{"id":7599,"date":"2024-02-09T14:43:23","date_gmt":"2024-02-09T05:43:23","guid":{"rendered":"https:\/\/east19-mikas.com\/?p=7599"},"modified":"2026-06-26T16:49:22","modified_gmt":"2026-06-26T07:49:22","slug":"almalinux9-3%e3%81%ab%e9%8d%b5%e8%aa%8d%e8%a8%bc%e3%81%a7%e6%8e%a5%e7%b6%9a","status":"publish","type":"post","link":"https:\/\/east19-mikas.com\/mpat\/?p=7599","title":{"rendered":"Almalinux9.3\u306b\u9375\u8a8d\u8a3c\u3067\u63a5\u7d9a"},"content":{"rendered":"\n

Web\u30b5\u30fc\u30d0\u30fc\u306eOS\u3092RedHat-Clone\u306eAlmalinux9.3\u306b\u3057\u305f\u5f8c\u3001\u6700\u521d\u306fSSH\u63a5\u7d9a\u3057\u3066\u3001\u516c\u958b\u307e\u3067\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u3044\u3056\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u306e\u305f\u3081\u3001\u9375\u8a8d\u8a3c\u63a5\u7d9a\u306b\u5909\u66f4\u3057\u3088\u3046\u3068\u3057\u3066\u3064\u307e\u305a\u304d\u307e\u3057\u305f\u3002\u3053\u306eOS\u304c\u6697\u53f7\u5316\u65b9\u5f0f\u3067\u3001SHA-1\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u7d42\u4e86\u3057\u305f\u3053\u3068\u304c\u5f71\u97ff\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u3001\u30cd\u30c3\u30c8\u691c\u7d22\u3057\u305f\u3068\u3053\u308d\u3001\u5148\u8f29\u306e\u30b5\u30a4\u30c8\u3067\u77e5\u3063\u305f\u306e\u3067\u3059\u304c\u30fb\u30fb\u30fb\u8272\u3005\u3068\u8a2d\u5b9a\u81ea\u4f53\u3067\u3082\u554f\u984c\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u4eca\u56de\u3001\u5148\u8f29\u306e\u30b5\u30a4\u30c8\u3092\u53c2\u8003\u306b\u3055\u305b\u3066\u3082\u3089\u3044\u3001\u9375\u8a8d\u8a3c\u63a5\u7d9a\u304c\u51fa\u6765\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3067\u3001\u8a18\u9332\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u79d8\u5bc6\u9375\u30fb\u516c\u958b\u9375\u30da\u30a2\u306e\u4f5c\u6210<\/h2>\n\n\n\n

$ ssh-keygen -t ed25519<\/mark>
Generating public\/private ed25519 key pair.
Enter file in which to save the key (\/home\/user\/.ssh\/id_ed25519): [\u7a7a\u30a8\u30f3\u30bf\u30fc]<\/mark>
Enter passphrase (empty for no passphrase): [\u7a7a\u30a8\u30f3\u30bf\u30fc]<\/mark>
Enter same passphrase again: [\u7a7a\u30a8\u30f3\u30bf\u30fc]<\/mark>
Your identification has been saved in \/home\/user\/.ssh\/id_ed25519\u3000\u3000\u3000\uff1c\u30fc\u79d8\u5bc6\u9375<\/mark>
Your public key has been saved in \/home\/user\/.ssh\/id_ed25519.pub\u3000\u3000\uff1c\u30fc\u516c\u958b\u9375<\/mark>
The key fingerprint is:
SHA256:dHOUo+qG5uxvROuFa2B\/Ht\/Sx\/NrOHYd8d1LMmv0l8A user@user-desktop
The key’s randomart image is:
+\u2013[ED25519 256]\u2013+
|\u3000 \u3000 \u3000\u3000\u3000\u3000.. |
|\u3000\u3000 \u3000 \u3000\u3000.o\u3000|
|\u3000\u30fc\u30fc\u30fc<\/mark>\u3000. o\u2026 |
|\u3000 \u3000 \u3000\u3000 \u2026.o . |
|\u3000 \u3000\u3000\u3000.S+ . =|
| \u30fc–<\/mark>\u3000o = . E o+|
| \u30fc<\/mark>\u3000. B o. ..O.=|
| 0 –<\/mark>.o O .o.B.B=|
|\u3000 ++=.o. +.=o*|
+-\u2014[SHA256]–+
$<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u516c\u958b\u9375\u3092Web\u30b5\u30fc\u30d0\u30fc\u306b\u30b3\u30d4\u30fc\u3057\u307e\u3059<\/h2>\n\n\n\n

