{"id":115386,"date":"2025-08-28T10:00:54","date_gmt":"2025-08-28T03:00:54","guid":{"rendered":"https:\/\/wp.eastgate-software.com\/?p=115386"},"modified":"2026-04-01T15:22:34","modified_gmt":"2026-04-01T08:22:34","slug":"ai-attack-uses-image-downscaling-to-steal-user-data","status":"publish","type":"post","link":"https:\/\/wp.eastgate-software.com\/jp\/ai-attack-uses-image-downscaling-to-steal-user-data\/","title":{"rendered":"AI\u653b\u6483\u3001\u753b\u50cf\u306e\u7e2e\u5c0f\u3092\u5229\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u76d7\u3080"},"content":{"rendered":"<p><span data-contrast=\"auto\">Trail of Bits\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7814\u7a76\u8005\u304c\u3001AI\u30b7\u30b9\u30c6\u30e0\u306b\u65b0\u305f\u306a\u8106\u5f31\u6027\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8106\u5f31\u6027\u306f\u3001\u753b\u50cf\u306e\u7e2e\u5c0f\u3092\u60aa\u7528\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u7a83\u53d6\u53ef\u80fd\u306a\u60aa\u610f\u306e\u3042\u308b\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u96a0\u853d\u3057\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u3001\u653b\u6483\u8005\u304c\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf\u306b\u76ee\u306b\u898b\u3048\u306a\u3044\u6307\u793a\u3092\u57cb\u3081\u8fbc\u3080\u65b9\u6cd5\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6307\u793a\u306f\u3001\u753b\u50cf\u304c\u30ea\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u305f\u5834\u5408\u306b\u306e\u307f\u53ef\u8996\u5316\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001AI\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u4e00\u822c\u7684\u306a\u524d\u51e6\u7406\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u3053\u306e\u653b\u6483\u306f\u3001\u30d6\u30e9\u30a6\u30f3\u30b7\u30e5\u30f4\u30a1\u30a4\u30af\u5de5\u79d1\u5927\u5b66\u306e\u7814\u7a76\u8005\u304c2020\u5e74\u306eUSENIX\u8ad6\u6587\u3067\u521d\u3081\u3066\u63d0\u6848\u3057\u305f\u6982\u5ff5\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7406\u8ad6\u306f\u3001\u5927\u898f\u6a21\u8a00\u8a9e\u30e2\u30c7\u30eb\uff08LLM\uff09\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u5b9f\u7528\u7684\u306a\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3078\u3068\u62e1\u5f35\u3055\u308c\u3066\u3044\u307e\u3059\u3002Trail of Bits\u306e\u7814\u7a76\u8005\u3067\u3042\u308b\u30ad\u30ad\u30e2\u30e9\u30fb\u30e2\u30ed\u30be\u30ef\u6c0f\u3068\u30b9\u30cf\u30fb\u30b5\u30d3\u30fb\u30d5\u30bb\u30a4\u30f3\u306f\u3001\u753b\u50cf\u304c\u81ea\u52d5\u7684\u306b\u7e2e\u5c0f\u3055\u308c\u308b\u3068\u96a0\u308c\u305f\u30d1\u30bf\u30fc\u30f3\u304c\u51fa\u73fe\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3057\u305f\u3002\u6700\u8fd1\u508d\u6cd5\u3001\u53cc\u7dda\u5f62\u6cd5\u3001\u53cc\u4e09\u6b21\u6cd5\u306a\u3069\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3053\u308c\u3089\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u4f5c\u6210\u3057\u3001AI\u30e2\u30c7\u30eb\u306f\u305d\u308c\u3092\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u89e3\u91c8\u3057\u307e\u3059\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u3042\u308b\u6982\u5ff5\u5b9f\u8a3c\u3067\u306f\u3001\u30c1\u30fc\u30e0\u306f\u30d0\u30a4\u30ad\u30e5\u30fc\u30d3\u30c3\u30af\u6cd5\u3092\u7528\u3044\u3066\u753b\u50cf\u5185\u306e\u7279\u5b9a\u306e\u6697\u3044\u9818\u57df\u306b\u96a0\u3055\u308c\u305f\u547d\u4ee4\u3092\u51fa\u73fe\u3055\u305b\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u547d\u4ee4\u306f\u3001Zapier MCP\u3092\u4ecb\u3057\u3066Google\u306eGemini CLI\u306b\u3088\u3063\u3066\u5b9f\u884c\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u660e\u793a\u7684\u306a\u627f\u8a8d\u306a\u3057\u306b\u3001\u4efb\u610f\u306e\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306bGoogle\u30ab\u30ec\u30f3\u30c0\u30fc\u306e\u30c7\u30fc\u30bf\u3092\u6d41\u51fa\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u653b\u6483\u306b\u5bfe\u3057\u3066\u8106\u5f31\u3067\u3042\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u305f\u4e3b\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">Google Gemini CLI \u3068 Vertex AI Studio<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">Gemini \u30a6\u30a7\u30d6\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068 API<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Android \u306e Google \u30a2\u30b7\u30b9\u30bf\u30f3\u30c8<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"4\" data-aria-level=\"1\"><span data-contrast=\"auto\">Genspark\u306a\u3069\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30c4\u30fc\u30eb<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">\u30c6\u30b9\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001Trail of Bits\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f <\/span><i><span data-contrast=\"auto\">\u30a2\u30ca\u30e2\u30eb\u30d5\u30a1\u30fc<\/span><\/i><span data-contrast=\"auto\">, \u3055\u307e\u3056\u307e\u306a\u7e2e\u5c0f\u65b9\u6cd5\u306b\u5408\u308f\u305b\u3066\u60aa\u610f\u306e\u3042\u308b\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9 \u30c4\u30fc\u30eb\u3067\u3059\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u7814\u7a76\u8005\u3089\u306f\u3001\u7de9\u548c\u7b56\u3068\u3057\u3066\u3001\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3092\u5236\u9650\u3059\u308b\u3053\u3068\u3001\u7e2e\u5c0f\u3055\u308c\u305f\u753b\u50cf\u306e\u30d7\u30ec\u30d3\u30e5\u30fc\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3001\u6a5f\u5bc6\u6027\u306e\u9ad8\u3044\u30c4\u30fc\u30eb\u306e\u547c\u3073\u51fa\u3057\u306b\u306f\u660e\u793a\u7684\u306a\u78ba\u8a8d\u3092\u6c42\u3081\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30de\u30eb\u30c1\u30e2\u30fc\u30c0\u30eb\u30d7\u30ed\u30f3\u30d7\u30c8\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u9632\u5fa1\u7b56\u3068\u3057\u3066\u3001\u5b89\u5168\u306a\u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3092\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">\u3053\u306e\u767a\u898b\u306f\u3001\u7279\u306b\u653b\u6483\u8005\u304c\u30c6\u30ad\u30b9\u30c8\u3084\u753b\u50cf\u306e\u30e2\u30c0\u30ea\u30c6\u30a3\u306b\u308f\u305f\u308b\u5165\u529b\u3092\u64cd\u4f5c\u3059\u308b\u65b0\u3057\u3044\u65b9\u6cd5\u3092\u898b\u3064\u3051\u308b\u306b\u3064\u308c\u3066\u3001AI \u30b7\u30b9\u30c6\u30e0\u306e\u4fdd\u8b77\u304c\u307e\u3059\u307e\u3059\u8907\u96d1\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3057\u3066\u3044\u307e\u3059\u3002.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><b><span data-contrast=\"auto\">\u30bd\u30fc\u30b9\uff1a<\/span><\/b><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><a href=\"https:\/\/www.bleepingcomputer.com\/news\/security\/new-ai-attack-hides-data-theft-prompts-in-downscaled-images\/\"><span data-contrast=\"none\">https:\/\/www.bleepingcomputer.com\/news\/security\/new-ai-attack-hides-data-theft-prompts-in-downscaled-images\/<\/span><\/a> <span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Trail of Bits\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7814\u7a76\u8005\u304c\u3001AI\u30b7\u30b9\u30c6\u30e0\u306b\u65b0\u305f\u306a\u8106\u5f31\u6027\u3092\u767a\u898b\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8106\u5f31\u6027\u306f\u3001\u753b\u50cf\u306e\u7e2e\u5c0f\u3092\u60aa\u7528\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u7a83\u53d6\u3067\u304d\u308b\u60aa\u610f\u306e\u3042\u308b\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u96a0\u853d\u3057\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u3001\u653b\u6483\u8005\u304c\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf\u306b\u76ee\u306b\u898b\u3048\u306a\u3044\u6307\u793a\u3092\u57cb\u3081\u8fbc\u3080\u65b9\u6cd5\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6307\u793a\u306f\u3001\u753b\u50cf\u304c\u30ea\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3055\u308c\u305f\u5834\u5408\u306b\u306e\u307f\u53ef\u8996\u5316\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306fAI\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u4e00\u822c\u7684\u306a\u524d\u51e6\u7406\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002\u3053\u306e\u653b\u6483\u306f\u3001\u30d6\u30e9\u30a6\u30f3\u30b7\u30e5\u30f4\u30a1\u30a4\u30af\u5de5\u79d1\u5927\u5b66\u306e\u7814\u7a76\u8005\u304c2020\u5e74\u306eUSENIX\u8ad6\u6587\u3067\u521d\u3081\u3066\u63d0\u6848\u3057\u305f\u6982\u5ff5\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7406\u8ad6\u306f\u3001\u5927\u898f\u6a21\u8a00\u8a9e\u30e2\u30c7\u30eb\uff08LLM\uff09\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u3059\u308b\u5b9f\u7528\u7684\u306a\u30a8\u30af\u30b9\u30d7\u30ed\u30a4\u30c8\u3078\u3068\u62e1\u5f35\u3055\u308c\u3066\u3044\u307e\u3059\u3002Trail 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