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\u3055\u3066\u3001Symantec\u306e\u5831\u544a\u300cAndroid \u306e\u6697\u53f7\u5316\u306b\u95a2\u3059\u308b\u554f\u984c\u304c\u6570\u5341\u4e07\u3082\u306e\u30a2\u30d7\u30ea\u306b\u5f71\u97ff\u3059\u308b\u6050\u308c\u300d<\/a>\u306b\u304a\u3044\u3066\u3001Android\u306e\u4e71\u6570\u751f\u6210\u6a5f\u80fd\u306e\u8106\u5f31\u6027\u304c36\u4e07\u4ee5\u4e0a\u306e\u30a2\u30d7\u30ea\u306b\u3042\u308b\u53ef\u80fd\u6027\u3092\u793a\u3057\u3001\u6ce8\u610f\u3092\u559a\u8d77\u3057\u3066\u3044\u307e\u3059\u3002 \u73fe\u4ee3\u306b\u304a\u3044\u3066\u3082\u6697\u53f7\u306e\u6280\u8853\u306f\u5b8c\u74a7\u3067\u306f\u306a\u304f\u3001\u524d\u8ff0\u306e\u3088\u3046\u306a\u8106\u5f31\u6027\u3092\u3064\u3044\u3066\u6697\u53f7\u89e3\u8aad\u3055\u308c\u305f\u308a\u3001\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u30a2\u30bf\u30c3\u30af<\/a>\u306e\u3088\u3046\u306a\u529b\u3065\u304f\u306e\u653b\u6483\u3067\u7834\u3089\u308c\u308b\u6697\u53f7\u3082\u3042\u308a\u307e\u3059\u3002 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\u5f53\u6642\u3001\u30da\u30eb\u30b7\u30e3\u306e\u5c02\u5236\u541b\u4e3b\u30af\u30bb\u30eb\u30af\u30bb\u30b9\u306f\u30ae\u30ea\u30b7\u30e3\u5f81\u670d\u306b\u5411\u3051\u8ecd\u5099\u5897\u5f37\u3092\u3057\u3066\u3044\u307e\u3057\u305f\u3002 \u305d\u306e\u4e00\u8a08\u3068\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n 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\u304b\u304f\u3057\u3066\u3001\u66f8\u5b57\u677f\u304c\u7121\u4e8b\u30b9\u30d1\u30eb\u30bf\u306b\u5c4a\u304d\u3001\u66f8\u5b57\u7248\u306e\u79d8\u5bc6\u306b\u6c17\u3065\u3044\u305f\u30b9\u30d1\u30eb\u30bf\u4eba\u306f\u8b66\u544a\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n \u4eca\u56de\u3001\u30c7\u30de\u30e9\u30c8\u30a5\u30b9\u304c\u3068\u3063\u305f\u79d8\u5bc6\u901a\u4fe1\u306f\u3001\u5358\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u96a0\u3059\u3068\u3044\u3046\u3082\u306e\u3067\u3057\u305f\u3002 \u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u306b\u5bfe\u3057\u3066\u3001\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u308b\u6697\u53f7(\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5185\u5bb9\u3092\u8aad\u3081\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068)\u306e\u3053\u3068\u3092”\u30af\u30ea\u30d7\u30c8\u30b0\u30e9\u30d5\u30a3(cryptography)”\u3068\u3044\u3044\u307e\u3059\u3002<\/p>\n\n\n\n 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\uff08\u51fa\u5178\uff1a\u6697\u53f7\u6280\u8853\u5165\u9580\u3000\u7d50\u57ce\u6d69\uff09<\/p>\n\n\n\n \u3053\u3053\u304b\u3089\u306f\u6b74\u53f2\u4e0a\u306b\u767b\u5834\u3057\u305f\u6709\u540d\u306a\u6697\u53f7(\u30af\u30ea\u30d7\u30c8\u30b0\u30e9\u30d5\u30a3)\u3092\u6319\u3052\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n “\u30b7\u30fc\u30b6\u30fc\u6697\u53f7”\u306f\u7d00\u5143\u524d1\u4e16\u7d00\u3054\u308d\u306e\u53e4\u4ee3\u30ed\u30fc\u30de\u3067\u3001\u6b66\u5c06\u30b8\u30e5\u30ea\u30a2\u30b9\u30fb\u30b7\u30fc\u30b6\u30fc\u304c\u4f7f\u3063\u3066\u3044\u305f\u3068\u3044\u308f\u308c\u308b\u6697\u53f7\u3067\u3059\u3002 fig.1 \u51fa\u5178\uff1a\u300eWikipedia\u300f[\u30b7\u30fc\u30b6\u30fc\u6697\u53f7]<\/a><\/p>\n\n\n\n fig.1\u3067\u306f\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u30923\u6587\u5b57\u305a\u3089\u3057\u3066\u3044\u307e\u3059\u3002 <\/a><\/p>\n\n\n\n \u6b21\u306b\u5fa9\u53f7\u5316\u3067\u3059\u3002 <\/a><\/p>\n\n\n\n \u30b7\u30fc\u30b6\u30fc\u6697\u53f7\u306f\u5358\u7d14\u306a\u3060\u3051\u306b\u3001\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u30a2\u30bf\u30c3\u30af\u3067\u7c21\u5358\u306b\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002 \u30b7\u30fc\u30b6\u30fc\u6697\u53f7\u3067\u306e\u4f8b\u306e\u3088\u3046\u306b\u3001\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c826\u6587\u5b57\u304c\u4e00\u5bfe\u4e00\u306e\u5bfe\u5fdc\u95a2\u4fc2\u3067\u6210\u308a\u7acb\u3063\u3066\u3044\u308c\u3070\u3001\u3069\u3093\u306a\u5bfe\u5fdc\u95a2\u4fc2\u3067\u3082\u6697\u53f7\u304c\u4f5c\u308c\u307e\u3059\u3002<\/p>\n\n\n\n \u3053\u306e\u3088\u3046\u306b\u5e73\u6587\u3092\u69cb\u6210\u3059\u308b\u6587\u5b57\u3092\u3001\u5225\u306e\u6587\u5b57\u3078\u5909\u63db\u3059\u308b\u6697\u53f7\u306e\u3053\u3068\u3092”\u5358\u4e00\u63db\u5b57\u6697\u53f7”\u3068\u3044\u3044\u307e\u3059\u3002 \u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u305f\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n fig.2 fig.2\u306e\u901a\u308a\u306b\u518d\u5ea6\u3001”NODA”\u3068\u3044\u3046\u5e73\u6587\u3092\u6697\u53f7\u5316\u3059\u308b\u3068\u3001\u4eca\u56de\u306f”WGAI”\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n <\/a><\/p>\n\n\n\n \u6b21\u306b\u5fa9\u53f7\u5316\u3067\u3059\u304c\u3001\u9375\u3068\u306a\u308b\u306e\u306ffig.2\u306e\u3088\u3046\u306a”\u63db\u5b57\u8868”\u3067\u3059\u3002 \u4eca\u56de\u306e\u5358\u4e00\u63db\u5b57\u6697\u53f7\u306f\u3001\u30b7\u30fc\u30b6\u30fc\u6697\u53f7\u306b\u6bd4\u3079\u3066\u306f\u308b\u304b\u306b\u591a\u304f\u306e\u9375\u306e\u5019\u88dc\u304c\u3042\u308b\u305f\u3081\u3001\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u30a2\u30bf\u30c3\u30af\u3067\u306e\u89e3\u8aad\u306f\u56f0\u96e3\u3068\u306a\u308a\u307e\u3059\u3002 \u5358\u4e00\u63db\u5b57\u6697\u53f7\u306b\u304a\u3044\u3066\u3001\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u30a2\u30bf\u30c3\u30af\u3067\u306e\u6697\u53f7\u89e3\u8aad\u306f\u4e0d\u53ef\u80fd\u3068\u3044\u3048\u307e\u3059\u304c\u3001”\u983b\u5ea6\u5206\u6790”\u3068\u547c\u3070\u308c\u308b\u6697\u53f7\u89e3\u8aad\u6cd5\u3067\u89e3\u8aad\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n \u983b\u5ea6\u5206\u6790\u306f\u4f8b\u3092\u6319\u3052\u308b\u3068\u308f\u304b\u308a\u3084\u3059\u3044\u306e\u3067\u3001\u6697\u53f7\u6587\u306e\u89e3\u8aad\u3092\u5b9f\u969b\u306b\u884c\u3063\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n \u6b21\u306e\u6697\u53f7\u6587\u3092\u5165\u624b\u3057\u3001\u5e73\u6587\u306f\u82f1\u8a9e\u3067\u66f8\u304b\u308c\u3001\u5358\u4e00\u63db\u5b57\u6697\u53f7\u3067\u6697\u53f7\u5316\u3055\u308c\u305f\u3068\u60f3\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n SYZMPGWOKXIATDZYRZYPZGLIWAPGDAFDMCGDWSIKKYMINNZMG \u3053\u306e\u6697\u53f7\u6587\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6587\u5b57\u306e\u983b\u5ea6\u306f\u6b21\u306e\u8868\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n <\/a><\/p>\n\n\n\n \u7d9a\u3044\u3066\u89e3\u8aad\u306e\u624b\u304c\u304b\u308a\u3068\u3057\u3066\u3001\u65b0\u805e\u3084\u5c0f\u8aac\u306a\u3069\u304b\u3089\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3057\u305f\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u51fa\u73fe\u983b\u5ea6\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 <\/a><\/p>\n\n\n\n \u3069\u3046\u3084\u3089\u82f1\u8a9e\u306e\u6587\u7ae0\u3067\u4f7f\u308f\u308c\u308b\u6587\u5b57\u3067\u3001\u6700\u3082\u51fa\u73fe\u983b\u5ea6\u304c\u9ad8\u3044\u306e\u306f”e”\u306e\u3088\u3046\u3067\u3059\u3002 “Y”\u2192”e”\u306b\u5909\u63db\u3057\u305f\u3082\u306e\u304c\u6b21\u3067\u3059\u3002<\/p>\n\n\n\n SeZMPGWOKXIATDZeRZePZGLIWAPGDAFDMCGDWSIKKeMINNZMG \u82f1\u8a9e\u3067\u6700\u3082\u3088\u304f\u4f7f\u7528\u3055\u308c\u308b\u5358\u8a9e\u306f”the”\u3067\u3059\u3002 “M”\u2192”t”\u3001”E”\u2192”h”\u306b\u5909\u63db\u3057\u305f\u3082\u306e\u304c\u6b21\u3067\u3059\u3002<\/p>\n\n\n\n SeZtPGWOKXIATDZeRZePZGLIWAPGDAFDtCGDWSIKKetINNZtG \u6b21\u306b\u82f1\u8a9e\u306e\u51fa\u73fe\u983b\u5ea6\u3068\u3057\u3066\u9ad8\u3044\u306e\u306f”a”\u3001”o”\u3001”i”\u3067\u3059\u304c\u3001\u305d\u306e\u307e\u307e”G”\u3001”I”\u3001”D”\u306e\u9806\u306b\u5f53\u3066\u306f\u3081\u308b\u306e\u306f\u5f37\u5f15\u3067\u3059\u3002 “G”\u2192”o”\u3001”S”\u2192”w”\u3001”P”\u2192”r”\u306b\u5909\u63db\u3057\u305f\u3082\u306e\u304c\u6b21\u3067\u3059\u3002<\/p>\n\n\n\n weZtroWOKXIATDZeRZerZoLIWAroDAFDtCoDWwIKKetINNZto \u3053\u306e\u8abf\u5b50\u3067\u8a66\u884c\u932f\u8aa4\u3092\u3057\u306a\u304c\u3089\u89e3\u8aad\u3092\u7d9a\u3051\u308b\u3068\u3001\u6b21\u306e\u63db\u5b57\u8868\u304c\u51fa\u6765\u4e0a\u304c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n <\/a><\/p>\n\n\n\n \u63db\u5b57\u8868\u306e\u901a\u308a\u306b\u5909\u63db\u3059\u308b\u3068\u6b21\u306e\u3088\u3046\u306a\u5e73\u6587\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n westronglyadviseusersofandroidbitcoinwalletappsto \u3053\u308c\u306b\u30b9\u30da\u30fc\u30b9\u3084\u8a18\u53f7\u3092\u5165\u308c\u3066\u3001\u8aad\u307f\u3084\u3059\u304f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n We strongly advise users of Android bitcoin wallet apps to check whether their applications are affected and tofollow the steps outlined by bitcoin.org to make their funds safe. We would also like to advise Android developers \u5192\u982d\u3067\u7d39\u4ecb\u3057\u305fSymantec\u5831\u544a\u306e\u82f1\u6587<\/a>\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n \u89e3\u8aad\u4f5c\u696d\u306f\u5982\u4f55\u3067\u3057\u305f\u3067\u3057\u3087\u3046\u304b\uff1f \uff08\u51fa\u5178\uff1a\u6697\u53f7\u6280\u8853\u5165\u9580\u3000\u7d50\u57ce\u6d69\uff09<\/p>\n\n\n\n \u5358\u4e00\u63db\u5b57\u6697\u53f7\u306f\u7d00\u5143\u524d\u304b\u3089\u4f55\u767e\u5e74\u3082\u4f7f\u308f\u308c\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u30a2\u30e9\u30d3\u30a2\u306e\u5b66\u8005\u306b\u3088\u3063\u3066\u983b\u5ea6\u5206\u6790\u304c\u751f\u307f\u51fa\u3055\u308c\u3001\u89e3\u8aad\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u73fe\u4ee3\u3067\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5546\u53d6\u5f15\u3067\u4f7f\u7528\u3055\u308c\u308b\u306a\u3069\u3001\u6697\u53f7\u306f\u6c11\u9593\u6d3b\u52d5\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u53ca\u307c\u3057\u3066\u3044\u307e\u3059\u3002 \u30a8\u30cb\u30b0\u30de\u3068\u306f\u3001\u7b2c\u4e8c\u6b21\u4e16\u754c\u5927\u6226\u4e2d\u306b\u30c9\u30a4\u30c4\u3067\u4f7f\u7528\u3055\u308c\u305f\u6697\u53f7\u6a5f\u68b0\u3067\u3059\u3002 <\/a><\/p>\n\n\n\n \u51fa\u5178\uff1a\u300eWikipedia\u300f[\u30a8\u30cb\u30b0\u30de (\u6697\u53f7\u6a5f)]<\/a><\/p>\n\n\n\n \u30a8\u30cb\u30b0\u30de\u306f\u30bf\u30a4\u30d7\u30e9\u30a4\u30bf\u30fc\u306e\u3088\u3046\u306a\u6a5f\u68b0\u3067\u3001\u6697\u53f7\u5316\u3068\u5fa9\u53f7\u5316\u30921\u53f0\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n \u7c21\u5358\u3067\u3059\u304c\u30a8\u30cb\u30b0\u30de\u306b\u3088\u308b\u6697\u53f7\u901a\u4fe1\u306e\u6d41\u308c\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n\n\n\n <\/a><\/p>\n\n\n\n \u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306b\u306f\u4e88\u3081”\u56fd\u9632\u8ecd\u9375\u8868”\u3068\u3044\u3046\u539a\u3044\u518a\u5b50\u304c\u914d\u3089\u308c\u307e\u3059\u3002 \u30a8\u30cb\u30b0\u30de\u306e\u8a73\u3057\u3044\u69cb\u9020\u3084\u6697\u53f7\u30fb\u5fa9\u53f7\u5316\u306f\u3068\u3066\u3082\u8907\u96d1\u3067\u3059\u3002 \u3055\u3066\u3001\u6697\u53f7\u306e\u6b74\u53f2\u3092\u7b2c\u4e8c\u6b21\u4e16\u754c\u5927\u6226\u307e\u3067\u9061\u3063\u305f\u3068\u3053\u308d\u3067\u3001\u3044\u3088\u3044\u3088\u6697\u53f7\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3067\u51e6\u7406\u3055\u308c\u308b\u6642\u4ee3\u3068\u306a\u308a\u307e\u3059\u3002 \u8fd1\u73fe\u4ee3\u306b\u306a\u308b\u3068“\u5bfe\u79f0\u6697\u53f7(\u5171\u901a\u9375\u6697\u53f7)”<\/a>\u304c\u3082\u3064”\u9375\u914d\u9001\u554f\u984c”\u3078\u306e\u89e3\u6c7a\u7b56\u3068\u3057\u3066\u3001“\u516c\u958b\u9375\u6697\u53f7”<\/a>\u304c\u767a\u660e\u3055\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u3092\u652f\u3048\u308b\u6280\u8853\u306f\u3001\u8a08\u7b97\u65b9\u6cd5(\u6697\u53f7\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0)\u3067\u3042\u3063\u305f\u308a\u3001\u8a8d\u8a3c\u306b\u5fc5\u8981\u306a“\u4e00\u65b9\u5411\u30cf\u30c3\u30b7\u30e5\u95a2\u6570”<\/a>\u306a\u3069\u9762\u767d\u305d\u3046\u306a\u8a71\u984c\u304c\u307e\u3060\u307e\u3060\u3042\u308a\u307e\u3059\u3002 \u3057\u304b\u3057\u3001\u3069\u3093\u306a\u306b\u5b8c\u5168\u306a\u6697\u53f7\u6280\u8853\u3060\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u305d\u308c\u3092\u4f7f\u7528\u3059\u308b”\u4eba”\u304c\u91cd\u8981\u306a\u9375\u3092\u63e1\u3063\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002 \u4ee5\u4e0a\u306e\u3053\u3068\u304b\u3089\u3001\u6697\u53f7\u6280\u8853\u306b\u904e\u4fe1\u305b\u305a\u3001\u652f\u3048\u3089\u308c\u3066\u3044\u308b\u6280\u8853\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u8003\u3048\u307e\u3059\u3002 \u6700\u5f8c\u307e\u3067\u8aad\u3093\u3067\u3044\u305f\u3060\u304d\u3001\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002 \u3067\u306f\u3067\u306f\u3002<\/p>\n\n\n\n
