\u30ea\u30e2\u30fc\u30c8\u30ad\u30fc\u30ec\u30b9\u30a8\u30f3\u30c8\u30ea\u30fc\uff08RKE\uff09\u30b7\u30b9\u30c6\u30e0<\/strong><\/h2>\n\n\n\n\u30ea\u30e2\u30fc\u30c8\u30fb\u30ad\u30fc\u30ec\u30b9\u30fb\u30a8\u30f3\u30c8\u30ea\u30fc\u3068\u306f\u3001\u7269\u7406\u7684\u306a\u30ad\u30fc\u3092\u4f7f\u308f\u305a\u306b\uff08\u4f8b\u3048\u3070\u3001\u30c9\u30a2\u30ad\u30fc\u30d1\u30c3\u30c9\u3084\u30ea\u30e2\u30b3\u30f3\u3092\u4f7f\u3063\u3066\uff09\u8eca\u306b\u4e57\u308a\u8fbc\u3080\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u6700\u521d\u306eRKE\u30ad\u30fc\u306f\u3001\u30b3\u30fc\u30c9\u5316\u3055\u308c\u305f\u30d1\u30eb\u30b9\u4fe1\u53f7\u767a\u751f\u5668\u3068\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u306e\u8d64\u5916\u7dda\u653e\u5c04\u5668\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u30ad\u30fc\u306f\u7279\u5b9a\u306e\u4fe1\u53f7\u3092\u9001\u4fe1\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3001\u8eca\u306f\u305d\u306e\u4fe1\u53f7\u306b\u53cd\u5fdc\u3059\u308b\u3088\u3046\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002 <\/p>\n\n\n\n
\u30ea\u30d7\u30ec\u30a4\u653b\u6483<\/strong><\/h2>\n\n\n\n\u3053\u306e\u4fdd\u8b77\u3055\u308c\u3066\u3044\u306a\u3044\u4fe1\u53f7\u3092\u60aa\u7528\u3057\u3066\u3001\u30cf\u30c3\u30ab\u30fc\u305f\u3061\u306f\u300c\u53e4\u5178\u7684\u306a\u300d\u30ea\u30d7\u30ec\u30a4\u653b\u6483\u3092\u8003\u6848\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u653b\u6483\u3067\u306f\u3001\u30ad\u30fc\u3068\u540c\u3058IR\u5468\u6ce2\u6570\u3092\u8a18\u9332\u3057\u3001\u4efb\u610f\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u9001\u4fe1\u3059\u308b\u88c5\u7f6e\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u89e3\u9320\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u3001\u30cf\u30c3\u30ab\u30fc\u306f\u3053\u306e\u4fe1\u53f7\u3092\u8a18\u9332\u3057\u3001\u5f8c\u3067\u305d\u308c\u3092\u518d\u751f\u3057\u3066\u30c9\u30a2\u3092\u89e3\u9320\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u65b9\u6cd5\u306f\u3001\u30ad\u30fc\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u89e3\u9320\u306e\u4fe1\u53f7\u304c\u5e38\u306b\u540c\u3058\u5834\u5408\u306b\u306e\u307f\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n![\"Cyber](\"https:\/\/plaxidityx.com\/wp-content\/uploads\/2023\/08\/reaply-attack.jpg\")
Replay attack<\/em><\/figcaption><\/figure>\n\n\n\n\u3053\u306e\u3088\u3046\u306a\u653b\u6483\u3092\u9632\u3050\u305f\u3081\u3001\u30ad\u30fc\u304b\u3089\u8eca\u306b\u9001\u4fe1\u3055\u308c\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u30ed\u30fc\u30ea\u30f3\u30b0\u30fb\u30b3\u30fc\u30c9\u30fb\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u5c0e\u5165\u3055\u308c\u3001\u540c\u3058\u89e3\u9320\u4fe1\u53f7\u304c\u7e70\u308a\u8fd4\u3057\u4f7f\u7528\u3055\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u8eca\u3068\u30ad\u30fc\u306f\u3001\u89e3\u9320\u7528\u3068\u65bd\u9320\u7528\u306e2\u3064\u306e\u30b3\u30fc\u30c9\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u5171\u6709\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001Xn\u306f\u89e3\u9320\u7528\u306en\u756a\u76ee\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3067\u3042\u308a\u3001Yn\u306f\u65bd\u9320\u7528\u306en\u756a\u76ee\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3068\u3057\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u306f\u3001\u6697\u53f7\u8ad6\u7684\u64