{"id":31890,"date":"2026-10-06T22:10:32","date_gmt":"2026-10-06T20:10:32","guid":{"rendered":"https:\/\/www.wedoback.com\/?page_id=31890"},"modified":"2026-10-07T11:04:31","modified_gmt":"2026-10-07T09:04:31","slug":"how-many-backups-to-keep","status":"publish","type":"page","link":"https:\/\/www.wedoback.com\/ja\/guides\/backup\/how-many-backups-to-keep\/","title":{"rendered":"\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3044\u304f\u3064\u4fdd\u7ba1\u3059\u3079\u304d\u3067\u3059\u304b\uff1f"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"31890\" class=\"elementor elementor-31890 elementor-31569\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4324ba3 e-con-full wdb-g e-flex e-con e-parent\" data-id=\"4324ba3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d004a59 e-con-full wdb-g-hero e-flex e-con e-parent\" data-id=\"d004a59\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-85294d9 e-con-full wdb-g-hero-in e-flex e-con e-parent\" data-id=\"85294d9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a25957 elementor-widget elementor-widget-text-editor\" data-id=\"8a25957\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-crumb\"><a href=\"\/ja\/\">\u30db\u30fc\u30e0<\/a><span>\u203a<\/span><a href=\"\/ja\/guides\/\">\u30ac\u30a4\u30c9<\/a><span>\u203a<\/span><a href=\"\/ja\/guides\/backup\/\">IT\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/a><\/p><p class=\"wdb-g-pill\" style=\"--pill:#01adb9\">IT\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3152336 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data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c7c582 elementor-widget elementor-widget-text-editor\" data-id=\"4c7c582\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-key\"><h2>\u8981\u70b9<\/h2><ul><li><strong>3\u3064\u306e\u30b3\u30d4\u30fc<\/strong>\uff08\u672c\u756a\u30c7\u30fc\u30bf\uff0b\u30d0\u30c3\u30af\u30a2\u30c3\u30d72\u3064\uff09\u3092<strong>2\u7a2e\u985e<\/strong>\u306e\u7570\u306a\u308b\u5a92\u4f53\u306b\u4fdd\u7ba1\u3057\u3001\u3046\u3061<strong>1\u3064\u306f\u30aa\u30d5\u30e9\u30a4\u30f3<\/strong>\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u304cANSSI\uff08\u30d5\u30e9\u30f3\u30b9\u56fd\u5bb6\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5e81\uff09\u3068CNIL\uff08\u30d5\u30e9\u30f3\u30b9\u306e\u30c7\u30fc\u30bf\u4fdd\u8b77\u6a5f\u95a2\uff09\u306e\u30eb\u30fc\u30eb\u3067\u3059\u3002<\/li><li>\u30aa\u30d5\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u306e\u983b\u5ea6\u304c\u4f4e\u3044\u3001\u307e\u305f\u306f\u7dad\u6301\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u3001<strong>\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb<\/strong>\u306a\u30b3\u30d4\u30fc\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/li><li>\u6642\u70b9\u306b\u3064\u3044\u3066\u306f\u3001<strong>\u6bce\u65e5\u306e\u6642\u70b9\u3092\u7d0430\u500b<\/strong>\u3001\u305d\u306e\u5f8c\u306b\u9031\u6b21\u307e\u305f\u306f\u6708\u6b21\u306e\u6642\u70b9\u3092\u3044\u304f\u3064\u304b\u4fdd\u6301\u3057\u307e\u3059\u3002<\/li><li>\u540c\u3058NAS\u5185\u306e2\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u306f<strong>1\u3064<\/strong>\u306e\u30b3\u30d4\u30fc\u3068\u3057\u3066\u6570\u3048\u307e\u3059\u3002<\/li><li>\u672c\u5f53\u306b\u91cd\u8981\u306a\u6570\u5b57\u306f\u300c20\u65e5\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u3001\u3044\u304f\u3064\u306e\u72ec\u7acb\u3057\u305f\u5a92\u4f53\u304b\u3089\u5fa9\u5143\u3067\u304d\u308b\u304b\u300d\u3067\u3059\u3002<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb05a57 