{"id":713,"date":"2021-05-05T22:08:12","date_gmt":"2021-05-05T13:08:12","guid":{"rendered":"https:\/\/manvscloud.com\/?p=713"},"modified":"2022-10-25T20:58:24","modified_gmt":"2022-10-25T11:58:24","slug":"ncp-%eb%84%a4%ec%9d%b4%eb%b2%84-%ed%81%b4%eb%9d%bc%ec%9a%b0%eb%93%9c%ec%97%90%ec%84%9c-ssh-key-%ed%8c%8c%ec%9d%bc%eb%a1%9c-%eb%a1%9c%ea%b7%b8%ec%9d%b8-%ed%82%a4-%eb%b6%84%ec%8b%a4-%ec%8b%9c","status":"publish","type":"post","link":"https:\/\/manvscloud.com\/?p=713","title":{"rendered":"[NCLOUD] \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\uc5d0\uc11c SSH Key \ud30c\uc77c\ub85c \ub85c\uadf8\uc778 &#038; \ud0a4 \ubd84\uc2e4 \uc2dc \ud2b8\ub7ec\ube14\uc288\ud305"},"content":{"rendered":"\n<p>\uc548\ub155\ud558\uc138\uc694. ManVSCloud \uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc624\ub298\uc740 Naver Cloud Platform\uc5d0\uc11c AWS\uc640 \uc811\uc18d \ubc29\uc2dd\uc774 \ub3d9\uc77c\ud558\uac8c \uc124\uc815\ud574\ubcf4\ub824 \ud569\ub2c8\ub2e4.<br> (\uc11c\ubc84 \uc0dd\uc131 \uc2dc\ubd80\ud130 \ud0a4\uac00 \uc0dd\uc131\ub418\ub294 \uac74 \uc544\ub2d9\ub2c8\ub2e4&#8230;)<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05075133\/key.jpg\" alt=\"\" class=\"wp-image-715\" width=\"255\" height=\"251\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05075133\/key.jpg 640w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05075133\/key-300x296.jpg 300w\" sizes=\"(max-width: 255px) 100vw, 255px\" \/><\/figure><\/div>\n\n\n<p>\uc804\uc5d0 \uc774\ub7f0 \uc9c8\ubb38\uc740 \ubc1b\uc740 \uc801\uc774 \uc788\uc5c8\ub294\ub370 \uac11\uc790\uae30 \uc0dd\uac01\ub098\uc11c \uc791\uc131\ud558\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<br><span class=\"has-inline-color has-vivid-purple-color\">&#8220;\uc5b4? AWS\uc5d0\uc11c\ub294 key\ud30c\uc77c\ub85c \uc811\uc18d\ud558\ub358\ub370 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\ub294 root\ub85c \uc811\uc18d\uc774 \ubc14\ub85c \ub418\uace0 \ud328\uc2a4\uc6cc\ub4dc\ub85c \ub85c\uadf8\uc778\uc774 \uac00\ub2a5\ud558\ub124\uc694. AWS\ucc98\ub7fc root \uacc4\uc815 \uc811\uc18d \ub9c9\uace0 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc73c\ub85c \uc811\uadfc\ud560 \uc218 \uc5c6\ub098\uc694?&#8221;<\/span><\/p>\n\n\n\n<p>\uc77c\ub2e8 \uacb0\ub860\ubd80\ud130 \ub9d0\uc500\ub4dc\ub9ac\uc790\uba74 \uac00\ub2a5\ud569\ub2c8\ub2e4\ub9cc&#8230; \ud0a4 \uad00\ub9ac\ub97c \uc0c1\ub2f9\ud788 \uc798 \ud558\uc154\uc57c\ud569\ub2c8\ub2e4. <br>\ud0a4\ub97c \ubd84\uc2e4\ud588\uc744 \uacbd\uc6b0 \uc870\uae08 \ubc88\uac70\ub85c\uc6b4 \uc791\uc5c5\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4?!<br><br>\uadf8\ub798\ub3c4 \uadf8 \ubc29\ubc95\uc5d0 \ub300\ud574 \ud3ec\uc2a4\ud305 \ud574\ubcf4\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-vivid-green-cyan-background-color has-text-color has-background wp-block-heading\"> \uc11c\ubc84 \uc0dd\uc131\uacfc \uacc4\uc815 \uc0dd\uc131<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"594\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server-1024x594.png\" alt=\"\" class=\"wp-image-714\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server-1024x594.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server-300x174.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server-768x446.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server-1080x627.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05061255\/server.png 1349w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\uc6b0\uc120 \ud14c\uc2a4\ud2b8\ub294 VPC \ud658\uacbd\uc5d0\uc11c \uc9c4\ud589\ud560 \uac83\uc785\ub2c8\ub2e4. \uac04\ub2e8\ud558\uac8c \uc11c\ubc84 \ud55c \ub300\ub9cc \ub9cc\ub4e4\uc5b4\uc8fc\uba74 \ub429\ub2c8\ub2e4.<br>\uc0ac\uc591\uc740 \ud06c\uac8c \uc0c1\uad00\uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc6b0\uc120 \uc11c\ubc84 \uc0dd\uc131 \ud6c4 \ubc1b\uc740 key \ud30c\uc77c\uc744 \uc774\uc6a9\ud558\uc5ec root \uacc4\uc815 \ud328\uc2a4\uc6cc\ub4dc \ud655\uc778 \ud6c4 \ud574\ub2f9 \uc11c\ubc84\ub85c \uc811\uadfc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc11c\ubc84 \uc811\uadfc \ud6c4 \uc77c\ubc18 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<br>\uc55e\uc73c\ub85c root \uacc4\uc815 \ub300\uc2e0 \uc774 \uacc4\uc815\uc73c\ub85c \uc811\uadfc\ud574\uc57c root \uad8c\ud55c\uc744 \uac00\uc9c8 \uc218 \uc788\ub3c4\ub85d \ud560 \uac83\uc785\ub2c8\ub2e4.