\u3053\u306e\u5831\u544a\u306b\u3088\u308b\u3068\u3001SecureRandom\u30af\u30e9\u30b9\u3068\u547c\u3070\u308c\u308b\u4e71\u6570\u751f\u6210\u30af\u30e9\u30b9\u306b\u554f\u984c\u304c\u3042\u308a\u3001\u751f\u6210\u3055\u308c\u305f\u4e71\u6570\u304c\u7c21\u5358\u306b\u63a8\u6e2c\u3055\u308c\u305f\u308a\u540c\u3058\u4e71\u6570\u304c\u4f7f\u308f\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u3002
\u3064\u307e\u308a\u3001SecureRandom\u30af\u30e9\u30b9\u3067\u751f\u6210\u3055\u308c\u305f\u4e71\u6570\u3092”\u6697\u53f7\u6587(\u6697\u53f7\u5316\u3057\u305f\u5f8c\u306e\u30e1\u30c3\u30bb\u30fc\u30b8 \u21d4 \u5e73\u6587)”\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u30a2\u30d7\u30ea\u306f\u3001\u6697\u53f7\u306b\u3088\u308b\u5b89\u5168\u6027\u304c\u6b20\u3051\u3066\u304a\u308a\u3001\u5371\u967a\u3067\u3042\u308b\u3068\u3044\u3048\u307e\u3059\u3002
\u203bAndroid Ver.4.2(Jelly Bean)\u4ee5\u964d\u306f\u3001SecureRandom\u30af\u30e9\u30b9\u304c\u518d\u5b9f\u88c5\u3055\u308c\u305f\u305f\u3081\u3001\u3053\u306e\u56fa\u6709\u306e\u6b20\u9665\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306a\u3044\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u300e\u7d76\u5bfe\u306b\u89e3\u8aad\u3055\u308c\u306a\u3044\u6697\u53f7\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u5b58\u5728\u3057\u306a\u3044\u300f\uff08\u51fa\u5178\uff1a\u6697\u53f7\u6280\u8853\u5165\u9580\u3000\u7d50\u57ce\u6d69\uff09\u3068\u3042\u308b\u3088\u3046\u306b\u3001\u3059\u3079\u3066\u306e\u9375\u3092\u3057\u3089\u307f\u3064\u3076\u3057\u306b\u8a66\u3059\u3053\u3068\u3067\u3001\u3069\u3093\u306a\u6697\u53f7\u3082\u3044\u3064\u304b\u306f\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u300e\u6697\u53f7\u89e3\u8aad\u300f[\u30b5\u30a4\u30e2\u30f3\u30fb\u30b7\u30f3]\u306b\u3088\u308c\u3070\u3001\u53e4\u304f\u306f\u7d00\u5143\u524d5\u4e16\u7d00\u306e”\u79d8\u5bc6\u306e\u66f8\u8a18\u6cd5”\u307e\u3067\u9061\u308a\u307e\u3059\u3002<\/p>\n\n\n\n\u6697\u53f7\u306e\u8a95\u751f!?\uff5e\u79d8\u5bc6\u306e\u66f8\u8a18\u6cd5\uff5e<\/h1>\n\n\n\n
\u4e00\u65b9\u3067\u30ae\u30ea\u30b7\u30e3\u3078\u306e\u5fe0\u7fa9\u5fc3\u3092\u3082\u3063\u305f\u5143\u30b9\u30d1\u30eb\u30bf\u738b\u306e\u30c7\u30de\u30e9\u30c8\u30a5\u30b9\u306f\u3001\u30af\u30bb\u30eb\u30af\u30bb\u30b9\u306e\u4fb5\u7565\u8a08\u753b\u3092\u77e5\u3089\u305b\u308b\u6587\u7ae0\u3092\u30b9\u30d1\u30eb\u30bf\u306e\u4eba\u3005\u306b\u9001\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002
\u3057\u304b\u3057\u3001\u30da\u30eb\u30b7\u30e3\u306e\u885b\u5175\u306b\u898b\u3064\u304b\u3089\u305a\u306b\u6587\u7ae0\u3092\u9001\u308b\u306b\u306f\u3069\u3046\u3057\u305f\u3082\u306e\u304b\u3068\u3001\u30c7\u30de\u30e9\u30c8\u30a5\u30b9\u306f\u4e00\u8a08\u3092\u6848\u3058\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u3053\u306e\u3088\u3046\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5b58\u5728\u3092\u96a0\u3059\u30bf\u30a4\u30d7\u306e\u79d8\u5bc6\u901a\u4fe1\u306e\u3053\u3068\u3092”\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3(steganography)”\u3068\u3044\u3044\u307e\u3059\u3002