elementor-widget elementor-widget-text-editor\" data-id=\"eb05a57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u30b3\u30d4\u30fc\u306e\u6570\uff1a3-2-1\u3001\u305d\u3057\u3066\u56fa\u5b9a\u3055\u308c\u305f\u30b3\u30d4\u30fc<\/h2><p>3-2-1\u30eb\u30fc\u30eb\u306f\u3001\u4eca\u3082\u57fa\u672c\u3068\u306a\u308b\u6700\u4f4e\u9650\u306e\u30eb\u30fc\u30eb\u3067\u3059\u3002ANSSI\u3068CNIL\u306f\u6b21\u306e\u3088\u3046\u306b\u5b9a\u3081\u3066\u3044\u307e\u3059\u3002<\/p><ul><li>\u30c7\u30fc\u30bf\u306e<strong>3<\/strong>\u3064\u306e\u30b3\u30d4\u30fc\uff1a\u539f\u672c\u30682\u3064\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3002<\/li><li><strong>2<\/strong>\u7a2e\u985e\u306e\u7570\u306a\u308b\u5a92\u4f53\uff1a\u540c\u3058\u6b20\u9665\u3067\u4e21\u65b9\u304c\u540c\u6642\u306b\u5931\u308f\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li><li><strong>1<\/strong>\u3064\u306e\u30aa\u30d5\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\uff1a\u3042\u3089\u3086\u308b\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u5207\u308a\u96e2\u3055\u308c\u305f\u5a92\u4f53\u306b\u4fdd\u7ba1\u3057\u307e\u3059\u3002<\/li><\/ul><p>\u591a\u304f\u306e\u89e3\u8aac\u3067\u306f\u300c\u30aa\u30d5\u30e9\u30a4\u30f3\u300d\u304c\u300c\u30aa\u30d5\u30b5\u30a4\u30c8\u300d\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3069\u3061\u3089\u3082\u6709\u7528\u3067\u3059\u304c\u3001\u540c\u3058\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30aa\u30d5\u30b5\u30a4\u30c8\u30b3\u30d4\u30fc\u3067\u3082\u3001\u540c\u3058\u8a8d\u8a3c\u60c5\u5831\u3067\u30aa\u30f3\u30e9\u30a4\u30f3\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308c\u3070\u653b\u6483\u8005\u304b\u3089\u5230\u9054\u53ef\u80fd\u3067\u3059\u3002ANSSI\u306f\u4e00\u5b9a\u306e\u6761\u4ef6\u306e\u3082\u3068\u3067\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u30aa\u30d5\u30b5\u30a4\u30c8\u30b3\u30d4\u30fc\u3092\u8a8d\u3081\u3066\u3044\u307e\u3059\u304c\u3001\u983b\u5ea6\u304c\u4f4e\u304f\u3066\u3082\u30aa\u30d5\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u306f\u4e0d\u53ef\u6b20\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p><p>\u63a5\u7d9a\u53ef\u80fd\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u307e\u3067\u6697\u53f7\u5316\u3059\u308b\u30e9\u30f3\u30b5\u30e0\u30a6\u30a7\u30a2\u304c\u767b\u5834\u3057\u3066\u304b\u3089\u306f\u3001\u6b21\u306e\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p><ul><li><strong>1<\/strong>\u3064\u306e\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u307e\u305f\u306f\u30aa\u30d5\u30e9\u30a4\u30f3\u306e\u30b3\u30d4\u30fc\uff1a\u65e5\u5e38\u306e\u7ba1\u7406\u8005\u3067\u3082\u524a\u9664\u3067\u304d\u306a\u3044\u3082\u306e\u3067\u3059\u3002<\/li><li>\u898b\u843d\u3068\u3055