{"id":1518,"date":"2023-02-09T12:42:00","date_gmt":"2023-02-09T03:42:00","guid":{"rendered":"https:\/\/clouds.tokyo\/blog\/?p=1518"},"modified":"2023-02-09T12:43:30","modified_gmt":"2023-02-09T03:43:30","slug":"ssh-ecdsa","status":"publish","type":"post","link":"https:\/\/clouds.tokyo\/blog\/ssh-ecdsa\/","title":{"rendered":"\u3010Linux\u3011CentOS6\u304b\u3089AlmaLinux9\u3078\u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3057ssh\u63a5\u7d9a"},"content":{"rendered":"<p>\u53e4\u3044\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u65b0\u3057\u3044\u30b5\u30fc\u30d0\u30fc\u3078\u30d1\u30b9\u306a\u3057\u63a5\u7d9a\u304c\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u3060\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002<br \/>\n\u3082\u3061\u308d\u3093\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7684\u306b\u30aa\u30b9\u30b9\u30e1\u306f\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u63a5\u7d9a\u5143\u30b5\u30fc\u30d0\u30fc\u3067ECDSA\u3067ssh-keygen<\/p>\n<pre>\r\nssh-keygen -t ecdsa -b 256\r\n<\/pre>\n<p>\u751f\u6210\u3055\u308c\u305f\u516c\u958b\u9375\uff08id_ecdsa.pub\uff09\u306e\u5185\u5bb9\u3092<br \/>\n\u63a5\u7d9a\u5148\u30b5\u30fc\u30d0\u30fc\u306e authorized_keys\u306b\u30b3\u30d4\u30fc<\/p>\n<pre>\r\nvi .ssh\/authorized_keys\r\n\uff08\u5185\u5bb9\u3092\u30b3\u30d4\u30fc\u3057\u3066\u4fdd\u5b58\uff09\r\n\r\nchmod 600 .ssh\/authorized_keys\r\nchmod 700 .ssh\r\n<\/pre>\n<p>\u63a5\u7d9a\u5143\u30b5\u30fc\u30d0\u30fc\u306eECDSA\u5bfe\u5fdc<\/p>\n<pre>\r\nvi .ssh\/config\r\n\r\n\uff08\u4ee5\u4e0b\u3092\u8a18\u8f09\u3057\u3066\u4fdd\u5b58\uff09\r\nHost hogehoge.com(\u63a5\u7d9a\u5148)\r\n    HostKeyAlgorithms ecdsa-sha2-nistp256\r\n\r\nchmod 600 .ssh\/config\r\nchmod 700 .ssh\r\n<\/pre>\n<p>\u63a5\u7d9a\u5148\u30b5\u30fc\u30d0\u30fc\u306essh\u8a2d\u5b9a<\/p>\n<pre>\r\nvi \/etc\/ssh\/sshd_config\r\n\r\n\u4ee5\u4e0b\u3092\u8ffd\u8a18\r\nPubkeyAuthentication yes\r\nAuthorizedKeysFile .ssh\/authorized_keys\r\n<\/pre>\n<p>\u63a5\u7d9a\u5148\u30b5\u30fc\u30d0\u30fc\u306essh\u518d\u8d77\u52d5\u3067\u5b8c\u4e86<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53e4\u3044\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u65b0\u3057\u3044\u30b5\u30fc\u30d0\u30fc\u3078\u30d1\u30b9\u306a\u3057\u63a5\u7d9a\u304c\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u3060\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002 \u3082\u3061\u308d\u3093\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7684\u306b\u30aa\u30b9\u30b9\u30e1\u306f\u3057\u307e\u305b\u3093\u3002 \u63a5\u7d9a\u5143\u30b5\u30fc\u30d0\u30fc\u3067ECDSA\u3067ssh-keygen ssh-keygen -t ecdsa -b  &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/clouds.tokyo\/blog\/ssh-ecdsa\/\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;\u3010Linux\u3011CentOS6\u304b\u3089AlmaLinux9\u3078\u30d1\u30b9\u30ef\u30fc\u30c9\u306a\u3057ssh\u63a5\u7d9a&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_newsletter_access":""},"categories":[2],"tags":[591],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pezW3u-ou","jetpack-related-posts":[{"id":1808,"url":"https:\/\/clouds.tokyo\/blog\/mysql_lock\/","url_meta":{"origin":1518,"position":0},"title":"\u3010MySQL\u3011\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