ec\u4f3c\u4e71\u6570\u751f\u6210\u5668\uff08CSPRNG\uff09\u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002\u89e3\u9320\u30dc\u30bf\u30f3\u3092n\u56de\u76ee\u306b\u62bc\u3059\u3068\u3001\u30ad\u30fc\u306f\u30b3\u30fc\u30c9Xn\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u8eca\u306f\u53d7\u4fe1\u3057\u305f\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3068\u60f3\u5b9a\u3055\u308c\u308b\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3068\u3092\u6bd4\u3079\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u8eca\u306e\u89e3\u9320\u307e\u305f\u306f\u65bd\u9320\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
RKE\u653b\u6483\u306b\u7d9a\u304f\u653b\u6483\uff1a \u30ed\u30fc\u30eb\u30b8\u30e3\u30e0\u653b\u6483<\/strong><\/h2>\n\n\n\n\u524d\u9805\u3067\u7d39\u4ecb\u3057\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u6539\u5584\u7b56\u306f\u3001\u30ed\u30fc\u30ea\u30f3\u30b0\u30fb\u30b3\u30fc\u30c9\u3092\u30d0\u30a4\u30d1\u30b9\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u300c\u30ed\u30fc\u30eb\u30fb\u30b8\u30e3\u30e0\u300d\u653b\u6483\u306b\u9032\u5316\u3057\u307e\u3057\u305f\u3002\u30ed\u30fc\u30eb\u30fb\u30b8\u30e3\u30e0\u653b\u6483\u306f\u3001\u30ed\u30fc\u30ea\u30f3\u30b0\u30fb\u30b3\u30fc\u30c9\u3092\u8a18\u9332\u3057\u3001\u30ad\u30fc\u304b\u3089\u306eRF\u4fe1\u53f7\u3092\u59a8\u5bb3\u3057\u3066\u8eca\u304c\u3053\u308c\u3092\u53d7\u4fe1\u3059\u308b\u3053\u3068\u3092\u59a8\u5bb3\u3057\u307e\u3059\u3002\u3053\u306e\u653b\u6483\u30b7\u30ca\u30ea\u30aa\u306f\u3001\u4ee5\u4e0b\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
\n- \u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u89e3\u9320\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3001\u8eca\u306e\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u6700\u521d\u306e\u30b3\u30fc\u30c9\u3067\u3042\u308bX1\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u4fe1\u53f7\u3092\u59a8\u5bb3\u3057\u3001X1\u306e\u5024\u3092\u5165\u624b\u3057\u307e\u3059\u3002\u59a8\u5bb3\u3055\u308c\u305f\u305f\u3081\u3001\u8eca\u306f\u4fe1\u53f7\u3092\u53d7\u4fe1\u3067\u304d\u305a\u3001\u65bd\u9320\u3055\u308c\u305f\u307e\u307e\u3067\u3059\u3002<\/li>\n\n\n\n
- \u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u518d\u3073\u89e3\u9320\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3001X2\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u653b\u6483\u8005\u306f\u4fe1\u53f7\u3092\u59a8\u5bb3\u3057\u3001X2\u306e\u5024\u3092\u624b\u306b\u5165\u308c\u307e\u3059\u3002\u30b9\u30c6\u30c3\u30d71\u3068\u540c\u69d8\u3001\u8eca\u306f\u65bd\u9320\u3055\u308c\u305f\u307e\u307e\u3067\u3059\u3002<\/li>\n\n\n\n
- \u653b\u6483\u8005\u306fX1\u3092\u9001\u4fe1\u3057\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u305f\u3081\u306b\u8eca\u3092\u89e3\u9320\u3057\u307e\u3059\u3002<\/li>\n\n\n\n
- \u904b\u8ee2\u304b\u3089\u623b\u3063\u305f\u30c9\u30e9\u30a4\u30d0\u30fc\u306f\u99d0\u8eca\u3057\u3001\u65bd\u9320\u7528\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3067\u3042\u308bY1\u3092\u9001\u4fe1\u3057\u3066\u8eca\u3092\u65bd\u9320\u3057\u307e\u3059\u3002<\/li>\n\n\n\n
- \u305d\u306e\u591c\u306b\u3001\u653b\u6483\u8005\u306f\u8eca\u306e\u89e3\u9320\u30b3\u30fc\u30c9X2\u3092\u9001\u4fe1\u3057\u3001\u8eca\u3092\u89e3\u9320\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n
![\"\"](\"https:\/\/plaxidityx.com\/wp-content\/uploads\/2023\/08\/Roll-Jam-Attack--1024x506.jpg\")