<br>\ub9c8\uce58 AWS ec2-user \ucc98\ub7fc\uc694.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ~]# useradd -c \"NCLOUD Default User\" -d \/home\/ncloud -s \/bin\/bash ncloud\n\n[root@manvscloud-dev-pub-kr1 ~]# id ncloud\nuid=1001(ncloud) gid=1001(ncloud) groups=1001(ncloud)\n\n[root@manvscloud-dev-pub-kr1 ~]# gpasswd -a ncloud wheel\nAdding user ncloud to group wheel\n[root@manvscloud-dev-pub-kr1 ~]# gpasswd -a ncloud systemd-journal\nAdding user ncloud to group systemd-journal\n\n[root@manvscloud-dev-pub-kr1 ~]# grep -E \"wheel|systemd-journal\" \/etc\/group\nwheel:x:10:ncloud\nsystemd-journal:x:190:ncloud<\/pre>\n\n\n\n<p>\uc0ac\uc6a9\uc790 \uacc4\uc815\uba85\uc740 ncloud\ub85c \ud588\uc2b5\ub2c8\ub2e4.<br>\uc0dd\uc131 \ud6c4\uc5d0 \ud544\uc694\ud55c \uadf8\ub8f9\uc5d0 \ud574\ub2f9 \uacc4\uc815\uc744 \ucd94\uac00\ud574\uc8fc\uae34\ud588\ub294\ub370 \uc0ac\uc2e4 wheel\uc5d0 \uad73\uc774 \ucd94\uac00\ud574\uc8fc\uc9c0 \uc54a\uc544\ub3c4 \/etc\/sudoers\uc5d0 \ub4f1\ub85d\ud574\uc8fc\uba74 \ub429\ub2c8\ub2e4.<br><span class=\"has-inline-color has-cyan-bluish-gray-color\">(\uc77c\ubc18 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc740 1000\ubd80\ud130\uc778\ub370 1001\ub85c \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. <\/span><br><span class=\"has-inline-color has-cyan-bluish-gray-color\">\uc774\ub294 nbpmon \uacc4\uc815\ub54c\ubb38\uc778\ub370 \uc774 \uacc4\uc815\uc758 \ud648\ub514\ub809\ud1a0\ub9ac\ub85c \uac00\ubcf4\uba74 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc5d0\uc774\uc804\ud2b8\uc640 \uad00\ub828\ub41c \uacc4\uc815\uc778 \uac83\uac19\uc2b5\ub2c8\ub2e4.)<\/span><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ~]# cat &lt;&lt; EOF > \/etc\/sudoers.d\/10-ncloud-users\n# User rules for ncloud\nncloud ALL=(ALL) NOPASSWD:ALL\nEOF\n[root@manvscloud-dev-pub-kr1 ncloud]# chmod 440 \/etc\/sudoers.d\/10-ncloud-users<\/pre>\n\n\n\n<p>\uc704\uc5d0\uc11c \ub9d0\ud55c  \/etc\/sudoers \uc785\ub2c8\ub2e4.<br>sudoers.d \uc544\ub798\uc5d0 10-ncloud-users \ud30c\uc77c\uc744 \ub9cc\ub4e4\uc5b4 ncloud \uacc4\uc815\uc5d0\uac8c sudo\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud5c8\uc6a9\ud574\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>NOPASSWD \ub97c \uc8fc\uc5b4 \ud328\uc2a4\uc6cc\ub4dc \uc5c6\uc774 sudo\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc90d\uc2dc\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# passwd -l root\nLocking password for user root.\npasswd: Success<\/pre>\n\n\n\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c root \uacc4\uc815\uc744 Lock\uc744 \uac78\uc5b4\uc90d\uc2dc\ub2e4.<\/p>\n\n\n\n<p>\uc5ec\uae30\uae4c\uc9c0 \ud588\ub2e4\uba74 \uacc4\uc815 \uad00\ub9ac\ubd80\ubd84\uc5d0\uc11c \ud574\uc8fc\uc5b4\uc57c\ud560 \uac83\uc740 \ub9c8\ubb34\ub9ac \ub410\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-vivid-green-cyan-background-color has-text-color has-background wp-block-heading\"> Key \ud30c\uc77c \uc0dd\uc131<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ~]# cd \/home\/ncloud\/<\/pre>\n\n\n\n<p>\uc774\uc81c Key \ud30c\uc77c\uc744 \uc0dd\uc131\ud560 \uac83\uc785\ub2c8\ub2e4.<br>\uc6b0\uc120 \uc704\uc5d0\uc11c \uc0dd\uc131\ud55c ncloud \uacc4\uc815\uc758 \ud648 \ub514\ub809\ud1a0\ub9ac\ub85c \uc774\ub3d9 \ud574\uc90d\uc2dc\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# openssl genrsa -out master.pem 4096\nGenerating RSA private key, 4096 bit long modulus\n..................................................................................++\n.....................................++\ne is 65537 (0x10001)\n[root@manvscloud-dev-pub-kr1 ncloud]# chmod 600 master.pem\n[root@manvscloud-dev-pub-kr1 ncloud]# chown ncloud:ncloud master.pem<\/pre>\n\n\n\n<p>openssl \uba85\ub839\uc5b4\ub85c master.pem\uc774\ub77c\ub294 \uc774\ub984\uc758 RSA Key \ud30c\uc77c\uc744 \uc0dd\uc131\ud574\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# mkdir .ssh\n[root@manvscloud-dev-pub-kr1 ncloud]# ssh-keygen -y -f master.pem > .ssh\/authorized_keys\n[root@manvscloud-dev-pub-kr1 ncloud]# chmod 700 .ssh\n[root@manvscloud-dev-pub-kr1 ncloud]# chmod 600 .ssh\/authorized_keys\n[root@manvscloud-dev-pub-kr1 ncloud]# chown -R ncloud:ncloud .ssh<\/pre>\n\n\n\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c ncloud \uacc4\uc815\uc73c\ub85c \ub85c\uadf8\uc778\ud560 \uc218 \uc788\ub3c4\ub85d authorized_keys\uc744 \uc0dd\uc131\ud574\uc90d\uc2dc\ub2e4!