\u308c\u305f\u30a8\u30e9\u30fc<strong>0<\/strong>\u4ef6\uff1a\u5931\u6557\u3057\u305f\u30b8\u30e7\u30d6\u306f\u30a2\u30e9\u30fc\u30c8\u3092\u767a\u751f\u3055\u305b\u3001\u5fa9\u5143\u3082\u5b9f\u969b\u306b\u8a66\u3057\u307e\u3059\u3002<\/li><\/ul><p>\u540c\u3058NAS\u5185\u306e2\u53f0\u306e\u30c7\u30a3\u30b9\u30af\u306f\u3001\u76d7\u96e3\u3001\u706b\u707d\u3001\u7ba1\u7406\u8005\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u4fb5\u5bb3\u3068\u3044\u3046\u540c\u3058\u30ea\u30b9\u30af\u3092\u629e\u3048\u3066\u3044\u308b\u305f\u3081\u30011\u3064\u3068\u3057\u3066\u6570\u3048\u307e\u3059\u3002\u706b\u707d\u3092\u60f3\u5b9a\u30b7\u30ca\u30ea\u30aa\u3068\u3059\u308b\u306a\u3089\u3001\u540c\u3058\u5efa\u7269\u5185\u306e2\u3064\u306e\u4e8b\u696d\u8005\u3082\u540c\u69d8\u3067\u3059\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b16e8c8 elementor-widget elementor-widget-text-editor\" data-id=\"b16e8c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u6642\u70b9\u306e\u6570<\/h2><p>\u6bce\u6669\u4e0a\u66f8\u304d\u3055\u308c\u308b\u5358\u4e00\u306e\u30b3\u30d4\u30fc\u306f\u5c65\u6b74\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u591c\u306e\u30b3\u30d4\u30fc\u306b\u3059\u3067\u306b\u7834\u640d\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u308c\u3070\u3001\u5fa9\u5143\u3067\u304d\u308b\u3082\u306e\u306f\u4f55\u3082\u6b8b\u308a\u307e\u305b\u3093\u3002<\/p><p>\u4e2d\u5c0f\u4f01\u696d\u306b\u3068\u3063\u3066\u4e00\u822c\u7684\u3067\u5341\u5206\u306a\u69cb\u6210\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p><ul><li>30\u65e5\u9593\u30011\u65e5\u306b1\u3064\u306e\u6642\u70b9<\/li><li>\u8aa4\u308a\u306e\u767a\u898b\u304c\u9045\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u5834\u5408\u306f\u30018\u301c12\u9031\u9593\u3001\u9031\u306b1\u3064\u306e\u6642\u70b9<\/li><li>\u4fdd\u5b58\u304c\u5fc5\u8981\u306a\u66f8\u985e\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u306b\u306e\u307f\u3001\u6708\u306b1\u3064\u306e\u6642\u70b9<\/li><\/ul><p>\u3053\u308c\u306f\u7d0430\u500b\u306e\u65e5\u6b21\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3042\u308a\u300130\u500b\u306e\u5b8c\u5168\u306a\u30d5\u30eb\u30b3\u30d4\u30fc\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u5909\u66f4\u5206\u3057\u304b\u4fdd\u5b58\u3057\u306a\u3044\u305f\u3081\u3067\u3059\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u6570\u306f\u3001\u9b54\u6cd5\u306e\u6570\u5b57\u3067\u306f\u306a\u304f\u3001RPO\u3068\u691c\u77e5\u307e\u3067\u306e\u671f\u9593\u306b\u57fa\u3065\u3044\u3066\u6c7a\u3081\u307e\u3059\u3002\u53c2\u8003\u307e\u3067\u306b\u3001Mandiant\u306f2025\u5e74\u306e\u4fb5\u5165\u304b\u3089\u691c\u77e5\u307e\u3067\u306e\u671f\u9593\u306e\u4e2d\u592e\u5024\u309214\u65e5\u3068\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a25c2cb elementor-widget