Roll Jam Attack<\/em><\/figcaption><\/figure>\n\n\n\n\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u4e0a\u8a18\u306e\u5b9f\u88c5\u306e\u4e3b\u306a\u5f31\u70b9\u306f\u3001\u89e3\u9320\u3068\u65bd\u9320\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u304c\u4e92\u3044\u306b\u72ec\u7acb\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3092\u5171\u6709\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u30ed\u30fc\u30eb\u30b8\u30e3\u30e0\u653b\u6483\u306e\u65b0\u305f\u306a\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u305b\u3093\u3002\u653b\u6483\u8005\u306f\u3001\u9023\u7d9a\u3057\u3066\u9001\u4fe1\u3092\u59a8\u5bb3\u3057\u3001\u89e3\u9320\u30b3\u30de\u30f3\u30c9\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3092\u5165\u624b\u3057\u3001\u6709\u52b9\u306a\u65bd\u9320\u30b3\u30de\u30f3\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08\u307e\u305f\u306f\u3001\u65bd\u9320\u30b3\u30de\u30f3\u30c9\u3092\u59a8\u5bb3\u3057\u3066\u3001\u89e3\u9320\u30b3\u30de\u30f3\u30c9\u3092\u4f5c\u6210\u3059\u308b\u9006\u306e\u30b7\u30ca\u30ea\u30aa\u3082\u6210\u7acb\u3057\u307e\u3059\uff09\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u306b\u52a0\u3048\u3066\u3001\u653b\u6483\u8005\u304c\u9001\u4fe1\u3092\u59a8\u5bb3\u3057\u3066\u5165\u624b\u3057\u305f\u30ed\u30fc\u30ea\u30f3\u30b0\u30b3\u30fc\u30c9\u306b\u57fa\u3065\u3044\u3066\u30b3\u30de\u30f3\u30c9\u3092\u4f5c\u6210\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u7f72\u540d\u3059\u308b\u3001\u307e\u305f\u306f\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u306f\u3001AES-CMAC\u3084HMAC\u306e\u3088\u3046\u306a\u3001\u6697\u53f7\u5b66\u7684\u306b\u5b89\u5168\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u8a8d\u8a3c\u30b3\u30fc\u30c9\uff08MAC\uff09\u3068\u3001\u9577\u3044\u5171\u6709\u79d8\u5bc6\u9375\u3092\u4f7f\u3046\u3053\u3068\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u30d1\u30c3\u30b7\u30d6\u30fb\u30ad\u30fc\u30ec\u30b9\u30fb\u30a8\u30f3\u30c8\u30ea\u30fc\uff08PKE\uff09\u30b7\u30b9\u30c6\u30e0<\/strong><\/h2>\n\n\n\n\u30d1\u30c3\u30b7\u30d6\u30fb\u30ad\u30fc\u30ec\u30b9\u30fb\u30a8\u30f3\u30c8\u30ea\u30fc\uff08PKE\uff09\u306f\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u30dd\u30b1\u30c3\u30c8\u304b\u3089\u30ad\u30fc\u3092\u53d6\u308a\u51fa\u3059\u3053\u3068\u306a\u304f\u8eca\u306b\u4e57\u308a\u8fbc\u307f\u30a8\u30f3\u30b8\u30f3\u3092\u59cb\u52d5\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u305f\u3053\u3068\u3067\u3001\u5229\u4fbf\u6027\u3092\u3088\u308a\u9ad8\u3044\u30ec\u30d9\u30eb\u306b\u5f15\u304d\u4e0a\u3052\u307e\u3057\u305f\u3002RKE\u304b\u3089\u5b66\u3093\u3060\u6559\u8a13\u306b\u57fa\u3065\u304d\u3001\u57fa\u672c\u7684\u306aPKE\u901a\u4fe1\u306f\u3001\u30ad\u30fc\u306e\u8eab\u5143\u3092\u8a8d\u8a3c\u3059\u308b\u305f\u3081\u306b\u8eca\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u30c1\u30e3\u30ec\u30f3\u30b8\u3068\u3001\u30ad\u30fc\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u6697\u53f7\u8a08\u7b97\u3055\u308c\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u307b\u3068\u3093\u3069\u306ePKE\u3067\u306f\u3001\u30ad\u30fc\u3068\u8eca\u306f\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u751f\u6210\u3068\u691c\u8a3c\u306b\u4f7f\u7528\u3055\u308c\u308b\u9577\u3044\u30e9\u30f3\u30c0\u30e0\u306a\u79d8\u5bc6\u9375\u3092\u5171\u6709\u3057\u3066\u3044\u307e\u3059\u3002\u30ad\u30fc\