\u3053\u308c\u4ee5\u964d\u306b\u3082\u3001\u3055\u307e\u3056\u307e\u306a\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u304c\u5229\u7528\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u306b\u306f\u6839\u672c\u7684\u306a\u6b20\u9665\u304c\u3042\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\u305d\u308c\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u9732\u898b\u304c\u3001\u305d\u306e\u307e\u307e\u79d8\u5bc6\u306e\u6f0f\u6d29\u306b\u3064\u306a\u304c\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002
\u203b\u3061\u306a\u307f\u306b\u3001\u6700\u8fd1\u3067\u3082\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u306f“\u96fb\u5b50\u900f\u304b\u3057”<\/a>\u3068\u3044\u3046\u6280\u8853\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u307e\u305f\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u306e\u6b20\u9665\u3092\u88dc\u3046\u305f\u3081\u306b\u3001\u6697\u53f7(\u30af\u30ea\u30d7\u30c8\u30b0\u30e9\u30d5\u30a3)\u3068\u30b9\u30c6\u30ac\u30ce\u30b0\u30e9\u30d5\u30a3\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u6280\u8853\u304c\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n\u6b74\u53f2\u4e0a\u306e\u6697\u53f7(\u30af\u30ea\u30d7\u30c8\u30b0\u30e9\u30d5\u30a3)<\/h1>\n\n\n\n
\u30b7\u30fc\u30b6\u30fc\u6697\u53f7<\/h2>\n\n\n\n
\u5358\u7d14\u306a\u6697\u53f7\u3067\u3042\u308a\u3001\u5e73\u6587\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u6587\u5b57(\u4f8b\u3048\u3070\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306a\u3069)\u3092”\u305a\u3089\u3059(\u30b7\u30d5\u30c8)”\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u6697\u53f7\u5316\u3092\u884c\u3044\u307e\u3059\u3002
\u672c\u5f53\u306b\u5358\u7d14\u3067\u3059\u304c\u3001\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u5e73\u6587\u3092\u6697\u53f7\u5316\u3057\u305f\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n
<\/a><\/p>\n\n\n\n
“NODA”\u3068\u3044\u3046\u5e73\u6587\u3092\u6697\u53f7\u5316\u3059\u308b\u3068\u3001”QRGD”\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_001.png\")
<\/figure>\n\n\n\n
\u5fa9\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u9375\u306f\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3092\u305a\u3089\u3057\u305f\u6587\u5b57\u6570\u306e”3″\u3068\u306a\u308a\u3001\u6697\u53f7\u5316\u306e\u6642\u3068\u9006\u65b9\u5411\u306b\u305a\u3089\u305b\u3070\u5fa9\u53f7\u5316\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_002.png\")
<\/figure>\n\n\n\n
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\u3064\u307e\u308a\u300126\u56de\u306e\u653b\u6483\u3067\u6697\u53f7\u89e3\u8aad\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u30b7\u30fc\u30b6\u30fc\u6697\u53f7\u306f\u91cd\u8981\u306a\u79d8\u5bc6\u3092\u5b88\u308b\u306b\u306f\u5f31\u3059\u304e\u308b\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n\u5358\u4e00\u63db\u5b57\u6697\u53f7<\/h2>\n\n\n\n
\u203b\u305a\u3089\u3059\u6587\u5b57\u6570\u304c\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b\u30b7\u30fc\u30b6\u30fc\u6697\u53f7\u3082\u3001\u5358\u4e00\u63db\u5b57\u5f0f\u6697\u53f7\u306e\u4e00\u7a2e\u3067\u3042\u308b\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n