elementor-widget-text-editor\" data-id=\"a25c2cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u307e\u3068\u3081<\/h2><table><thead><tr><th>\u554f\u3044<\/th><th>\u6700\u4f4e\u9650\u306e\u56de\u7b54<\/th><th>\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td>\u30b3\u30d4\u30fc\u306f\u3044\u304f\u3064\uff1f<\/td><td>3\u3064\uff08\u672c\u756a\u30c7\u30fc\u30bf\uff0b\u30d0\u30c3\u30af\u30a2\u30c3\u30d72\u3064\uff09<\/td><td>\u5a92\u4f531\u3064\u306e\u55aa\u5931\u306b\u8010\u3048\u308b\u305f\u3081<\/td><\/tr><tr><td>\u5a92\u4f53\u306f\u3044\u304f\u3064\uff1f<\/td><td>\u7570\u306a\u308b2\u7a2e\u985e<\/td><td>\u5171\u901a\u306e\u6b20\u9665\u3092\u907f\u3051\u308b\u305f\u3081<\/td><\/tr><tr><td>\u30aa\u30d5\u30e9\u30a4\u30f3\u307e\u305f\u306f\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306f\u3044\u304f\u3064\uff1f<\/td><td>\u5c11\u306a\u304f\u3068\u30821\u3064<\/td><td>\u7ba1\u7406\u8005\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u76d7\u96e3\u306b\u8010\u3048\u308b\u305f\u3081<\/td><\/tr><tr><td>\u6642\u70b9\u306f\u3044\u304f\u3064\uff1f<\/td><td>\u6bce\u65e5\u306e\u6642\u70b9\u3092\u7d0430\u500b\u3001\u305d\u306e\u5f8c\u306f\u9593\u9694\u3092\u7a7a\u3051\u3066<\/td><td>\u767a\u898b\u304c\u9045\u308c\u305f\u4fb5\u5165\u306e\u524d\u306b\u623b\u308b\u305f\u3081<\/td><\/tr><tr><td>\u30c6\u30b9\u30c8\u306f\u4f55\u56de\uff1f<\/td><td>\u5c11\u306a\u304f\u3068\u3082\u56db\u534a\u671f\u306b1\u56de<\/td><td>\u30b3\u30d4\u30fc\u304c\u5fa9\u5143\u3067\u304d\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36d2b7e elementor-widget elementor-widget-text-editor\" data-id=\"36d2b7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u3088\u308a\u591a\u304f\u5fc5\u8981\u306a\u30b1\u30fc\u30b9<\/h2><ul><li>\u5165\u529b\u304c\u7d99\u7d9a\u7684\u306b\u884c\u308f\u308c\u308b\u5834\u5408\uff08POS\u3001\u60a3\u8005\u8a18\u9332\u3001\u751f\u7523\u7ba1\u7406\uff09\uff1a1\u65e5\u306b\u8907\u6570\u306e\u6642\u70b9\u304c\u5fc5\u8981\u3067\u3059\u3002\u305d\u3046\u3057\u306a\u3051\u308c\u3070\u300c\u6700\u65b0\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u300d\u304c\u6700\u592724\u6642\u9593\u524d\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002<\/li><li>\u53e4\u3044\u6587\u66f8\u3092\u8a3c\u660e\u3059\u308b\u7fa9\u52d9\u304c\u3042\u308b\u5834\u5408\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5897\u3084\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u5bfe\u8c61\u66f8\u985e\u306e<a href=\"\/ja\/guides\/backup\/what-is-an-immutable-backup\/\">\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306a\u30a2\u30fc\u30ab\u30a4\u30d6<\/a>\u3067\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/li><li>\u30d5\u30a1\u30a4\u30eb\u306e\u5165\u308c\u66ff\u308f\u308a\u304c\u6fc0\u3057\u3044\u5834\u5408\uff1a\u5c65\u6b74\u306e\u5bb9\u91cf\u304c\u5897\u3048\u307e\u3059\u3002\u8cfc\u5165\u5bb9\u91cf\u3092\u78ba\u5b9a\u3059\u308b\u524d\u306b\u30011\u9031\u9593\u306e\u5b9f\u6e2c\u3092\u884c\u3044\u307e\u3059\u3002<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4af3a5a elementor-widget