<br>\uc774 \uc124\uc815\uc73c\ub85c \uc774\uc81c ncloud \uacc4\uc815\uc774 SSH\ub85c \uc811\uadfc\ud560 \ub54c \ud544\uc694\ud55c key \ud30c\uc77c \uc124\uc815\uc740 \uc644\ub8cc\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-vivid-green-cyan-background-color has-text-color has-background wp-block-heading\"> sshd.config \uc218\uc815<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# cat -n \/etc\/ssh\/sshd_config | grep -E \"PermitRootLogin|PasswordAuthentication\" | grep -v \"#\"\n    38\tPermitRootLogin yes\n    65\tPasswordAuthentication yes<\/pre>\n\n\n\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud604\uc7ac \uc11c\ubc84\ub294 \ud328\uc2a4\uc6cc\ub4dc\ub85c \ub85c\uadf8\uc778\uc774 \uac00\ub2a5\ud55c \uc0c1\ud0dc\uc785\ub2c8\ub2e4.<br>Key\ud30c\uc77c\ub85c\ub9cc \ub85c\uadf8\uc778 \ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uc815\ud560 \uac83\uc774\uba70 \ud328\uc2a4\uc6cc\ub4dc\ub85c \ub85c\uadf8\uc778\uc774 \ubd88\uac00\ub2a5\ud558\ub3c4\ub85d \ub9c9\uc544\ubd05\uc2dc\ub2e4.<\/p>\n\n\n\n<p>\uc704\uc640 \uac19\uc774 \uba85\ub839\uc5b4\ub85c \ud655\uc778\ud574\ubcf4\uba74 root\ub85c \ub85c\uadf8\uc778\uc774 \uac00\ub2a5\ud558\uba70 \ud328\uc2a4\uc6cc\ub4dc\ub85c \uc811\uadfc\ub420 \uc218 \uc788\ub3c4\ub85d \uc124\uc815\ub418\uc5b4\uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ubcc0\uacbd \ud574\uc90d\uc2dc\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# sed -i '38s\/PermitRootLogin\/#&amp;\/' \/etc\/ssh\/sshd_config\n[root@manvscloud-dev-pub-kr1 ncloud]# sed -i '65s\/yes\/no\/g' \/etc\/ssh\/sshd_config<\/pre>\n\n\n\n<p>38\ubc88 \ud589 PermitRootLogin yes \ubd80\ubd84 \uc55e\uc5d0 \uc8fc\uc11d\ucc98\ub9ac\ub97c \ud574\uc8fc\uc5c8\uace0<br>65\ubc88 \ud589\uc5d0 yes\ub97c no\ub85c \ubcc0\uacbd\ud574\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# sed -n '38p' \/etc\/ssh\/sshd_config\n#PermitRootLogin yes\n[root@manvscloud-dev-pub-kr1 ncloud]# sed -n '65p' \/etc\/ssh\/sshd_config\nPasswordAuthentication no<\/pre>\n\n\n\n<p>\ubcc0\uacbd\ud55c \ub4a4 \uacb0\uacfc\ub97c \ubcf4\uba74 \uc704\uc640 \uac19\uc774 \uc6d0\ud558\ub294 \uacb0\uacfc\ub97c \uc5bb\uac8c\ub429\ub2c8\ub2e4.<br>\uc774\uc81c \ubaa8\ub4e0 \uc124\uc815\uc774 \ub05d\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-dev-pub-kr1 ncloud]# systemctl restart sshd<\/pre>\n\n\n\n<p>sshd\ub97c \uc7ac\uc2dc\uc791 \ud574\uc8fc\uace0 \uc774\uc81c \uc124\uc815\uc774 \uc798 \ub418\uc5c8\ub098 \ud655\uc778\ud574\ubd05\uc2dc\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-vivid-green-cyan-background-color has-text-color has-background wp-block-heading\"> \uacb0\uacfc \ud655\uc778<\/h3>\n\n\n\n<ul><li><strong>root \uacc4\uc815 \ub85c\uadf8\uc778<\/strong><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"499\" height=\"401\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081617\/root.png\" alt=\"\" class=\"wp-image-716\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081617\/root.png 499w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081617\/root-300x241.png 300w\" sizes=\"(max-width: 499px) 100vw, 499px\" \/><\/figure>\n\n\n\n<p>root \uacc4\uc815\uc73c\ub85c \ub85c\uadf8\uc778\uc744 \ud558\ub2c8 \uc811\uc18d\uc774 \ubd88\uac00\ub2a5\ud569\ub2c8\ub2e4.<br>\ud328\uc2a4\uc6cc\ub4dc\ub3c4 \uc785\ub825\ud560 \uc218 \uc5c6\uace0 \uc774\ub7f0 \uc800\ub7f0 \ud0a4\ub85c \ub85c\uadf8\uc778 \uc2dc\ub3c4\ub97c \ud574\ubcf4\uc544\ub3c4 \uc120\ud0dd\ub41c \uc0ac\uc6a9\uc790 \ud0a4\uac00 \uc11c\ubc84\uc5d0 \ub4f1\ub85d\ub418\uc5b4 \uc788\uc9c0 \uc54a\ub2e4\uace0 \ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\uc774\uc81c root\ub85c\ub294 \ub85c\uadf8\uc778\uc744 \ud560 \uc218 \uc5c6\uac8c\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul><li><strong>ncloud \uacc4\uc815 \ub85c\uadf8\uc778<\/strong><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"380\" height=\"193\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081843\/ncloud.png\" alt=\"\" class=\"wp-image-717\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081843\/ncloud.png 380w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05081843\/ncloud-300x152.png 300w\" sizes=\"(max-width: 380px) 100vw, 380px\" \/><\/figure>\n\n\n\n<p>ncloud \uacc4\uc815\uc73c\ub85c \ub85c\uadf8\uc778 \ud558\uc600\uc2b5\ub2c8\ub2e4.