\u30af\u30e9\u30a4\u30a2\u30f3\u30c8PC\u3067\u4f5c\u6210\u3057\u305f\u516c\u958b\u9375\u30d5\u30a1\u30a4\u30eb\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u9001\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u7c21\u5358\u306b\u6e08\u307e\u305b\u308b\u306b\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u3001\u9375\u306e\u5185\u5bb9\uff08\u30c6\u30ad\u30b9\u30c8\uff09\u3092\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u5074\u3067\u516c\u958b\u9375\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u7de8\u96c6\u30e2\u30fc\u30c9\u3067\u958b\u304d\u3001\u5185\u5bb9\u3092\u30af\u30ea\u30a2\u3057\u3066\u304b\u3089\u3001\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u304b\u3089\u8cbc\u308a\u4ed8\u3051\u307e\u3059<\/p>\n\n\n\n

<\/p>\n\n\n\n

~\/.ssh$ cat id_ed25519.pub<\/mark>
ssh-ed25519 AAABE3NzaD8lZEI1NCF5CEEDICbsQqgnVaDAD6FeEv0jcn3DdRPL-alSkcQ8zfD4dL4v users@users-ubuntu\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u30fb\u30fb\u30fb\u30fb\u5b9f\u969b\u306e\u5024<\/mark>\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff01<\/mark><\/p>\n\n\n\n

<\/p>\n\n\n\n

Web\u30b5\u30fc\u30d0\u30fc\u3067\u306e\u4f5c\u696d<\/h2>\n\n\n\n

\/home\/[user]\/.ssh\u3067\u306e\u4f5c\u696d

\/home\/[user]\/.ssh# rm -f authorized_keys<\/mark>
\/home\/[user]\/.ssh # ll<\/mark>
total 4
-rw-r–r–. 1 [user] [user] 575 Feb 7 16:33 authorized_keys.back
# vi authorized_keys<\/mark>
# Shift+i<\/mark>\u3000\u3000\u633f\u5165\u30e2\u30fc\u30c9\u306b\u3057\u305f\u5f8c\u3001Ctrl+v\u3067\u8cbc\u308a\u4ed8\u3051<\/mark>
# Ctrl+v<\/mark>
# Esc<\/mark>
# :wq<\/mark>
# ll<\/mark>
total 8
-rw——-. 1 user user 103 Feb 9 11:10 authorized_keys
-rw-r–r–. 1 user user 575 Feb 7 16:33 authorized_keys.back<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u30b5\u30fc\u30d0\u30fc\u306e\u30e6\u30fc\u30b6\u30fc\u30d5\u30a9\u30eb\u30c0\u306e\u6a29\u9650\u3092\u78ba\u8a8d<\/h2>\n\n\n\n

# cd \/home\/<\/mark>
[root@fqdn home]# ll<\/mark>
total 4
drwxr-x–x. 3 root root 4096 Feb 7 15:50 [user-folder]<\/mark><\/p>\n\n\n\n

<\/p>\n\n\n\n

\u30ed\u30fc\u30ab\u30ebPC\u304b\u3089\u9375\u8a8d\u8a3c\u3067\u30b5\u30fc\u30d0\u30fc\u306b\u63a5\u7d9a\u3059\u308b<\/h2>\n\n\n\n

$ ssh [user]@192.168.100.107<\/mark>
Last login: Fri Feb 9 10:47:13 2024 from 192.168.100.75
[[user]@fqdn ~]$

\u6b63\u5e38\u306b\u30b5\u30fc\u30d0\u30fc\u306b\u9375\u8a8d\u8a3c\u3067\u30ed\u30b0\u30a4\u30f3\u51fa\u6765\u307e\u3057\u305f<\/mark><\/p>\n\n\n\n

<\/p>\n\n\n\n

\u9375\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u7121\u3044\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3057\u305f<\/h2>\n\n\n\n

\u6700\u8fd1\u3001OS\u306e\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u5bfe\u7b56\u3068\u3057\u3066\u3001\u59cb\u3081\u306f\u3001CentOS7.6\u304b\u3089AlmaLinux8.7\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u79fb\u8ee2\u3057\u307e\u3057\u305f\u304c\u3001\u81ea\u5b85\u30b5\u30fc\u30d0\u30fc\u3068\u3057\u3066\u3082\u30b9\u30da\u30c3\u30af\u7684\u306b\u975e\u529b\u30de\u30b7\u30f3\u3067\u3057\u305f\u3002<\/p>\n\n\n\n

\u305d\u3053\u3067\u3001CPU\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u304c\u4eca\u307e\u3067\u306e\u30b5\u30fc\u30d0\u30fc\u3088\u308a\u7d0410\u500d\u30a2\u30c3\u30d7\u3057\u305fWeb\u30b5\u30fc\u30d0\u30fc\u306b\u3001AlmaLinux8.7\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3088\u3046\u3068\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u3064\u307e\u305a\u304d\u307e\u3057\u305f\u3002OS\u304cAlmaLinux8.7\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30e1\u30c7\u30a3\u30a2\u3067\u306f\u624b\u9806\u66f8\u901a\u308a\u306b\u306f\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u51fa\u6765\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u3053\u306e\u305f\u3081\u3001\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306eAlmaLinux9.3\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u3057\u307e\u3057\u305f\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u6b63\u5e38\u306b\u5b8c\u4e86\u3057\u307e\u3057\u305f\u304c\u3001\u3069\u3061\u3089\u306e\u30b5\u30fc\u30d0\u30fc\u3082\u9375\u8a8d\u8a3c\u63a5\u7d9a\u304c\u3001\u4eca\u307e\u3067\u306e\u624b\u9806\u3067\u306f\u3001\u3046\u307e\u304f\u884c\u304b\u306a\u3044\u4e8b\u306f\u540c\u3058\u3067\u3057\u305f\u3002<\/p>\n\n\n\n