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u5bfe\u3057\u3066\u6697\u53f7\u95a2\u6570\u3092\u5b9f\u884c\u3057\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u30ea\u30ec\u30fc\u653b\u6483<\/strong><\/h2>\n\n\n\nPKE\u306f\u30ad\u30fc\u3068\u8eca\u306e\u8fd1\u63a5\u6027\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u305f\u3081\u3001\u9001\u4fe1\u6a5f\u306e\u96fb\u6ce2\u304c\u5230\u9054\u3067\u304d\u308b\u8ddd\u96e2\u306b\u56fa\u6709\u306e\u5236\u7d04\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8ddd\u96e2\u306e\u5236\u7d04\u3092\u56de\u907f\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u8003\u6848\u3055\u308c\u305f\u306e\u304c\u3001\u60aa\u540d\u9ad8\u3044\u300c\u30ea\u30ec\u30fc\u653b\u6483\u300d\u3067\u3059\u3002\u3053\u308c\u306f2\u4eba\u7d44\u306e\u653b\u6483\u8005\u304c\u5354\u529b\u3057\u3066\u5b9f\u884c\u3057\u307e\u3059\u3002\u4e00\u4eba\u306e\u653b\u6483\u8005\u306f\u8eca\u306e\u8fd1\u304f\u306b\u3044\u3066\u3001\u3082\u3046\u4e00\u4eba\u306f\u30ad\u30fc\u306e\u8fd1\u304f\u306b\u3044\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u653b\u6483\u8005\u306f\u3001\u9577\u8ddd\u96e2\uff08\u4f8b\u3048\u30704G\u3084WiFi\u3092\u4f7f\u7528\u3057\u3066\uff09\u5bfe\u5fdc\u306e\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u3092\u4f7f\u3044\u3001\u8eca\u3068\u30ad\u30fc\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u4e0b\u56f3\u306e\u3088\u3046\u306b\u3001\u653b\u6483\u8005A\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3055\u305b\u3001\u305d\u308c\u3092\u653b\u6483\u8005B\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002\u653b\u6483\u8005B\u306f\u3053\u308c\u3092\u30ad\u30fc\u306b\u9001\u4fe1\u3057\u3001\u30ad\u30fc\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u5bfe\u3057\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u308a\u307e\u3059\u3002\u653b\u6483\u8005B\u306f\u305d\u308c\u3092\u653b\u6483\u8005A\u306b\u8ee2\u9001\u3057\u3001\u653b\u6483\u8005A\u306f\u305d\u308c\u3092\u8eca\u306b\u518d\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n![\"\"](\"https:\/\/plaxidityx.com\/wp-content\/uploads\/2023\/08\/Relay-attack--1024x349.jpg\")
Relay attack<\/em><\/figcaption><\/figure>\n\n\n\n\u30ea\u30ec\u30fc\u653b\u6483\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong><\/h2>\n\n\n\n\u7de9\u548c\u7b561\uff1a\u5fdc\u7b54\u6642\u9593\u306e\u4e0a\u9650\u3092\u8a2d\u5b9a\u3059\u308b<\/em><\/p>\n\n\n\n\u30ea\u30ec\u30fc\u653b\u6483\u3092\u8efd\u6e1b\u3059\u308b\u65b9\u6cd5\u306e\uff11\u3064\u306f\u3001\u5fdc\u7b54\u6642\u9593\u306b\u4e0a\u9650\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3059\u3002\u6ce2\u52d5\u306f\u5149\u901f\u3067\u4f1d\u642c\u3059\u308b\u305f\u3081\u3001\u8eca\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u9001\u4fe1\u304b\u3089\u30ec\u30b9\u30dd\u30f3\u30b9\u53d7\u4fe1\u307e\u3067\u306e\u5f80\u5fa9\u6642\u9593\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u8ddd\u96e2\u306e\u4e0a\u9650\u3092\u63a8\u5b9a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002UWB\u6280\u8853\u3092\u4f7f\u3048\u3070\u3001\u7cbe\u5ea6\u306e\u9ad8\u3044\u6e2c\u5b9a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u7de9\u548c\u7b562\uff1aRSSI\u3092\u4f7f\u7528\u3057\u3066\u30ad\u30fc\u306e\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3059\u308b<\/em><\/p>\n\n\n\n\u3082\u3046\uff11\u3064\u306e\u7de9\u548c\u7b56\u306f\u3001\u4fe1\u53f7\u5f37\u5ea6\u306b