{"id":410,"date":"2023-04-25T20:26:03","date_gmt":"2023-04-25T12:26:03","guid":{"rendered":"https:\/\/kkkkkkkotori.top\/?p=410"},"modified":"2023-04-25T20:26:03","modified_gmt":"2023-04-25T12:26:03","slug":"gdouctf-2023-%e5%a4%8d%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/kkkkkkkotori.top\/index.php\/2023\/04\/25\/gdouctf-2023-%e5%a4%8d%e7%8e%b0\/","title":{"rendered":"GDOUCTF 2023 \u590d\u73b0"},"content":{"rendered":"\n<p><div class=\"has-toc have-toc\"><\/div><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Matryoshka<\/h2>\n\n\n\n<p>\u538b\u7f29\u5305\u5957\u5a03\uff0c\u6bcf\u4e2apassword\u91cc\u7ed3\u679c\u5982\u679c\u4e3a\u8d1f\u8981\u53d6\u7edd\u5bf9\u503c<\/p>\n\n\n\n<p>\u7136\u540e\u5c06\u6570\u5b570-9\u548c\u56db\u5219\u8fd0\u7b97\u7b26\u6620\u5c04\uff0c\u8dd1\u5b8c\u5f97\u5230flag<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"258\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1024x258.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-448\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1024x258.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-300x75.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-768x193.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1536x386.png 1536w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25.png 1554w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"258\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1024x258.png\" alt=\"\" class=\"wp-image-448\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1024x258.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-300x75.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-768x193.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25-1536x386.png 1536w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-25.png 1554w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/noscript>\n\n\n\n<h2 class=\"wp-block-heading\">pixelart<\/h2>\n\n\n\n<p>\u7528Byxs20\u5e08\u5085\u7684\u811a\u672c\u63d0\u53d6\uff08\u5e08\u5085tql\uff0c\u597d\u591a\u811a\u672c\u90fd\u975e\u5e38\u597d\u7528\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1009\" height=\"575\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-444\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22.png 1009w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22-300x171.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22-768x438.png 768w\" sizes=\"auto, (max-width: 1009px) 100vw, 1009px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"1009\" height=\"575\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22.png\" alt=\"\" class=\"wp-image-444\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22.png 1009w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22-300x171.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-22-768x438.png 768w\" sizes=\"auto, (max-width: 1009px) 100vw, 1009px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u5f97\u5230<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"593\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-1024x593.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-445\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-1024x593.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-300x174.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-768x445.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23.png 1095w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"593\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-1024x593.png\" alt=\"\" class=\"wp-image-445\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-1024x593.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-300x174.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23-768x445.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-23.png 1095w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u7136\u540e\u4e00\u628a\u68adflag<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"892\" height=\"214\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-446\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24.png 892w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24-300x72.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24-768x184.png 768w\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"892\" height=\"214\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24.png\" alt=\"\" class=\"wp-image-446\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24.png 892w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24-300x72.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-24-768x184.png 768w\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" \/><\/figure><\/noscript>\n\n\n\n<h2 class=\"wp-block-heading\">getnopwd<\/h2>\n\n\n\n<p>\u4e00\u773c\u660e\u6587<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"665\" height=\"509\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-450\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27.png 665w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27-300x230.png 300w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"665\" height=\"509\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27.png\" alt=\"\" class=\"wp-image-450\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27.png 665w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-27-300x230.png 300w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u89e3\u538b\u5f97\u5230\u4e00\u4e2a\u6d41\u91cf\u5305\uff0c\u53e6\u4e00\u4e2awinhex\u6253\u5f00\u53d1\u73b0\u662fword<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"928\" height=\"631\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-452\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29.png 928w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29-300x204.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29-768x522.png 768w\" sizes=\"auto, (max-width: 928px) 100vw, 928px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"928\" height=\"631\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29.png\" alt=\"\" class=\"wp-image-452\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29.png 928w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29-300x204.