<\/a><\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_004.png\")
<\/figure>\n\n\n\n
\u63db\u5b57\u8868\u3092\u3082\u3063\u3066\u3001\u6697\u53f7\u5316\u6642\u3068\u9006\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3067\u5fa9\u53f7\u5316\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u4f8b\u3067\u306f\u3001\u8003\u3048\u3089\u308c\u308b\u9375\u306e\u7dcf\u6570\u306f”403291461126605635584000000″\u3068\u306a\u308a\u307e\u3059\u3002
\u30d6\u30eb\u30fc\u30c8\u30d5\u30a9\u30fc\u30b9\u30a2\u30bf\u30c3\u30af\u30671\u79d2\u9593\u306b10\u5104\u500b\u306e\u9375\u3092\u8abf\u3079\u305f\u3068\u3057\u3066\u3082\u3001\u3059\u3079\u3066\u306e\u9375\u3092\u8a66\u3059\u306e\u306b120\u5104\u5e74\u4ee5\u4e0a\u306e\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n\u983b\u5ea6\u5206\u6790<\/h2>\n\n\n\n
CEYCJSEYMEYPMEYDPINNKDCIMDGWZIPYILLYCMYAIWAMGLGKK
GSMEYZMYNZGRMKDWYAFXFDMCGDWGPOMGUIJYMEYDPLRWAZZIL
YSYSGRKAIKZGKDJYMGIATDZYIWAPGDAAYTYKGNYPZMGZMIXMR
WYAIWAPYTDYSMEYDPCPXNMGOPINEDCDUNKYUYWMIMDGWZFIZY
AGWZYCRPYPIWAGUIWAYTIKRIMYSEYMEYPMEDZCGRKANGZYIZY
CRPDMXPDZJ<\/p><\/blockquote>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_005.png\")
<\/figure>\n\n\n\n
\u4e0b\u306e\u8868\u306f\u300e\u6697\u53f7\u89e3\u8aad\u300f[\u30b5\u30a4\u30e2\u30f3\u30fb\u30b7\u30f3]\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u305f\u51fa\u73fe\u983b\u5ea6\u8868\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_006.png\")
<\/figure>\n\n\n\n
\u5f93\u3063\u3066\u6697\u53f7\u6587\u306e”Y”\u306f\u3001\u5e73\u6587\u306b\u5909\u63db\u3059\u308b\u3068”e”\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
CEeCJSEeMEePMEeDPINNKDCIMDGWZIPeILLeCMeAIWAMGLGKK
GSMEeZMeNZGRMKDWeAFXFDMCGDWGPOMGUIJeMEeDPLRWAZZIL
eSeSGRKAIKZGKDJeMGIATDZeIWAPGDAAeTeKGNePZMGZMIXMR
WeAIWAPeTDeSMEeDPCPXNMGOPINEDCDUNKeUeWMIMDGWZFIZe
AGWZeCRPePIWAGUIWAeTIKRIMeSEeMEePMEDZCGRKANGZeIZe
CRPDMXPDZJ<\/p><\/blockquote>\n\n\n\n
\u305d\u3053\u3067\u3001”e”\u3067\u7d42\u308f\u308b3\u6587\u5b57\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u691c\u7d22\u3059\u308b\u3068\u3001”MEe”\u3068\u3044\u3046\u7d44\u307f\u5408\u308f\u305b\u304c6\u56de\u3082\u767b\u5834\u3057\u307e\u3059\u306e\u3067\u3001”MEe”\u304c”the”\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u305d\u3046\u3067\u3059\u3002<\/p>\n\n\n\n
CheCJShethePtheDPINNKDCItDGWZIPeILLeCteAIWAtGLGKK
GStheZteNZGRtKDWeAFXFDtCGDWGPOtGUIJetheDPLRWAZZIL
eSeSGRKAIKZGKDJetGIATDZeIWAPGDAAeTeKGNePZtGZtIXtR
WeAIWAPeTDeStheDPCPXNtGOPINhDCDUNKeUeWtItDGWZFIZe
AGWZeCRPePIWAGUIWAeTIKRIteShethePthDZCGRKANGZeIZe
CRPDtXPDZJ<\/p><\/blockquote>\n\n\n\n
(\u6697\u53f7\u6587\u3067\u306e\u51fa\u73fe\u56de\u6570\u306b\u3072\u3089\u304d\u304c\u306a\u3044\u305f\u3081\u3067\u3059\u3002)
\u3057\u304b\u3057\u3001”G”\u304c”o”\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3059\u308b\u3068\u3001”to”\u3068\u3044\u3046\u5358\u8a9e\u304c5\u56de\u3082\u767b\u5834\u3057\u307e\u3059\u3002
\u3053\u306e\u8981\u9818\u3067\u3001\u82f1\u5358\u8a9e\u306e\u77e5\u8b58\u3092\u30d5\u30eb\u306b\u6d3b\u7528\u3057\u3066\u89e3\u8aad\u3092\u7d9a\u3051\u307e\u3059\u3002
