{"id":11938,"date":"2024-06-17T10:18:50","date_gmt":"2024-06-17T01:18:50","guid":{"rendered":"https:\/\/www.stuffy.site\/computers\/?p=11938"},"modified":"2024-06-17T10:18:50","modified_gmt":"2024-06-17T01:18:50","slug":"ed25519%e6%9a%97%e5%8f%b7%e3%81%ab%e3%82%88%e3%82%8bssh%e6%8e%a5%e7%b6%9a","status":"publish","type":"post","link":"https:\/\/www.stuffy.site\/computers\/archives\/11938","title":{"rendered":"ed25519\u6697\u53f7\u306b\u3088\u308bSSH\u63a5\u7d9a"},"content":{"rendered":"\n

\u4eca\u307e\u3067Linux \u306e\u516c\u958b\u9375\u306b\u3088\u308bSSH\u63a5\u7d9a\u306b\u306fRSA\u6697\u53f7\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u6700\u8fd1\u306f\u6955\u5186\u66f2\u7dda\u6697\u53f7\u306a\u3069\u3088\u308a\u512a\u308c\u305f\u6697\u53f7\u65b9\u5f0f\u3092\u63a1\u7528\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u304c\u5897\u3048\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u306b\u306a\u308a\u3064\u3064\u3042\u308b ed25519\u6697\u53f7\u306b\u3088\u308bssh\u63a5\u7d9a\u306b\u5909\u66f4\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n\n\n\n\n

ed25519 – Weblio\u8f9e\u66f8\u3088\u308a<\/a><\/p>\n\n\n\n

\u30a8\u30c9\u30ef\u30fc\u30ba\u66f2\u7dda\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong><\/p>\n\n\n\n

\u30a8\u30c9\u30ef\u30fc\u30ba\u66f2\u7dda\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>\uff08\u30a8\u30c9\u30ef\u30fc\u30ba\u304d\u3087\u304f\u305b\u3093\u30c7\u30b8\u30bf\u30eb\u3057\u3087\u3081\u3044\u3042\u308b\u3054\u308a\u305a\u3080\u3001\u82f1\u8a9e<\/a>: Edwards-curve Digital Signature Algorithm\u3001\u7565\u79f0\uff1aEdDSA<\/strong>\uff09\u306f\u3001\u516c\u958b\u9375\u6697\u53f7<\/a>\u306b\u304a\u3044\u3066\u3001\u30c4\u30a4\u30b9\u30c6\u30c3\u30c9\u30a8\u30c9\u30ef\u30fc\u30ba\u66f2\u7dda\uff08\u82f1\u8a9e\u7248<\/a>\uff09\u306b\u57fa\u3065\u304f\u30b7\u30e5\u30ce\u30a2\u7f72\u540d\uff08\u82f1\u8a9e\u7248<\/a>\uff09\u306e\u4e00\u7a2e\u3092\u7528\u3044\u305f\u30c7\u30b8\u30bf\u30eb\u7f72\u540d<\/a>\u306e\u4e00\u3064\u3067\u3042\u308b[1]<\/a><\/sup>\u3002\u4ed6\u306e\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u306b\u304a\u3044\u3066\u898b\u3064\u304b\u3063\u3066\u3044\u308b\u5b89\u5168\u6027\u306b\u95a2\u3059\u308b\u554f\u984c\u3092\u56de\u907f\u3057\u305f\u4e0a\u3067\u3001\u9ad8\u52b9\u7387\u3067\u6697\u53f7\u5316\u51e6\u7406\u304c\u884c\u308f\u308c\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002\u30a8\u30c9\u30ef\u30fc\u30ba\u66f2\u7dda\u96fb\u5b50\u7f72\u540d\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u30c0\u30cb\u30a8\u30eb\u30fb\u30d0\u30fc\u30f3\u30b9\u30bf\u30a4\u30f3<\/a>\u304c\u7387\u3044\u308b\u30c1\u30fc\u30e0\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u305f [2]<\/a><\/sup>\u3002<\/p>\n\n\n\n