\u3088\u3063\u3066\u30ad\u30fc\u3068\u8eca\u306e\u8ddd\u96e2\u3092\u7279\u5b9a\u3059\u308bRSSI\uff08\u53d7\u4fe1\u4fe1\u53f7\u5f37\u5ea6\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\uff09\u3092\u4f7f\u3063\u3066\u30ad\u30fc\u306e\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u8eca\u306f\u8907\u6570\u306e\u30a2\u30f3\u30c6\u30ca\u304b\u3089\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u30ad\u30fc\u306f\u5404\u30a2\u30f3\u30c6\u30ca\u306eRSSI\u5024\u3067\u5fdc\u7b54\u3057\u3001\u8eca\u306f\u305d\u308c\u3089\u306e\u5024\u3092\u4f7f\u3063\u3066\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
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\u7de9\u548c\u7b56\u305d\u306e3\uff1a\u30e2\u30fc\u30b7\u30e7\u30f3\u30bb\u30f3\u30b5\u30fc\u306e\u7d71\u5408<\/em><\/p>\n\n\n\n\u30ea\u30ec\u30fc\u653b\u6483\u3092\u9632\u3050\u305f\u3081\u3001\u30ad\u30fc\u306b\u3088\u3063\u3066\u306f\u3001\u30a2\u30a4\u30c9\u30eb\u671f\u9593\u3092\u691c\u51fa\u3059\u308b\u30e2\u30fc\u30b7\u30e7\u30f3\u30bb\u30f3\u30b5\u30fc\u3092\u7d44\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059\u3002\u8a2d\u5b9a\u3055\u308c\u305f\u79d2\/\u5206\u5f8c\u306b\u52d5\u304d\u304c\u691c\u51fa\u3055\u308c\u306a\u3051\u308c\u3070\u3001\u30ad\u30fc\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u30ad\u30fc\u304c\u4e00\u6669\u4e2d\u30ad\u30c3\u30c1\u30f3\u30c6\u30fc\u30d6\u30eb\u306e\u4e0a\u306b\u3042\u308c\u3070\u3001\u653b\u6483\u8005\u306f\u3042\u306a\u305f\u306e\u8eca\u306b\u5bfe\u3057\u3066\u30ea\u30ec\u30fc\u653b\u6483\u3092\u884c\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
\u65e2\u77e5\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u30fb\u30ea\u30ec\u30fc\u653b\u6483<\/strong><\/h2>\n\n\n\n\u3082\u30461\u3064\u306e\u7406\u8ad6\u7684\u306a\u30cf\u30c3\u30ad\u30f3\u30b0\u30b7\u30ca\u30ea\u30aa\u306f\u3001\u30c1\u30e3\u30ec\u30f3\u30b8\u304c\u4e88\u6e2c\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u60aa\u7528\u3059\u308b\u65e2\u77e5\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u30ea\u30ec\u30fc\u653b\u6483\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u6b21\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306f\u524d\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306b1\u3092\u8db3\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u4f8b\uff1a0, 1, 2, …, 0xFFFFFFFF\u3002\u307e\u305f\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u304cLCG\u3001LFSR\u306a\u3069\u306e\u6697\u53f7\u5b66\u7684\u306b\u30bb\u30ad\u30e5\u30a2\u3067\u306a\u3044\u4e71\u6570\u751f\u6210\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u751f\u6210\u3055\u308c\u308b\u5834\u5408\u3001PRNG\u95a2\u6570\u3092\u77e5\u3063\u3066\u3044\u308b\u304b\u3001\u305d\u308c\u3092\u6b63\u3057\u304f\u63a8\u6e2c\u3057\u305f\u653b\u6483\u8005\u306f\u3001\u5b8c\u5168\u306a\u30c1\u30e3\u30ec\u30f3\u30b8\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