<br>\uc811\uc18d \uc2dc \uc544\uae4c \ub9cc\ub4e0 master.pem \ud0a4\ub97c \uc774\uc6a9\ud558\uc5ec \uc811\uadfc\ud558\ub2c8 \uc798 \uc811\uadfc\uc774 \ub418\ub124\uc694.<\/p>\n\n\n\n<p>\uadf8\ub9ac\uace0 sudo su &#8211; \uba85\ub839\uc5b4\ub85c root \uad8c\ud55c\ub3c4 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br>AWS\uc758 ec2-user\uc640 \uc811\uadfc \ubc29\uc2dd\uc774 \ub3d9\uc77c\ud558\uac8c \ub418\uc5c8\ub124\uc694.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-vivid-green-cyan-background-color has-text-color has-background wp-block-heading\"> \ud0a4 \ubd84\uc2e4 \uc2dc \ud2b8\ub7ec\ube14\uc288\ud305<\/h3>\n\n\n\n<p>Naver Cloud Platform\uc5d0\uc11c KEY \ud30c\uc77c\ub85c SSH \ub85c\uadf8\uc778\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud558\uc9c0\ub9cc \uac00\ub054 .ssh\uc640 .ssh\/authorized_keys \ud30c\uc77c\uc744 \uc218\uc815\ud558\uc2dc\uac70\ub098 \uc798\ubabb\ub41c \uad8c\ud55c\uc744 \uc8fc\uc5b4 \ubb38\uc81c\uac00 \uc0dd\uacbc\uc744 \uacbd\uc6b0 \ub610\ub294 \ud0a4 \ud30c\uc77c\uc744 \ubd84\uc2e4\ud588\uc744 \uacbd\uc6b0, sshd \ud30c\uc77c\uc744 \uc798\ubabb \uc124\uc815\ud55c \uacbd\uc6b0 \ub4f1 \ub2e4\uc591\ud55c \uc6d0\uc778\uc73c\ub85c <br>\ub85c\uadf8\uc778\uc5d0 \ubb38\uc81c\uac00 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ud0a4 \ud30c\uc77c\uc744 \uc774\uc6a9\ud558\uc2dc\ub2e4\uac00 \ub9cc\uc57d \ud0a4\ub97c \ubd84\uc2e4\ud558\uc168\uc744 \uacbd\uc6b0 \uc5b4\ub5bb\uac8c \uc774\ub97c \ud574\uacb0\ud560 \uc218 \ub294\uc9c0 \ucd94\uac00\uc801\uc73c\ub85c \uc54c\uc544\ubcf4\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>1. \uc6b0\uc120 \ub8e8\ud2b8 \ubcfc\ub968\uc744 \ub5bc\uc5b4\uc11c \ub2e4\ub978 \uc11c\ubc84\uc5d0 \ubd99\uc77c \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<br>\u2192 \uc0ac\uc2e4 \uc774 \ubc29\ubc95\uc774 \uac00\uc7a5 \uc6d0\uc778 \ud30c\uc545\ud558\uae30 \uc88b\uc740\ub370 \ub8e8\ud2b8 \ubcfc\ub968\uc744 \ub5bc\uc11c \ub2e4\ub978 \uc11c\ubc84\uc5d0 \ubd99\uc77c \uc218 \uc5c6\ub294 \uac83\uc774 \uc870\uae08 \uc544\uc27d\uc2b5\ub2c8\ub2e4.<br>(\uc628\ud504\ub808\ubbf8\uc2a4\uc758 \uacbd\uc6b0 \uc2f1\uae00 \ubaa8\ub4dc\ub85c \ubd80\ud305\ud558\uc5ec \ud655\uc778\ud558\uac70\ub098 \ub2e4\ub978 \uc11c\ubc84\uc5d0 \uc7a5\ucc29\ud558\uc5ec \ud655\uc778\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.)<\/p>\n\n\n\n<p>2. \ub8e8\ud2b8 \ubcfc\ub968\uc744 \uc2a4\ub0c5\uc0f7\uc73c\ub85c \uc0dd\uc131\ud558\uc5ec restore \uc11c\ubc84\uc5d0 \uc7a5\ucc29\ud55c\ub2e4?<br>\u2192 \uc6b0\uc120 \uc2a4\ub0c5\uc0f7\uc73c\ub85c \uc11c\ubc84 \uc0dd\uc131\uc740 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc2a4\ud1a0\ub9ac\uc9c0\ub9cc \uc0dd\uc131\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4.<br>\uc774 \ub9d0\uc740 \uc989, \ud574\ub2f9 \uc2a4\ud1a0\ub9ac\uc9c0 \ubb38\uc81c\ub97c \ud574\uacb0\ud55c\ub2e4\uace0 \ud574\ub3c4 \uc704\uc5d0\uc11c \ub9d0\ud55c \ub8e8\ud2b8 \ubcfc\ub968 \uad50\uccb4\uac00 \ubd88\uac00\ub2a5\ud558\uc5ec \uc0ac\uc2e4\uc0c1 \uc758\ubbf8\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub610\ud55c \uc6d0\uc778 \ud30c\uc545\uc744 \uc704\ud574 \ub2e4\ub978 \uc11c\ubc84\uc5d0 \ubd99\uc774\ub354\ub77c\ub3c4 \ub8e8\ud2b8 \ubcfc\ub968\uc740 \uc815\uc0c1\uc801\uc73c\ub85c \ub9c8\uc6b4\ud2b8 \ub418\uc9c0 \uc54a\uace0<br> \uc544\ub798\uc640 \uac19\uc740 \uc5d0\ub7ec\uac00 \ubc1c\uc0dd\ud558\uba70 \uc815\uc0c1 \ub9c8\uc6b4\ud2b8\uac00 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[root@manvscloud-restore-pub-kr1 ~]# mount \/dev\/xvdb2 \/restore\nmount: wrong fs type, bad option, bad superblock on \/dev\/xvdb1,\n       missing codepage or helper program, or other error\n\n       In some cases useful info is found in syslog - try\n       dmesg | tail or so.<\/pre>\n\n\n\n<p><strong><span class=\"has-inline-color has-vivid-cyan-blue-color\">3. \ub9c8\uc9c0\ub9c9\uc73c\ub85c \uc774\ubbf8\uc9c0 \uc0dd\uc131 \ud6c4 \ubcf5\uc6d0\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4.