{"id":1392,"date":"2021-04-14T22:25:30","date_gmt":"2021-04-14T13:25:30","guid":{"rendered":"http:\/\/leenux.kr\/?p=1392"},"modified":"2021-04-14T22:35:30","modified_gmt":"2021-04-14T13:35:30","slug":"ubuntu-ufw-%eb%b0%a9%ed%99%94%eb%b2%bd-%ec%84%a4%ec%a0%95%ed%95%98%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/leenux.kr\/?p=1392","title":{"rendered":"[Ubuntu] UFW \ubc29\ud654\ubcbd \uc124\uc815\ud558\uae30"},"content":{"rendered":"\n<p class=\"has-text-color has-very-dark-gray-color\"><strong>\uae30\ubcf8\uc801\uc73c\ub85c \uc6b0\ubd84\ud22c\ub294 UFW \ubc29\ud654\ubcbd \uc11c\ube44\uc2a4\uac00 \ube44\ud65c\uc131\ud654\ub85c \ub418\uc5b4 \uc788\ub2e4.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-very-dark-gray-color\"><strong>UFW \uc0c1\ud0dc \ud655\uc778<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw status<\/code><\/pre>\n\n\n\n<p class=\"has-text-color has-very-dark-gray-color\"><strong>UFW \uc11c\ube44\uc2a4 \ud65c\uc131\ud654<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw enable<\/code><\/pre>\n\n\n\n<p class=\"has-text-color has-very-dark-gray-color\"><strong>UFW \uc11c\ube44\uc2a4 \ube44\ud65c\uc131\ud654<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw disable<\/code><\/pre>\n\n\n\n<p class=\"has-text-color has-very-dark-gray-color\"><strong>UFW \uc11c\ube44\uc2a4 \uc0c1\ud0dc \ud655\uc778<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw status verbose<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>UFW \uae30\ubcf8 \ub8f0 \ud655\uc778<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw show raw<\/code><\/pre>\n\n\n\n<p>\uae30\ubcf8 \uc815\ucc45 \ucc28\ub2e8<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw default deny<\/code><\/pre>\n\n\n\n<p>\uae30\ubcf8 \uc815\ucc45 \ud5c8\uc6a9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw default allow<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 TCP\/UDP \ubaa8\ub450 \ud5c8\uc6a9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow 22<\/code><\/pre>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 TCP\ub9cc \ud5c8\uc6a9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow 22\/tcp<\/code><\/pre>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 UDP\ub9cc \ud5c8\uc6a9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow 22\/udp<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 TCP\/UDP \ubaa8\ub450 \ucc28\ub2e8<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw deny 22<\/code><\/pre>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 TCP\ub9cc \ucc28\ub2e8<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw deny 22\/tcp<\/code><\/pre>\n\n\n\n<p>\ud2b9\uc815 \ud3ec\ud2b8 UDP\ub9cc \ucc28\ub2e8<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw deny 22\/udp<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>UFW \uaddc\uce59\/\ub8f0 \uc0ad\uc81c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw delete deny 22\/tcp<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>\uc11c\ube44\uc2a4 \ud3ec\ud2b8 \ud5c8\uc6a9<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>less \/etc\/services<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow ssh\nsudo ufw deny ssh<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>\ubc29\ud654\ubcbd \ub85c\uadf8 ON\/OFF<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw logging on \nsudo ufw logging off<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\uae30\ubcf8\uc801\uc73c\ub85c \uc6b0\ubd84\ud22c\ub294 UFW \ubc29\ud654\ubcbd \uc11c\ube44\uc2a4\uac00 \ube44\ud65c\uc131\ud654\ub85c \ub418\uc5b4 \uc788\ub2e4. UFW \uc0c1\ud0dc \ud655\uc778 UFW [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1168,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[33],"tags":[],"_links":{"self":[{"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/posts\/1392"}],"collection":[{"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/leenux.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1392"}],"version-history":[{"count":3,"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/posts\/1392\/revisions"}],"predecessor-version":[{"id":1395,"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/posts\/1392\/revisions\/1395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/leenux.kr\/index.php?rest_route=\/wp\/v2\/media\/1168"}],"wp:attachment":[{"href":"https:\/\/leenux.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/leenux.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/leenux.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}