“hethe”\u304c2\u56de\u3067\u3066\u304d\u3066\u3001\u524d\u5f8c\u306e\u6587\u5b57\u304c”ShetheP”\u304c\u5171\u901a\u3057\u3066\u767b\u5834\u3057\u307e\u3059\u3002
\u3053\u308c\u3092”whether”\u3068\u4eee\u5b9a\u3059\u308b\u3068\u3001”S”\u304c”w”\u3001”P”\u304c”r”\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
CheCJwhethertheDrINNKDCItDoWZIreILLeCteAIWAtoLoKK
owtheZteNZoRtKDWeAFXFDtCoDWorOtoUIJetheDrLRWAZZIL
ewewoRKAIKZoKDJetoIATDZeIWAroDAAeTeKoNerZtoZtIXtR
WeAIWAreTDewtheDrCrXNtoOrINhDCDUNKeUeWtItDoWZFIZe
AoWZeCRrerIWAoUIWAeTIKRItewhetherthDZCoRKANoZeIZe
CRrDtXrDZJ<\/p><\/blockquote>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_007.png\")
<\/figure>\n\n\n\n
checkwhethertheirapplicationsareaffectedandtofoll
owthestepsoutlinedbybitcoinorgtomaketheirfundssaf
ewewouldalsoliketoadviseandroiddeveloperstostaytu
nedandreviewtheircryptographicimplementationsbase
donsecurerandomandevaluatewhetherthiscouldposease
curityrisk<\/p><\/blockquote>\n\n\n\n
to stay tuned and review their cryptographic implementations based on SecureRandom and evaluate whether this
could pose a security risk.<\/p><\/blockquote>\n\n\n\n
\u591a\u304f\u306e\u5834\u9762\u3067”\u4eee\u5b9a”\u3068\u3044\u3046\u4f5c\u696d\u304c\u767a\u751f\u3057\u3001\u5b9f\u969b\u306b\u306f\u624b\u623b\u308a\u306a\u3069\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002
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\u3057\u304b\u3057\u6697\u53f7\u306e\u57fa\u790e\u3068\u306a\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u9375\u306e\u95a2\u4fc2\u306a\u3069\u306f\u3001\u6697\u53f7\u6280\u8853\u306e\u767a\u5c55\u306b\u6b20\u304b\u305b\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n\n\n\n
\u3057\u304b\u3057\u3001\u305d\u306e\u767a\u5c55\u306b\u306f\u8ecd\u4e8b\u4e0a\u306e\u5fc5\u8981\u6027\u30fb\u91cd\u8981\u6027\u304c\u9ad8\u304b\u3063\u305f\u3053\u3068\u304c\u5927\u304d\u3044\u3088\u3046\u3067\u3059\u3002
\u4ee3\u8868\u4f8b\u3068\u3057\u3066”\u30a8\u30cb\u30b0\u30de”\u3092\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002<\/p>\n\n\n\n\u30a8\u30cb\u30b0\u30de<\/h2>\n\n\n\n
\u3082\u3068\u3082\u3068\u5546\u7528\u3068\u3057\u3066\u767a\u660e\u3055\u308c\u305f\u30a8\u30cb\u30b0\u30de\u306f\u3001\u30ca\u30c1\u30b9\u30c9\u30a4\u30c4\u6642\u4ee3\u306e\u30c9\u30a4\u30c4\u56fd\u9632\u8ecd\u306b\u63a1\u7528\u3055\u308c\u3001\u8ecd\u7528\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/449px-EnigmaMachineLabeled-1.jpg\")
<\/figure>\n\n\n\n![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2021\/03\/angou_noda_008.png\")
<\/figure>\n\n\n\n
\u56fd\u9632\u8ecd\u9375\u8868\u306b\u306f”\u65e5\u66ff\u308f\u308a\u9375”\u304c\u8a18\u3055\u308c\u3066\u304a\u308a\u3001\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306f\u65e5\u66ff\u308f\u308a\u9375\u306e\u901a\u308a\u306b\u30a8\u30cb\u30b0\u30de\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
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![\"\"](\"https:\/\/www.opentone.co.jp\/ot-lab\/wp-content\/uploads\/sites\/11\/2023\/02\/twitter_backlogskt_new.jpg\")
<\/a><\/div>","protected":false},"excerpt":{"rendered":"