<\/span><\/strong><br>\u2192 \uc774\ubbf8\uc9c0\ub85c \uc0dd\uc131 \ud6c4 \ud574\ub2f9 \uc774\ubbf8\uc9c0\ub85c \uc11c\ubc84\ub97c \uc7ac\uc0dd\uc131\ud558\uc5ec \ub9cc\ub4e4\uc5b4\ub3c4 sshd.config \ud30c\uc77c\uc5d0\uc11c <br>\ud328\uc2a4\uc6cc\ub4dc\uac00 \uc544\ub2cc \ud0a4 \ud30c\uc77c\ub85c\ub9cc \uc811\uadfc\uc774 \uac00\ub2a5\ud558\uac8c \uc124\uc815\uc744 \ud574\ub450\uc5c8\uae30\ub54c\ubb38\uc5d0 \uc0dd\uc131\ud55c \uc774\ubbf8\uc9c0\ub85c \uc11c\ubc84\ub97c \uc7ac\uc0dd\uc131 \ud558\uc5ec\ub3c4 \ucf58\uc194\uc5d0\uc11c \ud655\uc778\ub418\ub294 root\uc758 \ud328\uc2a4\uc6cc\ub4dc\ub9cc \ubcc0\uacbd\ub420 \ubfd0 \ud328\uc2a4\uc6cc\ub4dc \uc785\ub825 \ubd88\uac00\ub2a5 \ubc0f root \uacc4\uc815 Lock\uc73c\ub85c \ub85c\uadf8\uc778\uc744 \ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub2e8, \uc6d0\uc778\uc744 \uc54c\uace0 \uc788\ub2e4\uba74 \uc774\ub294 \ucda9\ubd84\ud788 \ubcf5\uc6d0\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc5b4\ub5bb\uac8c \uac00\ub2a5\ud558\ub0d0?! <br>\ubc14\ub85c<span class=\"has-inline-color has-vivid-cyan-blue-color\"><strong> Init Script\ub97c \uc774\uc6a9\ud558\ub294 \uac83<\/strong><\/span>\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\uc6d0\uc778\uc774 .ssh\uc640 .ssh\/authorized_keys \uc218\uc815\uc778\uc9c0, \uad8c\ud55c \ubb38\uc81c\uc778\uc9c0, sshd.config \ud30c\uc77c \uc218\uc815\uc73c\ub85c \uc778\ud55c \ubb38\uc81c\uc778\uc9c0 \uc5b4\ub5a4 \uac83\uc744 \uc218\uc815\ud558\uc600\ub294\uc9c0 \uc815\ud655\ud55c \uc6d0\uc778\uc744 \ubaa8\ub978\ub2e4\uba74 \uc774 \ubc29\ubc95\ub3c4 \ud06c\uac8c \ud574\uacb0 \ubc29\uc548\uc774\ub77c \ubcf4\uae30 \uc5b4\ub835\uc9c0\ub9cc <span class=\"has-inline-color has-vivid-cyan-blue-color\"><strong>\ub2e8\uc21c\ud788 \ud0a4 \ubd84\uc2e4\uc774\ub77c\ub294 \uc6d0\uc778<\/strong><\/span>\uc73c\ub85c \ud574\uacb0\uc744 \uc6d0\ud558\uc2e0\ub2e4\uba74 \uc544\ub798\uc640 \uac19\uc740 \ubc29\ubc95\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210800\/init.png\" alt=\"\" class=\"wp-image-721\" width=\"257\" height=\"361\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210800\/init.png 554w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210800\/init-214x300.png 214w\" sizes=\"(max-width: 257px) 100vw, 257px\" \/><figcaption>Server &#8211; Init Script<\/figcaption><\/figure><\/div>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"770\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-1024x770.png\" alt=\"\" class=\"wp-image-722\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-1024x770.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-300x226.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-768x577.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-1536x1155.png 1536w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-2048x1539.png 2048w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05210839\/init-script-1080x812.png 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Init Script \uc0dd\uc131<\/figcaption><\/figure>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#!\/bin\/bash\npasswd -u root\nsed -i '38s\/#\/\/' \/etc\/ssh\/sshd_config\nsed -i '65s\/no\/yes\/g' \/etc\/ssh\/sshd_config\nsystemctl restart sshd<\/pre>\n\n\n\n<p>Init Script\ub97c recovery-due-to-key-loss\ub77c\ub294 \uc774\ub984\uc73c\ub85c \uc0dd\uc131\ud574\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc2a4\ud06c\ub9bd\ud2b8 \ub0b4\uc6a9\uc740 \uac04\ub2e8\ud569\ub2c8\ub2e4.<br>\ubcf8\ubb38 \ub0b4\uc6a9\uc5d0\uc11c root \uacc4\uc815 Lock\uc744 \uac78\uc5c8\ub358 \uac83\uc744 \ud480\uc5b4\uc8fc\uace0 sshd_config\uc5d0\uc11c \uc8fc\uc11d \ucc98\ub9ac \ubc0f \uc218\uc815\ud588\ub358 \uac12\ub4e4\uc744 \ub2e4\uc2dc \uc6d0\ub798\ub300\ub85c \uc218\uc815\ud558\uace0 sshd\ub97c \uc7ac\uc2dc\uc791\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub9cc\uc57d \uba87\ubc88\uc9f8 \ud589\uc778\uc9c0 \uc54c \uc218 \uc5c6\ub2e4\uba74 \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc544\ub798\uc640 \uac19\uc774 \uc0ac\uc6a9\ud560 \uc218\ub3c4 \uc788\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#!