{"id":11284,"date":"2015-11-12T23:38:18","date_gmt":"2015-11-12T14:38:18","guid":{"rendered":"http:\/\/a-tak.com\/blog\/?p=11284"},"modified":"2019-11-22T23:14:04","modified_gmt":"2019-11-22T14:14:04","slug":"direct-link-countermeasures","status":"publish","type":"post","link":"https:\/\/a-tak.com\/blog\/2015\/11\/direct-link-countermeasures\/","title":{"rendered":"\u76f4\u30ea\u30f3\u30af\u3067\u30b5\u30a4\u30c8\u306e\u753b\u50cf\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u3067\u5ba3\u4f1d\u753b\u50cf\u306b\u5dee\u3057\u66ff\u3048\u305f"},"content":{"rendered":"<div id=\"advads-1839142445\" class=\"advads-before-content-placement advads-entity-placement\" style=\"margin-left: auto;margin-right: auto;text-align: center;\"><div class=\"advads-adlabel\">\u5e83\u544a<\/div><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-7585646298782746\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:inline-block;width:300px;height:250px;\" \ndata-ad-client=\"ca-pub-7585646298782746\" \ndata-ad-slot=\"6112122906\"><\/ins> \n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div><figure><a href=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/deny.jpg?ssl=1\" title=\"\u3084\u3081\u3066\u3088\u306d\"><img data-recalc-dims=\"1\" decoding=\"async\" class=\"shadow-img\" src=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/deny.jpg?w=700&#038;ssl=1\" alt=\"\u3084\u3081\u3066\u3088\u306d\" title=\"deny.jpg\"   \/><\/a>\u2028<\/figure>\n<p>\u3000\u300c\u3064\u3044\u306b\u4ffa\u3092\u6012\u3089\u305b\u3066\u3057\u307e\u3063\u305f\u3088\u3046\u3060\u306a\u2026\u300d<\/p>\n<p><!--more--><\/p>\n<h2>\u305d\u308c\u5f15\u7528\u3058\u3083\u306a\u3044\u3060\u308d\u3063\u3066\u5f15\u7528\u304c\u591a\u3044<\/h2>\n<p>\u3000\u300c\u5f15\u7528\u5143\u300d\u3063\u3066\u66f8\u3044\u3068\u3051\u3070\u3044\u3044\u3093\u3060\u308d\u7684\u306a\u753b\u50cf\u306e\u5f15\u7528\u304c\u6700\u8fd1\u591a\u3059\u304e\u306a\u3044\u304b? \u3046\u3061\u306f\u7d20\u6750\u30b5\u30a4\u30c8\u3058\u3083\u306a\u3044\u3093\u3060\u305e\u3001\u3068\u3002<\/p>\n<p>\u753b\u50cf\u306e\u5f15\u7528\u3063\u3066\u3057\u3066\u3044\u3044\u306e\uff1f<script async src=\"\/\/cdn.embedly.com\/widgets\/platform.js\" charset=\"UTF-8\"><\/script><\/p>\n<p>\u3000\u3053\u3061\u3089\u306b\u66f8\u3044\u3066\u3042\u308b\u300c\u5f15\u7528\u3092\u884c\u3046\u5fc5\u7136\u6027\u300d\u3063\u3066\u3044\u3046\u89b3\u70b9\u3067\u306f\u30a2\u30a6\u30c8\u306a\u5f15\u7528\u304c\u307b\u3068\u3093\u3069\u306a\u6c17\u304c\u3059\u308b\u3002\u305f\u3060\u898b\u6804\u3048\u3092\u826f\u304f\u3057\u305f\u3044\u3060\u3051\u3063\u3066\u306e\u304b\u591a\u3044\u3002<\/p>\n<p>\u3000\u306a\u3093\u3068\u3044\u3046\u306e\u304b\u3001\u753b\u50cf\u305d\u306e\u3082\u306e\u306b\u3064\u3044\u3066\u8a9e\u3063\u3066\u308b\u3068\u304b\u3001\u5fc5\u7136\u6027\u306e\u3042\u308b\u3082\u306e\u306a\u3089\u3044\u3044\u306e\u3088\u3002\u300c\u3053\u306e\u5199\u771f\u7dba\u9e97!