2\u67089\u65e5\u73fe\u5728\u3001\u516c\u958b\u30b5\u30fc\u30d0\u30fc\u3068\u3001\u4e00\u65e6OS\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u5bfe\u7b56\u306e\u30b5\u30fc\u30d0\u30fc\u306e2\u53f0\u3092\u7a3c\u50cd\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u65b9\u3068\u3082\u9375\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u5225\u306e\u540d\u524d\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u9375\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3057\u306a\u304f\u3068\u3082OK\u3067\u3057\u305f\u3002\u4e0b\u306e\u4f8b\u3092\u53c2\u7167\u4e0b\u3055\u3044\uff082\u3064\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u9375\u306f\u5225\u306e\u9375\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\uff09<\/p>\n\n\n\n

$ ssh user@192.168.100.105<\/mark>\u3000\u3000\u3000\u3000\u3000\u30fb\u30fb\u30fb\u30fb\u66ab\u5b9a\u30b5\u30fc\u30d0\u30fc\u3078\u306eSSH\u30ed\u30b0\u30a4\u30f3<\/mark>
Last login: Fri Feb 9 10:46:33 2024 from 192.168.100.75
[user@east19-mikas ~]$<\/p>\n\n\n\n

$ ssh user@192.168.100.107<\/mark>\u3000\u3000\u3000\u3000\u3000\u30fb\u30fb\u30fb\u30fb\u516c\u958b\u30b5\u30fc\u30d0\u30fc\u3078\u306eSSH\u30ed\u30b0\u30a4\u30f3<\/mark>
Last login: Fri Feb 9 11:12:17 2024 from 192.168.100.75
[user@east19-mikas ~]$<\/p>\n\n\n\n

<\/p>\n\n\n\n

sshd_config\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4<\/h2>\n\n\n\n

\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3092\u5909\u66f4\u3057\u307e\u3059<\/mark>
# vi \/etc\/ssh\/sshd_config<\/mark>
Shift+i<\/mark>
42<\/mark>\u884c\u76ee
PermitRootLogin no\u3000\u3000\u30fb\u30fb\u30fb\u521d\u671f\u72b6\u614b\uff01<\/mark>
47<\/mark>\u884c\u76ee
PubkeyAuthentication yes\u3000\u3000\u30fb\u30fb\u30fbno\u2192yes\u3000\u306b\u5909\u66f4<\/mark>
67<\/mark>\u884c\u76ee
PasswordAuthentication no \u3000\u30fb\u30fb\u30fbyes \u2192no\u3000\u306b\u5909\u66f4<\/mark>
ESC<\/mark>
:wq<\/mark>
# systemctl restart sshd<\/mark><\/p>\n\n\n\n

\u53c2\u8003\u306b\u3055\u305b\u3066\u9802\u3044\u305f\u5148\u8f29\u306e\u30b5\u30a4\u30c8<\/h3>\n\n\n\n

Linux\u3067\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9<\/a>\u30fb\u30fb\u30fb\u3055\u3093
CentOS\u3084AlmaLinux\u3067\u81ea\u5b85\u30b5\u30fc\u30d0\u30fc<\/a>\u30fb\u30fb\u30fb\u3055\u3093<\/p>\n\n\n\n

\u4ed6\u306b\u3082\u5148\u8f29\u65b9\u306e\u30b5\u30a4\u30c8\u3092\u53c2\u8003\u306b\u3057\u307e\u3057\u305f\u3002\u5fa1\u793c\u3044\u305f\u3057\u307e\u3059<\/p>\n","protected":false},"excerpt":{"rendered":"

Web\u30b5\u30fc\u30d0\u30fc\u306eOS\u3092RedHat-Clone\u306eA…<\/p>\n","protected":false},"author":1,"featured_media":8122,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,13],"tags":[25,104,273],"class_list":["post-7599","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","category-server","tag-almalinux","tag-ssh","tag-273"],"_links":{"self":[{"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/posts\/7599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7599"}],"version-history":[{"count":16,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/posts\/7599\/revisions"}],"predecessor-version":[{"id":11444,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/posts\/7599\/revisions\/11444"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=\/wp\/v2\/media\/8122"}],"wp:attachment":[{"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/east19-mikas.com\/mpat\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}