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-29-768x522.png 768w\" sizes=\"auto, (max-width: 928px) 100vw, 928px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u7136\u540e\u53d1\u73b0\u662f\u6570\u4f4d\u677f\u6d41\u91cf\uff08\u5b66\u5230\u4e86\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"691\" height=\"150\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-453\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30.png 691w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30-300x65.png 300w\" sizes=\"auto, (max-width: 691px) 100vw, 691px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"691\" height=\"150\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30.png\" alt=\"\" class=\"wp-image-453\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30.png 691w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-30-300x65.png 300w\" sizes=\"auto, (max-width: 691px) 100vw, 691px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u63a5\u4e0b\u6765\u53c2\u8003Byxs20\u5e08\u5085\u7684\u811a\u672c\uff09\uff08\u5411\u5e08\u5085\u5b66\u4e60\uff01\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"849\" height=\"191\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-454\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31.png 849w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31-300x67.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31-768x173.png 768w\" sizes=\"auto, (max-width: 849px) 100vw, 849px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"849\" height=\"191\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31.png\" alt=\"\" class=\"wp-image-454\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31.png 849w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31-300x67.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-31-768x173.png 768w\" sizes=\"auto, (max-width: 849px) 100vw, 849px\" \/><\/figure><\/noscript>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-peter-m-stewart-dot-net wp-block-embed-peter-m-stewart-dot-net\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.petermstewart.net\/otterctf-2018-network-challenges-look-at-me-write-up\/\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">t3stify<\/h2>\n\n\n\n<p>\u6839\u636ehint\u53ef\u77e5\u4e3a\u5de6\u53f3\u58f0\u9053\u5dee\u5206<\/p>\n\n\n\n<p>\u6839\u636e\u5b98\u65b9wp\u53ef\u77e5:\u5bf9\u53f3\u58f0\u9053\u97f3\u9891\u8fdb\u884c\u53cd\u76f8\uff0c\u4e0e\u5de6\u58f0\u9053\u8fdb\u884c\u6df7\u97f3\uff0c\u518d\u589e\u5f3a\u97f3\u91cf<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"244\"   class=\"lazyload\" data-src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1024x244.png\" src=\"https:\/\/cdn.jsdelivr.net\/gh\/moezx\/cdn@3.0.2\/img\/svg\/loader\/trans.ajax-spinner-preloader.svg\" onerror=\"imgError(this)\"  alt=\"\" class=\"wp-image-451\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1024x244.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-300x72.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-768x183.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1536x366.png 1536w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28.png 1907w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure >\n<noscript><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"244\" src=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1024x244.png\" alt=\"\" class=\"wp-image-451\" srcset=\"https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1024x244.png 1024w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-300x72.png 300w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-768x183.png 768w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28-1536x366.png 1536w, https:\/\/kkkkkkkotori.top\/wp-content\/uploads\/2023\/04\/image-28.png 1907w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/noscript>\n\n\n\n<p>\u811a\u672c\u590d\u73b0\u662f\u5c06\u97f3\u9891\u6587\u4ef6\u62c6\u5206\u4e3a\u5de6\u53f3\u58f0\u9053\uff0c\u8ba1\u7b97\u5de6\u53f3\u58f0\u9053\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u4f7f\u7528\u5dee\u5f02\u6570\u636e\u586b\u5145\u65b0\u97f3\u9891\u901a\u9053<\/p>\n\n\n\n<p>morse\u89e3\u7801\u5f97\u5230ARCAEA1F1E33\uff0c\u4e3adeepsound\u5bc6\u7801\u3002\u89e3\u51faflag<\/p>\n\n\n\n<p>(ps:\u53c8\u5f97\u5230\u4e00\u4e2a\u65b0\u7684\u7f51\u7ad9https:\/\/morsecode.world\/international\/decoder\/audio-decoder-adaptive.html)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ez Forensics<\/h2>\n\n\n\n<p>\u76f4\u63a5\u8d34toto\u5e08\u5085\u7684wp\u4e86\uff0c\u5b89\u88c5\u597d\u51e0\u6b21\u8868\u90fd\u5931\u8d25\u4e86(<\/p>\n\n\n\n<p><a href=\"https:\/\/blog.csdn.net\/jyttttttt\/article\/details\/130188192\" target=\"_blank\"  rel=\"nofollow\" >https:\/\/blog.csdn.net\/jyttttttt\/article\/details\/130188192<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Matryoshka \u538b\u7f29\u5305\u5957\u5a03\uff0c\u6bcf\u4e2apassword\u91cc\u7ed3\u679c\u5982\u679c\u4e3a\u8d1f\u8981\u53d6\u7edd\u5bf9\u503c \u7136\u540e\u5c06\u6570\u5b570-9\u548c\u56db\u5219\u8fd0\u7b97\u7b26\u6620\u5c04\uff0c\u8dd1\u5b8c\u5f97\u5230flag &#8230;<\/p>","protected":false},"author":1,"featured_media":447,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-410","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ctf"],"_links":{"self":[{"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/posts\/410","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/comments?post=410"}],"version-history":[{"count":2,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/posts\/410\/revisions"}],"predecessor-version":[{"id":455,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/posts\/410\/revisions\/455"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/media\/447"}],"wp:attachment":[{"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/media?parent=410"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/categories?post=410"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kkkkkkkotori.top\/index.php\/wp-json\/wp\/v2\/tags?post=410"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}