\u300d\u3068\u304b\u3001\u300c\u3053\u306e\u5199\u771f\u306e\u3053\u306e\u90e8\u5206\u306b\u5199\u3063\u3066\u3044\u308b\u306e\u304c\u3001\u4eca\u56de\u8aac\u660e\u3057\u3066\u3044\u308b\u25cb\u25cb\u3067\u3059\u300d\u3068\u304b\u3002\u3053\u3046\u3044\u3046\u306e\u306f\u672c\u3068\u304b\u96d1\u8a8c\u306e\u5f15\u7528\u3068\u30a4\u30e1\u30fc\u30b8\u8fd1\u3044\u3088\u306d\u3002\u3067\u3082\u3001\u898b\u6804\u3048\u306e\u305f\u3081\u3060\u3051\u306b\u753b\u50cf\u3060\u3051\u62dd\u501f\u3057\u3066\u5f15\u7528\u3063\u3066\u3001\u305d\u308c\u306f\u5f15\u7528\u3058\u3083\u306a\u3044\u3060\u308d\u3068\u3002<\/p>\n<h2>\u753b\u50cf\u76f4\u30ea\u30f3\u30af\u3068\u304b\u3055\u3089\u306b\u6700\u60aa<\/h2>\n<p>\u3000\u3055\u3089\u306b\u304a\u884c\u5100\u304c\u60aa\u3044\u306e\u304c\u753b\u50cf\u306b\u76f4\u30ea\u30f3\u30af\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3002\u666e\u901a\u306f\u81ea\u5206\u306e\u30b5\u30a4\u30c8\u306b\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u7f6e\u3044\u3066\u30da\u30fc\u30b8\u306b\u8868\u793a\u3059\u308b\u3093\u3060\u3051\u3069\u3001\u76f4\u30ea\u30f3\u30af\u306f\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306f\u81ea\u5206\u306e\u30b5\u30a4\u30c8\u306b\u7f6e\u304b\u305a\u306b\u3001\u6bce\u56de\u5143\u306e\u30b5\u30a4\u30c8\u306e\u753b\u50cf\u3092\u53d6\u308a\u306b\u884c\u3063\u3066\u8868\u793a\u3057\u3066\u3044\u308b\u3002<\/p>\n<figure><a href=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/direct-link.jpg?ssl=1\" title=\"\u76f4\u30ea\u30f3\u30af\u30c0\u30e1!\u30bc\u30c3\u30bf\u30a4!\"><img data-recalc-dims=\"1\" decoding=\"async\" class=\"shadow-img\" src=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/direct-link.jpg?w=700&#038;ssl=1\" alt=\"\u76f4\u30ea\u30f3\u30af\u30c0\u30e1!\u30bc\u30c3\u30bf\u30a4!\" title=\"direct-link.jpg\"   \/><\/a><figcaption>\u76f4\u30ea\u30f3\u30af\u30c0\u30e1!\u30bc\u30c3\u30bf\u30a4!<\/figcaption><\/figure>\n<p>\u3000\u3053\u308c\u306e\u4f55\u304c\u30c0\u30e1\u304b\u3068\u3044\u3046\u3068\u3001\u5143\u306e\u30b5\u30a4\u30c8\u306b\u753b\u50cf\u3068\u3044\u3046\u30c7\u30fc\u30bf\u91cf\u306e\u3067\u304b\u3044\u30c7\u30fc\u30bf\u3092\u3068\u308a\u306b\u884c\u304f\u306e\u3067\u3001\u5143\u306e\u30b5\u30a4\u30c8\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u8ca0\u62c5\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u3046\u3061\u304c\u501f\u308a\u3066\u3044\u308bGoogle Compute Engine\u306e\u30b5\u30fc\u30d0\u30fc\u306f\u30c7\u30fc\u30bf\u306e\u8ee2\u9001\u306b\u95a2\u3057\u3066\u3082\u304a\u91d1\u304c\u304b\u304b\u308b\u306e\u3067\u3001\u308f\u3056\u308f\u3056\u4ed6\u306e\u30b5\u30a4\u30c8\u306e\u300c\u898b\u6804\u3048\u300d\u306e\u305f\u3081\u306b\u79c1\u304c\u4f59\u5206\u306a\u304a\u91d1\u3092\u6255\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u5197\u8ac7\u3058\u3083\u306a\u3044\u305e\u3068\u3002<\/p>\n<h2>\u304a\u884c\u5100\u306e\u60aa\u3044\u3068\u3053\u308d\u306b\u6559\u3048\u3066\u3042\u3052\u306a\u304d\u3083\u306d<\/h2>\n<p>\u3000\u5b9f\u306f\u76f4\u30ea\u30f3\u30af\u5bfe\u7b56\u306f\u305d\u3093\u306a\u306b\u96e3\u3057\u304f\u306a\u3044\u3002\u30d6\u30e9\u30a6\u30b6\u304c\u9001\u3063\u3066\u304d\u3066\u3044\u308b\u300cHTTP \u30ea\u30d5\u30a1\u30e9\u300d\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308c\u3070\u3044\u3044\u304b\u3089\u3002\u30ea\u30d5\u30a1\u30e9\u306b\u306f\u3001\u305d\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u3069\u3053\u306e\u30da\u30fc\u30b8\u304b\u3089\u9001\u3089\u308c\u3066\u304d\u305f\u304b\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u3002\u3082\u3057\u30ea\u30d5\u30a1\u30e9\u306e\u4ed6\u306e\u30b5\u30a4\u30c8\u306e\u30da\u30fc\u30b8\u3067\u3042\u308c\u3070\u62d2\u5426\u3057\u3066\u3057\u307e\u3048\u3070\u3044\u3044\u3068\u3044\u3046\u308f\u3051\u3002<\/p>\n<p><a class=\"embedly-card\" data-card-description=\"0\" href=\"http:\/\/gori.me\/blogging\/48186\">\u3010\u30d1\u30af\u30ea\u3001\u30c0\u30e1\u3001\u7d76\u5bfe\u3011\u8a18\u4e8b\u3092\u7121\u65ad\u8ee2\u8f09\u3055\u308c\u305f\u306e\u3067\u3001Nginx\u30b5\u30fc\u30d0\u30fc\u3067\u753b\u50cf\u306e\u5dee\u3057\u66ff\u3048\u5bfe\u7b56\u3067\u4ed5\u8fd4\u3057\uff01 | gori.me\uff08\u30b4\u30ea\u30df\u30fc\uff09<\/a><script async src=\"\/\/cdn.embedly.com\/widgets\/platform.js\" charset=\"UTF-8\"><\/script><\/p>\n<p>\u3000\u3061\u3087\u3063\u3068\u5fdc\u7528\u3059\u308b\u3068\u62d2\u5426\u306e\u4ee3\u308f\u308a\u306b\u3001\u9055\u3046\u753b\u50cf\u3092\u51fa\u3059\u3053\u3068\u3082\u3067\u304d\u3061\u3083\u3046\u3001\u7d20\u6575&#x1f601;<\/p>\n<p>\u3000\u81ea\u5206\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u753b\u50cf\u3092\u7528\u610f\u3057\u305f\u3002<\/p>\n<figure><a href=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/deny.jpg?ssl=1\" title=\"\u3084\u3081\u3066\u3088\u306d\"><img data-recalc-dims=\"1\" decoding=\"async\" class=\"shadow-img\" src=\"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/deny.jpg?w=700&#038;ssl=1\" alt=\"\u3084\u3081\u3066\u3088\u306d\" title=\"deny.jpg\"   \/><\/a>\u2028<\/figure>\n<p>\u3000\u529b\u4f5c\u3067\u3042\u308b&#x1f600;<\/p>\n<p>\u3000\u672c\u5f53\u306f\u62d2\u5426\u3057\u305f\u65b9\u304c\u3046\u3061\u306e\u30b5\u30a4\u30c8\u306b\u8ca0\u8377\u304c\u304b\u304b\u3089\u306a\u3044\u306e\u3067\u3044\u3044\u306e\u3060\u3051\u3069\u3001\u76f4\u30ea\u30f3\u30af\u3057\u3066\u308b\u3068\u3053\u308d\u306f\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3048\u3001\u3068\u601d\u3063\u3066\u3044\u308b\u306e\u3067\u660e\u793a\u7684\u306b\u610f\u601d\u8868\u793a\u3057\u305f\u3002<\/p>\n<p>\u3000\u3046\u3061\u306fNginx\u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u305f\u3002<\/p>\n<p>[bash]<br \/>\n  location ~ .*\\.(gif|jpe?g|png|avi|flv|mov)$ {<br \/>\n      valid_referers none server_names ~\\.a\\-tak\\.com ~.