\/bin\/bash\npasswd -u root\nsed -e '\/PasswordAuthentication\/s\/^\/#\/g' -i \/etc\/ssh\/sshd_config\necho PasswordAuthentication yes >> \/etc\/ssh\/sshd_config\necho PermitRootLogin yes >> \/etc\/ssh\/sshd_config\nsystemctl restart sshd<\/pre>\n\n\n\n<p>PasswordAuthentication\ub77c\ub294 \ud2b9\uc815 \ubb38\uc790\uc5f4\uc774 \ub4e4\uc5b4\uac00\ub294 \ub77c\uc778\uc744 \uc804\ubd80 \uc8fc\uc11d \ucc98\ub9ac\ud558\uace0<br> \/etc\/ssh\/sshd_config \ud30c\uc77c \uc544\ub798\uc5d0 PasswordAuthentication yes\uc640 PermitRootLogin yes\ub97c <br>\ucd94\uac00\ud574\uc900 \ub4a4 sshd\ub97c \uc7ac\uc2dc\uc791\ud558\ub294 \uc2a4\ud06c\ub9bd\ud2b8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1017\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-1024x1017.png\" alt=\"\" class=\"wp-image-723\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-1024x1017.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-300x298.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-150x150.png 150w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-768x763.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-1536x1526.png 1536w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image-1080x1073.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05212906\/image.png 1655w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\ud0a4 \ubd84\uc2e4 \uc11c\ubc84\ub97c \uc120\ud0dd\ud558\uc5ec<strong> &#8216;\ub0b4 \uc11c\ubc84 \uc774\ubbf8\uc9c0 \uc0dd\uc131&#8217;<\/strong>\uc73c\ub85c \uc774\ubbf8\uc9c0\ub97c \uc0dd\uc131\ud574\uc90d\ub2c8\ub2e4.<br>\uc11c\ubc84 \uc911\uc9c0\uc5c6\uc774 \uc774\ubbf8\uc9c0\ub97c \uc0dd\uc131\ud560 \uc218 \uc788\uc73c\ub2c8 \ucc38\uace0\ud558\uc2dc\uba74 \uc88b\uc744\ub4ef\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1001\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-1024x1001.png\" alt=\"\" class=\"wp-image-724\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-1024x1001.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-300x293.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-768x750.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-1536x1501.png 1536w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01-1080x1055.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213016\/image-01.png 1575w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1016\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-1024x1016.png\" alt=\"\" class=\"wp-image-725\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-1024x1016.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-300x298.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-150x150.png 150w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-768x762.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create-1080x1072.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213224\/server-create.png 1327w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\uc0dd\uc131\ub41c \uc774\ubbf8\uc9c0\ub85c \uc11c\ubc84\ub97c \uc544\ub798\uc640 \uac19\uc774 \uc0dd\uc131\ud574\uc90d\ub2c8\ub2e4.<br>\uc11c\ubc84 \uc0dd\uc131 \ud654\uba74\uc5d0\uc11c Script \uc120\ud0dd \uc2dc \uc704\uc5d0\uc11c \ub9cc\ub4e4\uc5b4\uc900 Init-Script\ub97c \ub123\uc5b4\uc8fc\ub294 \uac83\uc774 \ud3ec\uc778\ud2b8\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-1024x246.png\" alt=\"\" class=\"wp-image-726\" width=\"680\" height=\"163\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-1024x246.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-300x72.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-768x184.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-1536x369.png 1536w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select-1080x259.