{"height":"190","width":"100%","description":"\u3061\u3087\u3063\u3068\u3057\u305f\u8a2d\u5b9a\u306a\u3069\u306e\u30e1\u30e2\u3002 SSH # cp /etc/ssh/sshd_config{,.bak} # vi /etc/ssh/sshd_config --- sshd_config.bak 2012-09-17 13:09:28.000000000 +0000 +++ sshd_config 2012-09-17 13:10:12.000000000 +0000 @@ -24,12 +24,12 @@ # Authentication: LoginGraceTime 120 -PermitRootLogin yes +PermitRootLogin no StrictModes yes \u2026","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsasaplus1.hatenadiary.com%2Fentry%2F20120917%2F1347888794\" title=\"\u7384\u7bb1/HG\u306bUbuntu\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u5f8c\u306e\u3061\u3087\u3063\u3068\u3057\u305f\u8a2d\u5b9a - \u56db\u89d2\u9769\u547d\u524d\u591c\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["\u7384\u7bb1/HG","Ubuntu"],"provider_name":"Hatena Blog","type":"rich","title":"\u7384\u7bb1/HG\u306bUbuntu\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u5f8c\u306e\u3061\u3087\u3063\u3068\u3057\u305f\u8a2d\u5b9a","published":"2012-09-17 22:33:14","provider_url":"https://hatena.blog","blog_url":"https://sasaplus1.hatenadiary.com/","url":"https://sasaplus1.hatenadiary.com/entry/20120917/1347888794","author_name":"sasaplus1","version":"1.0","author_url":"https://blog.hatena.ne.jp/sasaplus1/","blog_title":"\u56db\u89d2\u9769\u547d\u524d\u591c"}