a\u5c11\u4e86<\/p>\n

2. \u89e3\u9898\u8fc7\u7a0b<\/h2>\n

google \u4e00\u4e0b synt \u8df3\u51fa\u6765 rot13<\/p>\n

\u4e86\u89e3\u4e00\u4e0b rot13<\/p>\n

rot13<\/h3>\n

ROT13\uff08\u56de\u8f6c13\u4f4d\uff0crotate by 13 places\uff0c\u6709\u65f6\u4e2d\u95f4\u52a0\u4e86\u4e2a\u8fde\u5b57\u7b26\u79f0\u4f5cROT-13\uff09\u662f\u4e00\u79cd\u7b80\u6613\u7684\u66ff\u6362\u5f0f\u5bc6\u7801\u3002<\/p>\n

ROT13\u88ab\u63cf\u8ff0\u6210\u201c\u6742\u5fd7\u5b57\u8c1c\u4e0a\u4e0b\u98a0\u5012\u89e3\u7b54\u7684Usenet\u70b9\u5bf9\u70b9\u4f53\u201d\u3002ROT13 \u4e5f\u662f\u8fc7\u53bb\u5728\u53e4\u7f57\u9a6c\u5f00\u53d1\u7684\u51ef\u6492\u52a0\u5bc6\u7684\u4e00\u79cd\u53d8\u4f53\u3002<\/p>\n

 <\/p>\n

\u7279\u70b9\uff1a<\/p>\n

\u5957\u7528ROT13\u5230\u4e00\u6bb5\u6587\u5b57\u4e0a\u4ec5\u4ec5\u53ea\u9700\u8981\u68c0\u67e5\u5b57\u5143\u5b57\u6bcd\u987a\u5e8f\u5e76\u53d6\u4ee3\u5b83\u572813\u4f4d\u4e4b\u540e\u7684\u5bf9\u5e94\u5b57\u6bcd\uff0c \u6709\u9700\u8981\u8d85\u8fc7\u65f6\u5219\u91cd\u65b0\u7ed5\u56de26\u82f1\u6587\u5b57\u6bcd\u5f00\u5934\u5373\u53ef\u3002<\/p>\n

\u5373\uff1aA\u6362\u6210N\u3001B\u6362\u6210O\u3001\u4f9d\u6b64\u7c7b\u63a8\u5230M\u6362\u6210Z\uff0c\u7136\u540e\u5e8f\u5217\u53cd\u8f6c\uff1aN\u6362\u6210A\u3001O\u6362\u6210B\u3001\u6700\u540eZ\u6362\u6210M\u3002<\/p>\n

 <\/p>\n

ps\uff1a\u53ea\u6709\u8fd9\u4e9b\u51fa\u73b0\u5728\u82f1\u6587\u5b57\u6bcd\u91cc\u5934\u7684\u5b57\u5143\u53d7\u5f71\u54cd\uff1b\u6570\u5b57\u3001\u7b26\u53f7\u3001\u7a7a\u767d\u5b57\u5143\u4ee5\u53ca\u6240\u6709\u5176\u4ed6\u5b57\u5143\u90fd\u4e0d\u53d8\u3002<\/p>\n

3. \u6240\u9700\u5de5\u5177<\/h2>\n

\u76f4\u63a5 google \u5728\u7ebf rot13 \u89e3\u5bc6\u5de5\u5177 http:\/\/www.rot13.de\/index.php<\/a><\/p>\n

 <\/p>\n

\u83b7\u53d6 flag\uff1a flag{5cd1004d-86a5-46d8-b720-beb5ba0417e1}<\/code><\/p>\n

4. \u5199\u5728\u6700\u540e<\/h2>\n

\u80fd\u5426\u770b\u5230 synt<\/code> \u76f4\u63a5\u5224\u65ad\u4e3a rot13\uff1f<\/p>\n

\u672c\u6587\u5b8c<\/p>\n

\u656c\u7231\u4e0e\u660e\u5929\ud83c\udf39<\/p>\n

<\/body>
\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"

1. \u9898\u76ee\u63cf\u8ff0 \u9898\u76ee\uff1asynt{5pq1004q-86n5-46q8-o720-oro5on0417r1} \u770b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[167,166,165],"class_list":["post-455","post","type-post","status-publish","format-standard","hentry","category-crypto","tag-crypto","tag-ctf","tag-165"],"yoast_head":"\nBUUCTF-Crypto-\u770b\u6211\u56de\u65cb\u8e22 - #\u762b\u7537\u65e5\u8bb0<\/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:\/\/blog.taiyang.space\/?p=455\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BUUCTF-Crypto-\u770b\u6211\u56de\u65cb\u8e22 - #\u762b\u7537\u65e5\u8bb0\" \/>\n<meta property=\"og:description\" content=\"1. \u9898\u76ee\u63cf\u8ff0 \u9898\u76ee\uff1asynt{5pq1004q-86n5-46q8-o720-oro5on0417r1} \u770b […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.taiyang.space\/?p=455\" \/>\n<meta property=\"og:site_name\" content=\"#\u762b\u7537\u65e5\u8bb0\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-08T09:22:24+00:00\" \/>\n<meta name=\"author\" content=\"taiyang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"taiyang\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/blog.taiyang.space\/?p=455#article\",\"isPartOf\":{\"@id\":\"https:\/\/blog.taiyang.space\/?p=455\"},\"author\":{\"name\":\"taiyang\",\"@id\":\"https:\/\/blog.taiyang.space\/#\/schema\/person\/5e3b9567310d4c4a328573992325178c\"},\"headline\":\"BUUCTF-Crypto-\u770b\u6211\u56de\u65cb\u8e22\",\"datePublished\":\"2024-01-08T09:22:24+00:00\",\"dateModified\":\"2024-01-08T09:22:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/blog.taiyang.space\/?p=455\"},\"wordCount\":41,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/blog.taiyang.space\/#\/schema\/person\/5e3b9567310d4c4a328573992325178c\"},\"keywords\":[\"Crypto\",\"CTF\",\"\u7f51\u5b89\"],\"articleSection\":[\"Crypto\"],\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/blog.taiyang.space\/?p=455#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.taiyang.space\/?p=455\",\"url\":\"https:\/\/blog.taiyang.space\/?p=455\",\"name\":\"BUUCTF-Crypto-\u770b\u6211\u56de\u65cb\u8e22 - 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