elementor-widget-text-editor\" data-id=\"4af3a5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u591a\u3059\u304e\u308b\u30b1\u30fc\u30b9<\/h2><p>\u8ab0\u3067\u3082\u524a\u9664\u3067\u304d\u308b\u30ed\u30fc\u30ab\u30eb\u30c7\u30a3\u30b9\u30af\u4e0a\u306b\u3001\u4e00\u5ea6\u3082\u5fa9\u5143\u3055\u308c\u305f\u3053\u3068\u306e\u306a\u3044\u4f55\u767e\u3082\u306e\u6642\u70b9\u304c\u3042\u3063\u3066\u3082\u3001\u5b89\u5168\u3060\u3068\u3044\u3046\u932f\u899a\u3092\u4e0e\u3048\u308b\u3060\u3051\u3067\u3059\u3002\u57fa\u6e96\u306f\u7ba1\u7406\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u8868\u793a\u3055\u308c\u308b\u6570\u3067\u306f\u306a\u304f\u3001\u300c20\u65e5\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u3001\u3044\u304f\u3064\u306e\u72ec\u7acb\u3057\u305f\u5a92\u4f53\u304b\u3089\u5fa9\u5143\u3067\u304d\u308b\u304b\u300d\u3067\u3059\u3002\u30d5\u30e9\u30f3\u30b9\u653f\u5e9c\u306e\u30b5\u30a4\u30d0\u30fc\u88ab\u5bb3\u652f\u63f4\u30b5\u30a4\u30c8\u3067\u3042\u308bCybermalveillance.gouv.fr\u306f\u3001\u5b9f\u969b\u306b\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3057\u3066\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u6a5f\u80fd\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3059\u308b\u3088\u3046\u547c\u3073\u304b\u3051\u3066\u3044\u307e\u3059\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e20adbb elementor-widget elementor-widget-text-editor\" data-id=\"e20adbb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-brand\"><h2>WeDoBack\u306e\u5834\u5408<\/h2><p>\u5404\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u672c\u756a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5916\u306b\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u72b6\u614b\u3067\u4fdd\u5b58\u3055\u308c\u3001\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u5197\u9577\u5316\u3055\u308c\u307e\u3059\u3002\u4fdd\u6301\u671f\u9593\u306f\u3001\u5bb9\u91cf\u306e\u7bc4\u56f2\u5185\u3067\u304a\u5ba2\u69d8\u304c\u8a2d\u5b9a\u3057\u307e\u3059\u3002<a href=\"\/ja\/immutable-offer\/\">\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb<\/a>\u30d7\u30e9\u30f3\u3067\u306f\u3001\u9078\u629e\u3057\u305f\u671f\u9593\u4e2d\uff08\u6700\u957710\u5e74\uff09\u8ab0\u3082\u5909\u66f4\u30fb\u524a\u9664\u3067\u304d\u306a\u3044\u30b3\u30d4\u30fc\u3092\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u76e3\u8996\u306f24\u6642\u9593\u4f53\u5236\u3067\u884c\u308f\u308c\u3001\u5b8c\u4e86\u3057\u306a\u304b\u3063\u305f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u901a\u77e5\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5229\u7528\u3067\u304d\u308b\u6642\u70b9\u306e\u6570\u306f\u3001\u3054\u5951\u7d04\u306e\u5bb9\u91cf\u3068\u8a2d\u5b9a\u3057\u305f\u983b\u5ea6\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u3001\u300cN\u500b\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u300d\u3068\u3044\u3063\u305f\u96a0\u308c\u305f\u4e0a\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/ja\/offers-and-pricing\/\">\u30d7\u30e9\u30f3\u3068\u6599\u91d1\u3092\u898b\u308b<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/ja\/immutable-offer\/\">\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30d7\u30e9\u30f3\u3092\u898b\u308b<\/a><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fea2015 elementor-widget