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05213307\/script-select.png 1774w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p>\uc774\ud6c4 \uc0dd\uc131\ub41c \uc11c\ubc84\ub97c \uc2e4\ud589\uc2dc\ucf1c\ubcf4\uba74 \uc544\ub798\uc640 \uac19\uc774 root \uc811\uc18d \uc2dc password\ub85c \uc811\uc18d\ud560 \uc218 \uc788\uac8c \ub418\uba70<br>\uc811\uadfc\ub3c4 \uac00\ub2a5\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh-1024x793.png\" alt=\"\" class=\"wp-image-727\" width=\"361\" height=\"279\" srcset=\"https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh-1024x793.png 1024w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh-300x232.png 300w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh-768x595.png 768w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh-1080x837.png 1080w, https:\/\/cdn.manvscloud.com\/wp-content\/uploads\/2021\/05\/05214756\/server-ssh.png 1171w\" sizes=\"(max-width: 361px) 100vw, 361px\" \/><\/figure><\/div>\n\n\n<p>\uc911\uc694\ud55c \uac74&#8230; \uc774 \ubc29\ubc95 \uc5ed\uc2dc \uc6d0\uc778\uc744 \uc54c\uace0 \uc788\uc744 \uacbd\uc6b0 Init Script\ub85c \ud574\uacb0\ud560 \uc218 \uc788\ub294 \uac83\uc774\uc9c0 <br>\uc6d0\uc778\uc744 \ubaa8\ub978\ub2e4\uba74 \ud574\uacb0\uc774 \uc5b4\ub824\uc6b0\ub2c8 \uc774\ubbf8\uc9c0 \ubc31\uc5c5\uc744 \uc8fc\uae30\uc801\uc73c\ub85c \ud558\uac70\ub098 \uc911\uc694\ud55c \ub370\uc774\ud130 \uc2a4\ud1a0\ub9ac\uc9c0\ub294 \ub8e8\ud2b8 \ubcfc\ub968\uc5d0 \uc800\uc7a5\ud558\uae30\ubcf4\ub2e4 \uc2a4\ud1a0\ub9ac\uc9c0\ub97c \ubd84\ub9ac\ud558\uc5ec \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"has-white-color has-cyan-bluish-gray-background-color has-text-color has-background wp-block-heading\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c&#8230;<\/h3>\n\n\n\n<p>Naver Cloud, AWS, Azure, GCP, IBM, Oracle, \uc54c\ub9ac\ubc14\ubc14, \ud150\uc13c\ud2b8 \ub4f1 \uc0c1\ub2f9\ud788 \ub9ce\uc740 \ud074\ub77c\uc6b0\ub4dc \ud50c\ub7ab\ud3fc\uc774 \uc874\uc7ac\ud558\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ud55c\uad6d\uc758 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc \uc5ed\uc2dc \uc0c8\ub85c\uc6b4 \uae30\ub2a5\ub4e4\uc774 \uc7ac\ube60\ub974\uac8c \ucd94\uac00\ub418\uba70 \ubb34\uc11c\uc6b4 \uc131\uc7a5\uc18d\ub3c4\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uac83\uac19\uc2b5\ub2c8\ub2e4. \uc544\uc9c1 \uc6d0\ud558\ub294 \uae30\ub2a5\ub4e4\uacfc \ubc14\ub77c\ub294 \uc810\ub4e4\uc774 \uc788\uc9c0\ub9cc \uadf8\ub7f0 \ubd80\ubd84\ub4e4\ub3c4 \uc5b4\uc11c \ucd94\uac00\ub418\uc5c8\uc73c\uba74 \ud558\ub294 \ubc14\ub78c\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ub370\uc774\ud130\ub97c \uad6d\ub0b4\uc5d0 \ubcf4\uad00\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\ub3c4 \uc88b\uc9c0\ub9cc \ubb34\uc5c7\ubcf4\ub2e4 \ubaa8\ub4e0 \uc124\uba85\uc11c\ub098 \uc18c\uac1c, \uc6e8\ube44\ub098, \uad50\uc721\ub4e4\uc774 \ud55c\uad6d\uc5b4\ub85c \uc9c4\ud589\ub418\ub2e4\ubcf4\ub2c8 \uc2b5\ub4dd\ud558\ub294\ub370\uc5d0 \ud070 \uc5b4\ub824\uc6c0\uc774 \uc5c6\ub2e4\ub294 \uc810\uacfc \uc774 \uac00\uc7a5 \ub9e4\ub825\uc778\ub4ef\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uc0c1 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\uc5d0\uc11c SSH KEY \ud30c\uc77c\ub85c \ub85c\uadf8\uc778 \ud558\ub294 \ubc29\ubc95\uacfc \ud0a4 \ubd84\uc2e4 \uc2dc \ud2b8\ub7ec\ube14\uc288\ud305 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c \ud3ec\uc2a4\ud305\uc740 \ub354\uc6b1 \uc54c\ucc2c \ub0b4\uc6a9\uc73c\ub85c \ucc3e\uc544\ubd59\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uae34 \uae00 \uc77d\uc5b4\uc8fc\uc154\uc11c \uac10\uc0ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n<div class=\"vlp-link-container vlp-layout-basic wp-block-visual-link-preview-link\"><a href=\"https:\/\/www.ncloud.com\/\" class=\"vlp-link\" title=\"NAVER CLOUD PLATFORM\" rel=\"nofollow\" target=\"_blank\"><\/a><div class=\"vlp-layout-zone-side\"><div class=\"vlp-block-2 vlp-link-image\"><img decoding=\"async\" src=\"https:\/\/ssl.pstatic.net\/static\/ncp\/img\/ko\/msg_logo_thumb.jpg\" style=\"max-width: 150px; max-height: 150px\" \/><\/div><\/div><div class=\"vlp-layout-zone-main\"><div class=\"vlp-block-0 vlp-link-title\">NAVER CLOUD PLATFORM<\/div><div class=\"vlp-block-1 vlp-link-summary\">cloud computing services for corporations, IaaS, PaaS, SaaS, with Global region and Security Technology Certification<\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>\uc548\ub155\ud558\uc138\uc694. ManVSCloud \uc785\ub2c8\ub2e4. \uc624\ub298\uc740 Naver Cloud Platform\uc5d0\uc11c AWS\uc640 \uc811\uc18d \ubc29\uc2dd\uc774 \ub3d9\uc77c\ud558\uac8c \uc124\uc815\ud574\ubcf4\ub824 \ud569\ub2c8\ub2e4. (\uc11c\ubc84 \uc0dd\uc131 \uc2dc\ubd80\ud130 \ud0a4\uac00 \uc0dd\uc131\ub418\ub294 \uac74 \uc544\ub2d9\ub2c8\ub2e4&#8230;) \uc804\uc5d0 \uc774\ub7f0 \uc9c8\ubb38\uc740 \ubc1b\uc740 \uc801\uc774 \uc788\uc5c8\ub294\ub370 \uac11\uc790\uae30 \uc0dd\uac01\ub098\uc11c \uc791\uc131\ud558\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.