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Known Challenge Relay Attack<\/em><\/figcaption><\/figure>\n\n\n\n\u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u9632\u3050\u305f\u3081\u306b\u691c\u8a0e\u3059\u3079\u304d1\u3064\u306e\u65b9\u6cd5\u306f\u3001\u9ad8\u3044\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u30b7\u30fc\u30c9\u3092\u6301\u3064CSPRNG\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u78ba\u5b9f\u306b\u30c1\u30e3\u30ec\u30f3\u30b8\u304c\u4e88\u6e2c\u4e0d\u53ef\u80fd\u306a\u3082\u306e\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3082\u3046\u4e00\u3064\u306e\u63d0\u6848\u306f\u3001\u8eca\u306b\u5168\u3066\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u7f72\u540d\u3055\u305b\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u305f\u3068\u3048\u653b\u6483\u8005\u304c\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u4e88\u6e2c\u3067\u304d\u305f\u3068\u3057\u3066\u3082\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5f97\u308b\u305f\u3081\u306b\u30ad\u30fc\u306b\u9001\u4fe1\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u30bb\u30ad\u30e5\u30a2\u306a\u5b9f\u88c5\u304c\u52dd\u8ca0<\/strong><\/h2>\n\n\n\n\u81ea\u52d5\u8eca\u306e\u76d7\u96e3\u306f\u3001\u81ea\u52d5\u8eca\u304c\u767a\u660e\u3055\u308c\u3066\u4ee5\u6765\u3001\u305a\u3063\u3068\u554f\u984c\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4eca\u65e5\u306b\u81f3\u308b\u307e\u3067\u3001\u4f7f\u7528\u3059\u308b\u30c4\u30fc\u30eb\u304c\u9032\u5316\u3057\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5c02\u9580\u5bb6\u3068\u7a83\u76d7\u72af\u306e\u3044\u305f\u3061\u3054\u3063\u3053\u304c\u7d9a\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
RKE\u3068PKE\u306f\u3001OEM\u306b\u3068\u3063\u3066\u591a\u304f\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8ab2\u984c\u3092\u751f\u307f\u51fa\u3057\u3066\u3044\u307e\u3059\u3002\u5b89\u5168\u3067\u306a\u3044RKE\u306e\u5b9f\u88c5\u306b\u3088\u308a\u3001\u6700\u8fd1\u306e\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u653b\u6483\u306f\u3058\u3081\u3001\u3055\u307e\u3056\u307e\u306a\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u306e\u30ea\u30d7\u30ec\u30a4\u653b\u6483\u3084\u30ed\u30fc\u30eb\u30b8\u30e3\u30e0\u653b\u6483\u306b\u3055\u3089\u3055\u308c\u308b\u3053\u3068\u304c\u5206\u304b\u3063\u3066\u3044\u307e\u3059\u3002\u653b\u6483\u8005\u304c\u30ad\u30fc\u304b\u3089\u5165\u624b\u3057\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5909\u66f4\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u7f72\u540d\u307e\u305f\u306f\u6697\u53f7\u5316\u3055\u308c\u308b\u3079\u304d\u3067\u3059\u3002 <\/p>\n\n\n\n
PKE\u306e\u5b9f\u88c5\u306b\u95a2\u3057\u3066\u306f\u3001\u30e9\u30f3\u30c0\u30e0\u5316\u306e\u305f\u3081\u306b\u9ad8\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u30b7\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3001\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306bCSPRNG\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u78ba\u5b9f\u306b\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u4e88\u6e2c\u4e0d\u53ef\u80fd\u306a\u3082\u306e\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002RSSI\u3092\u4f7f\u7528\u3057\u3066\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3059\u308b\u5834\u5408\u3001\u3053\u308c\u3089\u306e\u5024\u3082\u6539\u3056\u3093\u3092\u9632\u3050\u305f\u3081\u306b\u7f72\u540d\u307e\u305f\u306f\u6697\u53f7\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
