{"id":750,"date":"2022-09-26T11:31:05","date_gmt":"2022-09-26T02:31:05","guid":{"rendered":"https:\/\/blog.mamimu.me\/fishblue\/?p=750"},"modified":"2022-09-29T07:29:21","modified_gmt":"2022-09-28T22:29:21","slug":"hdd%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e6%b6%88%e5%8e%bb","status":"publish","type":"post","link":"https:\/\/blog.mamimu.me\/fishblue\/?p=750","title":{"rendered":"HDD\u306e\u30c7\u30fc\u30bf\u6d88\u53bb"},"content":{"rendered":"<p>\u81ea\u5b85\u3067\u691c\u8a3c\u7528\u30b5\u30fc\u30d0\u30fc\u3092\u6301\u3063\u3066\u3044\u308b\u3068\u30b5\u30fc\u30d0\u30fc\u51e6\u5206\u6642\u306bHDD\u306e\u30c7\u30fc\u30bf\u524a\u9664\u3092\u3057\u305f\u307b\u3046\u304c\u826f\u3044\u3067\u3059\u306d\u3002<br \/>\n\u3067\u3001\u524a\u9664\u65b9\u6cd5\u306e\u5099\u5fd8\u9332\u3002<\/p>\n<p>\u6614\u306fdd\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u304c\u6700\u8fd1\u306fshred\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u305d\u3046\u3067\u3059\u306d\u3002<\/p>\n<p>\u4f7f\u7528\u4f8b<br \/>\n# shred -n 3 -v \/dev\/sdb<br \/>\nn\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u30e9\u30f3\u30c0\u30e0\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u56de\u6570\u3067\u3059\u3002\u591a\u3051\u308c\u3070\u591a\u3044\u307b\u3069\u3044\u3044\u3093\u3067\u3057\u3087\u3046\u3051\u3069\u6642\u9593\u3082\u639b\u304b\u308b\u306e\u30673\u56de\u306b\u3057\u307e\u3057\u305f\u3002\u3067\u3082\u30c7\u30d5\u30a9\u30eb\u30c8\u304c3\u306e\u3088\u3046\u3067\u3059\u3002<br \/>\nv\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u753b\u9762\u306b\u9032\u6357\u72b6\u6cc1\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<br \/>\n\/dev\/sdb\u306f\u524a\u9664\u5bfe\u8c61\u306eHDD\u3067\u3059\u3002\u5b9f\u969b\u306e\u74b0\u5883\u306b\u5408\u308f\u305b\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001z\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3068\u6700\u5f8c\u306b0\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<br \/>\n\u4f7f\u7528\u4f8b<br \/>\n# shred -z -v \/dev\/sdb<br \/>\n\u3053\u306e\u5834\u5408\u306f\u30e9\u30f3\u30c0\u30e0\u30c7\u30fc\u30bf\u30923\u56de\u30010\u30c7\u30fc\u30bf\u30921\u56de\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<p>\u53c2\u8003\u307e\u3067\u306bdd\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u305f\u4f8b\u306f\u4ee5\u4e0b\u3067\u3059\u3002<br \/>\n# dd if=\/dev\/zero of=\/dev\/sdb\u3000\u3000\uff080\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u5834\u5408\uff09<br \/>\n# dd if=\/dev\/random of=\/dev\/sdb\u3000\uff08\u30e9\u30f3\u30c0\u30e0\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u5834\u5408\uff09<br \/>\n\u3046\u308d\u899a\u3048\u306a\u3093\u3067\u3059\u304c\u30010\u30c7\u30fc\u30bf\u30922\u56de\u66f8\u304d\u8fbc\u3093\u3067\u30e9\u30f3\u30c0\u30e0\u30c7\u30fc\u30bf\u30921\u56de\u66f8\u304d\u8fbc\u3080\u306e\u304cNASA\u306e\u63a8\u5968\u3063\u3066\u3069\u3053\u304b\u3067\u8aad\u3093\u3060\u8a18\u61b6\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30102022\/9\/29\u8ffd\u8a18\u3011<br \/>\n\u8aa4\u308a\u304c\u3042\u3063\u305f\u305f\u3081\u4fee\u6b63<br \/>\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\"\n     style=\"display:inline-block;width:468px;height:60px\"\n     data-ad-client=\"ca-pub-9128529039742412\"\n     data-ad-slot=\"0240515414\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u81ea\u5b85\u3067\u691c\u8a3c\u7528\u30b5\u30fc\u30d0\u30fc\u3092\u6301\u3063\u3066\u3044\u308b\u3068\u30b5\u30fc\u30d0\u30fc\u51e6\u5206\u6642\u306bHDD\u306e\u30c7\u30fc\u30bf\u524a\u9664\u3092\u3057\u305f\u307b\u3046\u304c\u826f\u3044\u3067\u3059\u306d\u3002 \u3067\u3001\u524a\u9664\u65b9\u6cd5\u306e\u5099\u5fd8\u9332\u3002 \u6614\u306fdd\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u304c\u6700\u8fd1\u306fshred\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u305d\u3046\u3067\u3059\u306d\u3002 \u4f7f\u7528\u4f8b # shred<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,4],"tags":[],"class_list":["post-750","post","type-post","status-publish","format-standard","hentry","category-linux","category-4"],"_links":{"self":[{"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=\/wp\/v2\/posts\/750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=750"}],"version-history":[{"count":0,"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=\/wp\/v2\/posts\/750\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.mamimu.me\/fishblue\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}