&#8220;\uc5b4? AWS\uc5d0\uc11c\ub294 key\ud30c\uc77c\ub85c \uc811\uc18d\ud558\ub358\ub370 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\ub294 root\ub85c \uc811\uc18d\uc774 \ubc14\ub85c \ub418\uace0 \ud328\uc2a4\uc6cc\ub4dc\ub85c \ub85c\uadf8\uc778\uc774 \uac00\ub2a5\ud558\ub124\uc694. AWS\ucc98\ub7fc root \uacc4\uc815 \uc811\uc18d \ub9c9\uace0 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc73c\ub85c \uc811\uadfc\ud560 \uc218 \uc5c6\ub098\uc694?&#8221; \uc77c\ub2e8 \uacb0\ub860\ubd80\ud130 \ub9d0\uc500\ub4dc\ub9ac\uc790\uba74 \uac00\ub2a5\ud569\ub2c8\ub2e4\ub9cc&#8230; \ud0a4 \uad00\ub9ac\ub97c \uc0c1\ub2f9\ud788 \uc798 \ud558\uc154\uc57c\ud569\ub2c8\ub2e4. \ud0a4\ub97c \ubd84\uc2e4\ud588\uc744 \uacbd\uc6b0 \uc870\uae08 \ubc88\uac70\ub85c\uc6b4 \uc791\uc5c5\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4?! \uadf8\ub798\ub3c4 \uadf8 \ubc29\ubc95\uc5d0 \ub300\ud574 \ud3ec\uc2a4\ud305 \ud574\ubcf4\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4. \uc11c\ubc84 \uc0dd\uc131\uacfc \uacc4\uc815 \uc0dd\uc131 \uc6b0\uc120 \ud14c\uc2a4\ud2b8\ub294 VPC \ud658\uacbd\uc5d0\uc11c \uc9c4\ud589\ud560 \uac83\uc785\ub2c8\ub2e4. \uac04\ub2e8\ud558\uac8c \uc11c\ubc84 \ud55c \ub300\ub9cc \ub9cc\ub4e4\uc5b4\uc8fc\uba74 \ub429\ub2c8\ub2e4.\uc0ac\uc591\uc740 \ud06c\uac8c \uc0c1\uad00\uc5c6\uc2b5\ub2c8\ub2e4. \uc6b0\uc120 \uc11c\ubc84 \uc0dd\uc131 \ud6c4 \ubc1b\uc740 key \ud30c\uc77c\uc744 \uc774\uc6a9\ud558\uc5ec root \uacc4\uc815 \ud328\uc2a4\uc6cc\ub4dc \ud655\uc778 \ud6c4 \ud574\ub2f9 \uc11c\ubc84\ub85c \uc811\uadfc\ud569\ub2c8\ub2e4. \uc11c\ubc84 \uc811\uadfc \ud6c4 \uc77c\ubc18 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.\uc55e\uc73c\ub85c root \uacc4\uc815 \ub300\uc2e0 \uc774 \uacc4\uc815\uc73c\ub85c \uc811\uadfc\ud574\uc57c root \uad8c\ud55c\uc744 \uac00\uc9c8 \uc218 \uc788\ub3c4\ub85d \ud560 \uac83\uc785\ub2c8\ub2e4.\ub9c8\uce58 AWS ec2-user \ucc98\ub7fc\uc694. \uc0ac\uc6a9\uc790 \uacc4\uc815\uba85\uc740 ncloud\ub85c \ud588\uc2b5\ub2c8\ub2e4.\uc0dd\uc131 \ud6c4\uc5d0 \ud544\uc694\ud55c \uadf8\ub8f9\uc5d0 \ud574\ub2f9 \uacc4\uc815\uc744 \ucd94\uac00\ud574\uc8fc\uae34\ud588\ub294\ub370 \uc0ac\uc2e4 wheel\uc5d0 \uad73\uc774 \ucd94\uac00\ud574\uc8fc\uc9c0 \uc54a\uc544\ub3c4 \/etc\/sudoers\uc5d0 \ub4f1\ub85d\ud574\uc8fc\uba74 \ub429\ub2c8\ub2e4.(\uc77c\ubc18 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc740 1000\ubd80\ud130\uc778\ub370 1001\ub85c \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. \uc774\ub294 nbpmon \uacc4\uc815\ub54c\ubb38\uc778\ub370 \uc774 \uacc4\uc815\uc758 \ud648\ub514\ub809\ud1a0\ub9ac\ub85c \uac00\ubcf4\uba74 \ub124\uc774\ubc84 \ud074\ub77c\uc6b0\ub4dc\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc5d0\uc774\uc804\ud2b8\uc640 \uad00\ub828\ub41c \uacc4\uc815\uc778 \uac83\uac19\uc2b5\ub2c8\ub2e4.) \uc704\uc5d0\uc11c \ub9d0\ud55c \/etc\/sudoers \uc785\ub2c8\ub2e4.sudoers.d \uc544\ub798\uc5d0 10-ncloud-users \ud30c\uc77c\uc744 \ub9cc\ub4e4\uc5b4 ncloud \uacc4\uc815\uc5d0\uac8c sudo\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud5c8\uc6a9\ud574\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4. NOPASSWD \ub97c \uc8fc\uc5b4 \ud328\uc2a4\uc6cc\ub4dc \uc5c6\uc774 sudo\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uac8c \ud574\uc90d\uc2dc\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c root \uacc4\uc815\uc744 Lock\uc744 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[212,211,87,91,17,90,16,205,208,209,203,204,153,202,206,207,210],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/713"}],"collection":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=713"}],"version-history":[{"count":6,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/713\/revisions"}],"predecessor-version":[{"id":1950,"href":"https:\/\/manvscloud.com\/index.php?rest_route=\/wp\/v2\/posts\/713\/revisions\/1950"}],"wp:attachment":[{"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/manvscloud.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}