\u306a\u3093\u3060\u304bRSA\u3088\u308a\u5b89\u5168\u6027\u304c\u9ad8\u3044\u307f\u305f\u3044\u3067\u3059\u306d\u3002\u65e9\u901f\u3001\u8a2d\u5b9a\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n

[gusachan@ovf ~]$ cd .ssh<\/span>\n[gusachan@ovf .ssh]$ ssh-keygen -t ed25519<\/span>\nGenerating public\/private ed25519 key pair.\nEnter file in which to save the key (\/home\/gusachan\/.ssh\/id_ed25519):\nEnter passphrase (empty for no passphrase):\nEnter same passphrase again:\nYour identification has been saved in \/home\/gusachan\/.ssh\/id_ed25519.\nYour public key has been saved in \/home\/gusachan\/.ssh\/id_ed25519.pub.\nThe key fingerprint is:\nSHA256:wipfsdofpsfooeps902ododfomfmdkfkdooe gusachan@ovf.stuffy.site\nThe key's randomart image is:\n+--[ED25519 256]--+\n| . .+.           |\n|. . .o.          |\n| + . o .         |\n|+ *   O .        |\n|o= .o=.OS        |\n|  +++o=o +       |\n| oE++o .o        |\n|..++o++          |\n| .o*X+           |\n+----[SHA256]-----+\n[gusachan@ovf .ssh]$ cat id_ed25519.pub >> authorized_keys<\/span><\/pre>\n\n\n
.<\/p>\n\n\n\n
\u516c\u958b\u9375(id_ed25519.pub)\u3068\u79d8\u5bc6\u9375(id_ed25519)\u304c\u751f\u6210\u3055\u308c\u308b\u306e\u3067\u516c\u958b\u9375\u3092authorized_keys\u306b\u767b\u9332\u3057\u3066\u79d8\u5bc6\u9375\u3092SCP\u3067\u7aef\u672b\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n
\n
\"\"<\/figure>\n<\/div>\n\n\n
.<\/p>\n\n\n\n
\u7121\u4e8b\u3001SSH\u63a5\u7d9a\u3067\u304d\u305f\u306e\u3067\u8a2d\u5b9a\u306f\u5b8c\u4e86\u3067\u3059\u3002\u96e3\u3057\u3044\u3053\u3068\u3044\u308f\u305a\u306b\u4f7f\u3063\u3066\u307f\u308c\u3070\u4eca\u307e\u3067\u3068\u5909\u308f\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u65e9\u304f\u4f7f\u3048\u3070\u3088\u304b\u3063\u305f\u30fc<\/p>\n\n\n\n
\u4ee5\u4e0a\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4eca\u307e\u3067Linux \u306e\u516c\u958b\u9375\u306b\u3088\u308bSSH\u63a5\u7d9a\u306b\u306fRSA\u6697\u53f7\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u304d\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u6700\u8fd1\u306f\u6955\u5186\u66f2\u7dda\u6697\u53f7\u306a\u3069\u3088\u308a\u512a\u308c\u305f\u6697\u53f7\u65b9\u5f0f\u3092\u63a1\u7528\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u304c\u5897\u3048\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u306b\u306a\u308a\u3064\u3064\u3042\u308b ed25519\u6697\u53f7\u306b\u3088 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[91,110],"tags":[],"class_list":["post-11938","post","type-post","status-publish","format-standard","hentry","category-rocky-linux","category-ssh"],"_links":{"self":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/11938","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/comments?post=11938"}],"version-history":[{"count":2,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/11938\/revisions"}],"predecessor-version":[{"id":11941,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/posts\/11938\/revisions\/11941"}],"wp:attachment":[{"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/media?parent=11938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/categories?post=11938"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stuffy.site\/computers\/wp-json\/wp\/v2\/tags?post=11938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}