elementor-widget-text-editor\" data-id=\"fea2015\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-faq\"><h2>\u3088\u304f\u3042\u308b\u3054\u8cea\u554f<\/h2><details><summary>30\u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u5bb9\u91cf\u306e30\u500d\u306b\u306a\u308a\u307e\u3059\u304b\uff1f<\/summary><p>\u306a\u308a\u307e\u305b\u3093\u3002\u5897\u5206\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3067\u306f\u3001\u6700\u521d\u306e\u30d5\u30eb\u30b3\u30d4\u30fc\u306e\u5f8c\u306f\u5909\u66f4\u5206\u3060\u3051\u304c\u4fdd\u5b58\u3055\u308c\u307e\u3059\u300230\u65e5\u5206\u306e\u5c65\u6b74\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u66f4\u7387\u306b\u3088\u308a\u307e\u3059\u304c\u3001\u5b9f\u30c7\u30fc\u30bf\u91cf\u306e2\u301c4\u500d\u7a0b\u5ea6\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u304f\u3042\u308a\u307e\u3059\u3002<\/p><\/details><details><summary>\u30af\u30e9\u30a6\u30c9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u3042\u3063\u3066\u3082\u3001\u30aa\u30d5\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u306f\u672c\u5f53\u306b\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/summary><p>ANSSI\u306f\u3001\u4ed6\u306e\u30b3\u30d4\u30fc\u3088\u308a\u983b\u5ea6\u304c\u4f4e\u304f\u3066\u3082\u30aa\u30d5\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u3092\u4e0d\u53ef\u6b20\u3068\u3057\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u3088\u308a\u5805\u7262\u3067\u3042\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u5a92\u4f53\u306e\u30ed\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u5b9a\u3081\u305f\u671f\u9593\u4e2d\u306f\u8ab0\u3082\u524a\u9664\u3067\u304d\u306a\u3044\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30d4\u30fc\u304c\u3001\u540c\u3058\u30ac\u30a4\u30c9\u304c\u60f3\u5b9a\u3059\u308b\u59a5\u5354\u6848\u3067\u3059\u3002<\/p><\/details><details><summary>Microsoft 365\u306b\u306f\u3044\u304f\u3064\u30b3\u30d4\u30fc\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/summary><p>\u540c\u3058\u8003\u3048\u65b9\u304c\u5f53\u3066\u306f\u307e\u308a\u307e\u3059\u3002Microsoft 365\u5185\u306e\u30c7\u30fc\u30bf\u306b\u52a0\u3048\u3066\u3001\u5225\u306e\u8a8d\u8a3c\u60c5\u5831\u3067\u7ba1\u7406\u3055\u308c\u308b\u30c6\u30ca\u30f3\u30c8\u5916\u306e\u30b3\u30d4\u30fc\u304c\u5c11\u306a\u304f\u3068\u30821\u3064\u5fc5\u8981\u3067\u3059\u3002Exchange Online\u306e\u3054\u307f\u7bb1\uff08\u65e2\u5b9a\u306714\u65e5\u9593\u3001\u6700\u957730\u65e5\u9593\uff09\u306f\u72ec\u7acb\u3057\u305f\u30b3\u30d4\u30fc\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><\/details><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea3f06e elementor-widget elementor-widget-text-editor\" data-id=\"ea3f06e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>\u95a2\u9023\u30ac\u30a4\u30c9<\/h2><div class=\"wdb-g-related\"><a href=\"\/ja\/guides\/backup\/how-long-to-keep-backups\/\"><small>IT\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/small>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u671f\u9593\u4fdd\u5b58\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/a><a href=\"\/ja\/guides\/backup\/where-to-store-backups\/\"><small>IT\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/small>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u3069\u3053\u306b\u4fdd\u5b58\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/a><a