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\u3082\u3046\uff11\u3064\u306e\u7de9\u548c\u7b56\u306f\u3001\u4fe1\u53f7\u5f37\u5ea6\u306b\u3088\u3063\u3066\u30ad\u30fc\u3068\u8eca\u306e\u8ddd\u96e2\u3092\u7279\u5b9a\u3059\u308bRSSI\uff08\u53d7\u4fe1\u4fe1\u53f7\u5f37\u5ea6\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\uff09\u3092\u4f7f\u3063\u3066\u30ad\u30fc\u306e\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u8eca\u306f\u8907\u6570\u306e\u30a2\u30f3\u30c6\u30ca\u304b\u3089\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u30ad\u30fc\u306f\u5404\u30a2\u30f3\u30c6\u30ca\u306eRSSI\u5024\u3067\u5fdc\u7b54\u3057\u3001\u8eca\u306f\u305d\u308c\u3089\u306e\u5024\u3092\u4f7f\u3063\u3066\u4f4d\u7f6e\u3092\u63a8\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n \u3057\u304b\u3057\u3001\u30cf\u30c3\u30ab\u30fc\u304c\u4f4d\u7f6e\u63a8\u5b9a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u300c\u51fa\u3057\u629c\u304f\u300d\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002RSSI\u306f\u30ad\u30fc\u5074\u3067\u6e2c\u5b9a\u3055\u308c\u308b\u305f\u3081\u30012\u4eba\u7d44\u306e\u653b\u6483\u8005\u306f\u3001\u30ad\u30fc\u306e\u8fd1\u304f\u3067\u5897\u5e45\u3057\u305f\u30c1\u30e3\u30ec\u30f3\u30b8\u4fe1\u53f7\u3092\u9001\u4fe1\u3057\u3066RSSI\u5024\u3092\u5897\u5927\u3057\u3001\u30ad\u30fc\u304c\u5b9f\u969b\u3088\u308a\u3082\u8fd1\u304f\u306b\u3042\u308b\u3068\u8eca\u3092\u300c\u9a19\u3059\u300d\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n \u3053\u306e\u7de9\u548c\u7b56\u306e\u3082\u3046\uff11\u3064\u306e\u554f\u984c\u306f\u3001\u305d\u306e\u5024\u304c\u7f72\u540d\u307e\u305f\u306f\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u30c7\u30b8\u30bf\u30eb\u653b\u6483\u8005\u306f\u5fa9\u8abf\u5668\u3092\u4f7f\u3063\u3066\u9001\u4fe1\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001RSSI\u5024\u3092\u5909\u66f4\u3057\u305f\u5f8c\u3001\u518d\u3073\u4fe1\u53f7\u3092\u5909\u8abf\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30ed\u30fc\u30ab\u30e9\u30a4\u30ba\u306bRSSI\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u3053\u308c\u3089\u306e\u5024\u306b\u7f72\u540d\u307e\u305f\u306f\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n \u7de9\u548c\u7b56\u305d\u306e3\uff1a\u30e2\u30fc\u30b7\u30e7\u30f3\u30bb\u30f3\u30b5\u30fc\u306e\u7d71\u5408<\/em><\/p>\n\n\n\n \u30ea\u30ec\u30fc\u653b\u6483\u3092\u9632\u3050\u305f\u3081\u3001\u30ad\u30fc\u306b\u3088\u3063\u3066\u306f\u3001\u30a2\u30a4\u30c9\u30eb\u671f\u9593\u3092\u691c\u51fa\u3059\u308b\u30e2\u30fc\u30b7\u30e7\u30f3\u30bb\u30f3\u30b5\u30fc\u3092\u7d44\u307f\u8fbc\u3093\u3067\u3044\u307e\u3059\u3002\u8a2d\u5b9a\u3055\u308c\u305f\u79d2\/\u5206\u5f8c\u306b\u52d5\u304d\u304c\u691c\u51fa\u3055\u308c\u306a\u3051\u308c\u3070\u3001\u30ad\u30fc\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u30ad\u30fc\u304c\u4e00\u6669\u4e2d\u30ad\u30c3\u30c1\u30f3\u30c6\u30fc\u30d6\u30eb\u306e\u4e0a\u306b\u3042\u308c\u3070\u3001\u653b\u6483\u8005\u306f\u3042\u306a\u305f\u306e\u8eca\u306b\u5bfe\u3057\u3066\u30ea\u30ec\u30fc\u653b\u6483\u3092\u884c\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n \u3082\u30461\u3064\u306e\u7406\u8ad6\u7684\u306a\u30cf\u30c3\u30ad\u30f3\u30b0\u30b7\u30ca\u30ea\u30aa\u306f\u3001\u30c1\u30e3\u30ec\u30f3\u30b8\u304c\u4e88\u6e2c\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u60aa\u7528\u3059\u308b\u65e2\u77e5\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u30ea\u30ec\u30fc\u653b\u6483\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u6b21\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306f\u524d\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306b1\u3092\u8db3\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u4f8b\uff1a0, 1, 2, …, 