*\\.github\\. ~\\.google\\. ~\\.yahoo\\. ~\\.bing\\. ~\\.facebook\\. ~\\.fbcdn\\.;<br \/>\n      if ($invalid_referer) {<br \/>\n        rewrite ^(.*)$ \/blog\/wp-content\/themes\/twentyelevenwithsidebar\/img\/deny.jpg break;<br \/>\n      }<br \/>\n    }<\/p>\n<p>    location ~ .*\\.(css|js|svg)$ {<br \/>\n      valid_referers none server_names ~\\.a\\-tak\\.com ~.*\\.github\\. ~\\.google\\. ~\\.yahoo\\. ~\\.bing\\. ~\\.facebook\\. ~\\.fbcdn\\.;<br \/>\n      if ($invalid_referer) {<br \/>\n        return 403;<br \/>\n      }<br \/>\n    }<br \/>\n[\/bash]<\/p>\n<p>\u3000\u898b\u4e8b\u306b\u76f4\u30ea\u30f3\u30af\u30b5\u30a4\u30c8\u306b\u3053\u306e\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u59cb\u3081\u305f\u3002\u3075\u3063\u3075\u3063\u3075\u3002<\/p>\n<p>\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u30b5\u30a4\u30c8\u3082\u53c2\u8003\u306b\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059!<\/p>\n<p><a class=\"embedly-card\" href=\"http:\/\/blog.sfpgmr.net\/entry\/2015\/01\/07\/054621\">nginx \u306e valid_referer\u3067\u76f4\u30ea\u30f3\u30af\u3092\u9632\u6b62\u3059\u308b &#8211; S.F. Page<\/a><script async src=\"\/\/cdn.embedly.com\/widgets\/platform.js\" charset=\"UTF-8\"><\/script><\/p><div id=\"advads-333219228\" class=\"advads-content-placement-after-3rd-paragraph advads-entity-placement\" style=\"margin-left: auto;margin-right: auto;text-align: center;\"><div class=\"advads-adlabel\">\u5e83\u544a<\/div><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-7585646298782746\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:inline-block;width:300px;height:250px;\" \ndata-ad-client=\"ca-pub-7585646298782746\" \ndata-ad-slot=\"6112122906\"><\/ins> \n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u2028 \u3000\u300c\u3064\u3044\u306b\u4ffa\u3092\u6012\u3089\u305b\u3066\u3057\u307e\u3063\u305f\u3088\u3046\u3060\u306a\u2026\u300d<\/p>\n","protected":false},"author":1,"featured_media":11283,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[28],"tags":[94,551],"class_list":["post-11284","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-website","tag-94","tag-551"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/a-tak.com\/blog\/wp-content\/uploads\/2015\/11\/deny.jpg?fit=1400%2C700&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/posts\/11284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/comments?post=11284"}],"version-history":[{"count":0,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/posts\/11284\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/media\/11283"}],"wp:attachment":[{"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/media?parent=11284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/categories?post=11284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/a-tak.com\/blog\/wp-json\/wp\/v2\/tags?post=11284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}