href=\"\/ja\/guides\/backup\/protect-backups-from-ransomware\/\"><small>IT\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/small>\u30e9\u30f3\u30b5\u30e0\u30a6\u30a7\u30a2\u304b\u3089\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u5b88\u308b\u306b\u306f\uff1f<\/a><a href=\"\/ja\/guides\/what-to-do-if\/last-nights-backup-failed\/\"><small>\u7dca\u6025\u6642\u306e\u5bfe\u5fdc<\/small>\u6628\u591c\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u5931\u6557\u3057\u305f<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c10e90 elementor-widget elementor-widget-text-editor\" data-id=\"6c10e90\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-sources\"><h2>\u51fa\u5178<\/h2><p class=\"wdb-g-src-date\">2026\u5e7410\u6708\u306b\u53c2\u7167\u3057\u305f\u8cc7\u6599\u3067\u3059\u3002<\/p><ol><li><a href=\"https:\/\/messervices.cyber.gouv.fr\/documents-guides\/anssi_fondamentaux_sauvegarde_systemes_dinformation_v1.1.pdf\" target=\"_blank\" rel=\"noopener\">\u60c5\u5831\u30b7\u30b9\u30c6\u30e0\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff1a\u57fa\u672c\u4e8b\u9805\uff08ANSSI-BP-100\u3001v1.1\u30012025\u5e7411\u670827\u65e5\uff09<\/a> \u2014 ANSSI<\/li><li><a href=\"https:\/\/www.cnil.fr\/fr\/securite-sauvegarder\" target=\"_blank\" rel=\"noopener\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff1a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/a> \u2014 CNIL<\/li><li><a href=\"https:\/\/www.cybermalveillance.gouv.fr\/tous-nos-contenus\/bonnes-pratiques\/sauvegardes\" target=\"_blank\" rel=\"noopener\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u9069\u5207\u306b\u7ba1\u7406\u3059\u308b\u7406\u7531\u3068\u65b9\u6cd5<\/a> \u2014 Cybermalveillance.gouv.fr<\/li><li><a href=\"https:\/\/cloud.google.com\/blog\/topics\/threat-intelligence\/m-trends-2026\/\" target=\"_blank\" rel=\"noopener\">M-Trends 2026\uff1a\u6700\u524d\u7dda\u304b\u3089\u306e\u30c7\u30fc\u30bf\u3001\u77e5\u898b\u3001\u6226\u7565<\/a> \u2014 Mandiant\uff08Google Cloud\uff09<\/li><li><a href=\"https:\/\/learn.microsoft.com\/en-us\/exchange\/security-and-compliance\/recoverable-items-folder\/recoverable-items-folder\" target=\"_blank\" rel=\"noopener\">Exchange Online\u306e\u56de\u5fa9\u53ef\u80fd\u306a\u30a2\u30a4\u30c6\u30e0\u30d5\u30a9\u30eb\u30c0\u30fc<\/a> \u2014 Microsoft Learn<\/li><li><a href=\"https:\/\/www.wedoback.com\/offres-et-tarifs\/\" target=\"_blank\" rel=\"noopener\">\u30d7\u30e9\u30f3\u3068\u6599\u91d1<\/a> \u2014 WeDoBack<\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-004cf26 e-con-full wdb-g-aside e-flex e-con e-parent\" data-id=\"004cf26\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-294c3a6 elementor-widget elementor-widget-text-editor\" data-id=\"294c3a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<nav class=\"wdb-g-toc\" aria-label=\"\u76ee\u6b21\"><p>\u3053\u306e\u30da\u30fc\u30b8\u306e\u5185\u5bb9<\/p><ol><\/ol><\/nav>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8049c9d elementor-widget