0xFFFFFFFF\u3002\u307e\u305f\u306f\u30c1\u30e3\u30ec\u30f3\u30b8\u304cLCG\u3001LFSR\u306a\u3069\u306e\u6697\u53f7\u5b66\u7684\u306b\u30bb\u30ad\u30e5\u30a2\u3067\u306a\u3044\u4e71\u6570\u751f\u6210\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u751f\u6210\u3055\u308c\u308b\u5834\u5408\u3001PRNG\u95a2\u6570\u3092\u77e5\u3063\u3066\u3044\u308b\u304b\u3001\u305d\u308c\u3092\u6b63\u3057\u304f\u63a8\u6e2c\u3057\u305f\u653b\u6483\u8005\u306f\u3001\u5b8c\u5168\u306a\u30c1\u30e3\u30ec\u30f3\u30b8\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n \u53e4\u5178\u7684\u306a\u30ea\u30ec\u30fc\u653b\u6483\uff08\u524d\u8ff0\uff09\u3068\u540c\u69d8\u3001\u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u3082\u30ad\u30fc\u3068\u8eca\u306f\u96e2\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u653b\u6483\u8005\u306f1\u4eba\u3060\u3051\u3067\u3059\u3002\u5f7c\u306f\u8eca\u304b\u3089\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3055\u305b\u3001\u6b21\u306b\u8eca\u304c\u9001\u4fe1\u3059\u308b\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u653b\u6483\u8005\u306f\u30ad\u30fc\u306b\u8fd1\u3065\u304d\u3001\u4e88\u6e2c\u3057\u305f\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u30ad\u30fc\u306f\u305d\u308c\u306b\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u653b\u6483\u8005\u306f\u8eca\u306b\u623b\u308a\u3001\u5225\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u9001\u4fe1\u3055\u305b\u307e\u3059\u3002\u305d\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u304c\u653b\u6483\u8005\u306e\u4e88\u6e2c\u3057\u305f\u3082\u306e\u3067\u3042\u3063\u305f\u5834\u5408\u3001\u653b\u6483\u8005\u306f\u30ad\u30fc\u304b\u3089\u8a18\u9332\u3057\u305f\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u305d\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u5bfe\u5fdc\u3057\u3001\u8eca\u3092\u89e3\u9320\u3057\u3066\u767a\u9032\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n \u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u9632\u3050\u305f\u3081\u306b\u691c\u8a0e\u3059\u3079\u304d1\u3064\u306e\u65b9\u6cd5\u306f\u3001\u9ad8\u3044\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u30b7\u30fc\u30c9\u3092\u6301\u3064CSPRNG\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u78ba\u5b9f\u306b\u30c1\u30e3\u30ec\u30f3\u30b8\u304c\u4e88\u6e2c\u4e0d\u53ef\u80fd\u306a\u3082\u306e\u306b\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3082\u3046\u4e00\u3064\u306e\u63d0\u6848\u306f\u3001\u8eca\u306b\u5168\u3066\u306e\u30c1\u30e3\u30ec\u30f3\u30b8\u306b\u7f72\u540d\u3055\u305b\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u3046\u3059\u308b\u3053\u3068\u3067\u3001\u305f\u3068\u3048\u653b\u6483\u8005\u304c\u30c1\u30e3\u30ec\u30f3\u30b8\u3092\u4e88\u6e2c\u3067\u304d\u305f\u3068\u3057\u3066\u3082\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u5f97\u308b\u305f\u3081\u306b\u30ad\u30fc\u306b\u9001\u4fe1\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n \u81ea\u52d5\u8eca\u306e\u76d7\u96e3\u306f\u3001\u81ea\u52d5\u8eca\u304c\u767a\u660e\u3055\u308c\u3066\u4ee5\u6765\u3001\u305a\u3063\u3068\u554f\u984c\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4eca\u65e5\u306b\u81f3\u308b\u307e\u3067\u3001\u4f7f\u7528\u3059\u308b\u30c4\u30fc\u30eb\u304c\u9032\u5316\u3057\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5c02\u9580\u5bb6\u3068\u7a83\u76d7\u72af\u306e\u3044\u305f\u3061\u3054\u3063\u3053\u304c\u7d9a\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n 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