eMySQL\u304c\u30ed\u30c3\u30af\u3055\u308c\u305f\u3068\u304d\u306e\u5bfe\u51e6\u65b9\u6cd5","author":"yamamoto","date":"2025\u5e744\u670811\u65e5","format":false,"excerpt":"\u30ec\u30f3\u30bf\u30eb\u30b5\u30fc\u30d0\u30fc\u306eMySQL\u306e\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3057\u3066\u307b\u3057\u3044\u3068\u3044\u3046\u4f9d\u983c\u3092\u53d7\u3051\u5bfe\u5fdc\u3057\u305f\u306e\u3067\u5099\u5fd8\u9332\u3068\u3057\u3066\u6b8b\u3057\u307e\u3059\u2026","rel":"","context":"\u5099\u5fd8\u9332","block_context":{"text":"\u5099\u5fd8\u9332","link":"https:\/\/clouds.tokyo\/blog\/category\/memo\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":69,"url":"https:\/\/clouds.tokyo\/blog\/rsync_ssh\/","url_meta":{"origin":1518,"position":1},"title":"\u3010Linux\u3011rsync\u3067\u30b5\u30fc\u30d0\u9593\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u540c\u671f","author":"yamamoto","date":"2005\u5e7410\u670826\u65e5","format":false,"excerpt":"\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306a\u3069\u306e\u76ee\u7684\u3067\u3001rsync\u3092\u4f7f\u3063\u3066\u30b5\u30fc\u30d0\u9593\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u540c\u671f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u5b9a\u671f\u7684\u306b\u81ea\u2026","rel":"","context":"\u5099\u5fd8\u9332","block_context":{"text":"\u5099\u5fd8\u9332","link":"https:\/\/clouds.tokyo\/blog\/category\/memo\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":772,"url":"https:\/\/clouds.tokyo\/blog\/linux_scp_port\/","url_meta":{"origin":1518,"position":2},"title":"\u3010Linux\u3011\u30dd\u30fc\u30c8\u3092\u6307\u5b9a\u3057\u3066scp","author":"yamamoto","date":"2017\u5e747\u67086\u65e5","format":false,"excerpt":"\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9\u3067\u3001\u53ef\u80fd\u306a\u9650\u308assh\u306e\u30dd\u30fc\u30c8\u306f\u5909\u66f4\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002 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\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306b\u8a2d\u7f6e\u3057\u305f\u5c02\u7528\u30b5\u30fc\u30d0\u30fc3\u53f0\u3068\u30d5\u30a1\u30a4\u30e4\u30fc\u30a6\u2026","rel":"","context":"\u5099\u5fd8\u9332","block_context":{"text":"\u5099\u5fd8\u9332","link":"https:\/\/clouds.tokyo\/blog\/category\/memo\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/clouds.tokyo\/blog\/wp-content\/uploads\/2017\/11\/cap000003.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/clouds.tokyo\/blog\/wp-content\/uploads\/2017\/11\/cap000003.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/clouds.tokyo\/blog\/wp-content\/uploads\/2017\/11\/cap000003.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":55,"url":"https:\/\/clouds.tokyo\/blog\/scp_wildcard\/","url_meta":{"origin":1518,"position":4},"title":"\u3010Linux\u3011\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u3092\u4f7f\u3063\u305fscp\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001","author":"yamamoto","date":"2005\u5e747\u67086\u65e5","format":false,"excerpt":"scp\u30b3\u30de\u30f3\u30c9\u81ea\u4f53\u3001\u4e45\u3057\u3076\u308a\u306b\u4f7f\u3046\u3068\u66f8\u5f0f\u3092\u5fd8\u308c\u304c\u3061\u3067\u3059\u304c\u3001 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