{"id":4076,"date":"2022-02-19T14:21:35","date_gmt":"2022-02-19T05:21:35","guid":{"rendered":"https:\/\/tech.akat.info\/?p=4076"},"modified":"2022-02-19T14:21:35","modified_gmt":"2022-02-19T05:21:35","slug":"%e3%80%8c%e6%96%b0%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3lpic-3-303%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3ver-3-0%ef%bc%89%e3%83%97%e3%83%ad%e3%81%ae%e8%ac%9b%e5%b8%ab%e3%81%8c","status":"publish","type":"post","link":"https:\/\/tech.akat.info\/?p=4076","title":{"rendered":"\u300c\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3LPIC-3 (303\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3Ver.3.0\uff09\u30d7\u30ed\u306e\u8b1b\u5e2b\u304c\u5148\u53d6\u308a\u89e3\u8aac\uff01-\u4e09\u6d66\u4e00\u5fd7\u6c0f -\u300d\u3092\u8996\u8074\u3057\u305f"},"content":{"rendered":"<p><a href=\"https:\/\/twitter.com\/LPIConnectJA\/status\/1494514522895360001\">\u300c\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3LPIC-3 (303\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3Ver.3.0\uff09\u30d7\u30ed\u306e\u8b1b\u5e2b\u304c\u5148\u53d6\u308a\u89e3\u8aac\uff01-\u4e09\u6d66\u4e00\u5fd7\u6c0f-\u300d<\/a>\u3092\u8996\u8074\u3057\u305f\u3002<br \/>\n\u77e5\u3089\u306a\u304b\u3063\u305f\u3053\u3068\u3092\u30e1\u30e2\u3059\u308b\u3002<\/p>\n<h2>\u65e5\u672c\u8a9e\u7248303\u8a66\u9a13\u60c5\u5831<\/h2>\n<p>\u30fbVer3.0 \u306f 2022\u5e742\u670811\u65e5\u304b\u3089\u914d\u4fe1\u958b\u59cb<br \/>\n\u30fbVer2.0 \u306f 2022\u5e748\u670831\u65e5\u307e\u3067\u53d7\u9a13\u53ef\u80fd<\/p>\n<h2>Ver3.0\u306b\u3066\u65b0\u3057\u304f\u8ffd\u52a0\u3055\u308c\u305f\u5185\u5bb9<\/h2>\n<p>\u30fb\u6697\u53f7\u5316<br \/>\n\u3000\u30fbLet&#8217;s Encrypt<br \/>\n\u30fb\u30db\u30b9\u30c8\u30cf\u30fc\u30c7\u30cb\u30f3\u30b0(\u30db\u30b9\u30c8\u306e\u5805\u7262\u5316)<br \/>\n\u3000\u30fbSSH CA<br \/>\n\u3000\u3000CA\u3092\u69cb\u7bc9\u3059\u308b\u3002CA\u3092\u5229\u7528\u3057\u3066\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u516c\u958b\u9375\u3092\u6697\u53f7\u5316\u3057\u3001\u30b5\u30fc\u30d0\u306b\u914d\u7f6e\u3057\u3066\u3001SSH\u63a5\u7d9a\u3092\u5b9f\u65bd\u3059\u308b<br \/>\n\u3000\u30fbUSBGuard\u3092\u5229\u7528\u3057\u305fUSB\u30c7\u30d0\u30a4\u30b9\u306e\u30d6\u30e9\u30c3\u30af\u30ea\u30b9\u30c8\u3001\u30db\u30ef\u30a4\u30c8\u30ea\u30b9\u30c8\u5316<br \/>\n\u30fb\u30ea\u30bd\u30fc\u30b9\u5236\u5fa1<br \/>\n\u3000\u30fbcgroups\u306e\u7406\u89e3\u3068\u7ba1\u7406<br \/>\n\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<br \/>\n\u3000\u30fbWireGuard(\u30d5\u30ea\u30fc\u304b\u3064\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306eVPN\u5b9f\u88c5)<br \/>\n\u3000\u3000OpenVPN\u3084IPsec\u306e\u6b20\u70b9\u3067\u3042\u3063\u305f\u8907\u96d1\u6027\u3092\u6539\u5584\u306b\u3059\u308b\u305f\u3081\u306b\u751f\u307e\u308c\u305f<br \/>\n\u30fb\u8105\u5a01\u3068\u8106\u5f31\u6027\u8a55\u4fa1<br \/>\n\u3000\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5168\u822c\u306e\u77e5\u8b58\u3084\u30da\u30cd\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u30c6\u30b9\u30c8\u306b\u3064\u3044\u3066<br \/>\n\u3000\u3000\u30fbArmitage\uff1aMetasploit\u306eGUI\u30c4\u30fc\u30eb<br \/>\n\u3000\u3000\u30fbSocial Engineer Toolkit(SET)\uff1a\u507d\u30b5\u30a4\u30c8\u3092\u4f5c\u6210\u53ef\u80fd\u3002\u4fb5\u5165\u30c6\u30b9\u30c8\u306b\u5229\u7528\u3059\u308b<\/p>\n<h3>Let&#8217;s Encrypt<\/h3>\n<p>\u30fb\u975e\u55b6\u5229\u56e3\u4f53Internet Security Research Group(ISRG)\u306b\u3088\u3063\u3066\u904b\u55b6\u3055\u308c\u3066\u3044\u308b\u3002<br \/>\n\u30fbACME v2(X.509\u8a3c\u660e\u66f8\u306e\u30c9\u30e1\u30a4\u30f3\u691c\u8a3c\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u7ba1\u7406\u3092\u81ea\u52d5\u5316\u3059\u308b\u30d7\u30ed\u30c8\u30b3\u30eb)\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3002<br \/>\n\u30fbCertbot\u306fsnapd\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u53ef\u80fd\u3002<\/p>\n<h3>cgroups<\/h3>\n<p>cgroups\u306f\u30d7\u30ed\u30bb\u30b9\u30b0\u30eb\u30fc\u30d7\u306e\u30ea\u30bd\u30fc\u30b9(CPU\u3001\u30e1\u30e2\u30ea\u3001\u30c7\u30a3\u30b9\u30afIO)\u306e\u5229\u7528\u3092\u5236\u9650\u3001\u9694\u96e2\u3059\u308bLinux\u30ab\u30fc\u30cd\u30eb\u6a5f\u80fd\u3002<br \/>\nCPU\u3092\u5236\u9650\u3057\u305f\u3044\u5834\u5408\u3001\/sys\/fs\/cgroup\/cpu\u914d\u4e0b\u306b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3059\u308b\u3068\u30d5\u30a1\u30a4\u30eb\u304c\u4f5c\u6210\u3055\u308c\u308b\u305f\u3081\u3001\u305d\u3053\u306bPID\u3084\u5236\u9650\u5024\u3092\u66f8\u304d\u8fbc\u3080\u3053\u3068\u3067CPU\u30ea\u30bd\u30fc\u30b9\u3092\u5236\u9650\u53ef\u80fd\u3002<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\n# mkdir \/sys\/fs\/cgroup\/cpu\/Example\r\n# ls \/sys\/fs\/cgroup\/cpu\/Example\r\ncgroup.clone_children  cpu.shares     cpuacct.usage_all          cpuacct.usage_sys\r\ncgroup.procs           cpu.stat       cpuacct.usage_percpu       cpuacct.usage_user\r\ncpu.cfs_period_us      cpuacct.stat   cpuacct.usage_percpu_sys   notify_on_release\r\ncpu.cfs_quota_us       cpuacct.usage  cpuacct.usage_percpu_user  tasks\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3LPIC-3 (303\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3Ver.3.0\uff09\u30d7\u30ed\u306e\u8b1b\u5e2b\u304c\u5148\u53d6\u308a\u89e3\u8aac\uff01-\u4e09\u6d66\u4e00\u5fd7\u6c0f-\u300d\u3092\u8996\u8074\u3057\u305f\u3002 \u77e5\u3089\u306a\u304b\u3063\u305f\u3053\u3068\u3092\u30e1\u30e2\u3059\u308b\u3002 \u65e5\u672c\u8a9e\u7248303\u8a66\u9a13\u60c5\u5831 \u30fbVer3.0 \u306f 2022\u5e742\u670811\u65e5\u304b\u3089\u914d\u4fe1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[35],"tags":[],"_links":{"self":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/4076"}],"collection":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4076"}],"version-history":[{"count":1,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/4076\/revisions"}],"predecessor-version":[{"id":4077,"href":"https:\/\/tech.akat.info\/index.php?rest_route=\/wp\/v2\/posts\/4076\/revisions\/4077"}],"wp:attachment":[{"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4076"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tech.akat.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}