elementor-widget-text-editor\" data-id=\"8049c9d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-card\"><h3>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u707d\u5bb3\u5fa9\u65e7\u8a08\u753b\uff08DRP\uff09\u3001\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff08BCP\uff09\u3092\u3054\u691c\u8a0e\u4e2d\u3067\u3059\u304b\uff1f<\/h3><p>20\u5e74\u4ee5\u4e0a\u306b\u308f\u305f\u308a\u3001\u4f01\u696d\u306e\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u643a\u308f\u3063\u3066\u304d\u305f\u5b9f\u7e3e\u304c\u3042\u308a\u307e\u3059\u3002<\/p><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/ja\/quotation\/\">\u898b\u7a4d\u3082\u308a\u3092\u4f9d\u983c\u3059\u308b<\/a><a class=\"wdb-g-tel\" href=\"tel:+33972507828\">+33 9 72 50 78 28<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-68b3f23 e-con-full wdb-g-cta e-flex e-con e-parent\" data-id=\"68b3f23\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2392a3e e-con-full wdb-g-cta-in e-flex e-con e-parent\" data-id=\"2392a3e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-214a7ee elementor-widget elementor-widget-text-editor\" data-id=\"214a7ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>WeDoBack\u3067\u5927\u5207\u306a\u30c7\u30fc\u30bf\u3092\u5b88\u308a\u307e\u3057\u3087\u3046<\/h2><p>\u6697\u53f7\u5316\u3055\u308c\u305f\u30aa\u30d5\u30b5\u30a4\u30c8\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u707d\u5bb3\u5fa9\u65e7\u8a08\u753b\uff08DRP\uff09\u3001\u4e8b\u696d\u7d99\u7d9a\u8a08\u753b\uff08BCP\uff09\u3002\u304a\u5ba2\u69d8\u306e\u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3092\u304a\u77e5\u3089\u305b\u3044\u305f\u3060\u3051\u308c\u3070\u3001\u6700\u9069\u306a\u7d44\u307f\u5408\u308f\u305b\u3092\u3054\u63d0\u6848\u3057\u307e\u3059\u3002<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/ja\/quotation\/\">\u898b\u7a4d\u3082\u308a\u3092\u4f9d\u983c\u3059\u308b<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/ja\/offers-and-pricing\/\">\u30d7\u30e9\u30f3\u3068\u6599\u91d1\u3092\u898b\u308b<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":31796,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_seopress_titles_title":"\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u4fdd\u7ba1\u6570\uff1a3-2-1\u30eb\u30fc\u30eb | WeDoBack","_seopress_titles_desc":"\u30c7\u30fc\u30bf\u306f\u5c11\u306a\u304f\u3068\u30823\u3064\u4fdd\u7ba1\u3057\u3001\u3046\u30611\u3064\u306f\u30aa\u30d5\u30b5\u30a4\u30c8\u30011\u3064\u306f\u524a\u9664\u4e0d\u53ef\u306b\u3057\u307e\u3059\u3002\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u524d\u306b\u623b\u308c\u308b\u3060\u3051\u306e\u6642\u70b9\u3082\u5fc5\u8981\u3067\u3059\u3002","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":"","_members_access_role":[],"_members_access_error":""},"class_list":["post-31890","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/pages\/31890","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/comments?post=31890"}],"version-history":[{"count":1,"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/pages\/31890\/revisions"}],"predecessor-version":[{"id":32461,"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/pages\/31890\/revisions\/32461"}],"up":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/pages\/31796"}],"wp:attachment":[{"href":"https:\/\/www.wedoback.com\/ja\/wp-json\/wp\/v2\/media?parent=31890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}