{"id":316944,"date":"2024-04-04T19:00:20","date_gmt":"2024-04-05T02:00:20","guid":{"rendered":"https:\/\/www.paloaltonetworks.com\/blog\/?p=316944"},"modified":"2024-04-03T19:56:08","modified_gmt":"2024-04-04T02:56:08","slug":"pqc-intro","status":"publish","type":"post","link":"https:\/\/origin-researchcenter.paloaltonetworks.com\/blog\/2024\/04\/pqc-intro\/?lang=ja","title":{"rendered":"Palo Alto Networks\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u88fd\u54c1\u3001\u8010\u91cf\u5b50\u8a08\u7b97\u6a5f\u6697\u53f7\u3078\u306e\u5bfe\u5fdc\u3092\u958b\u59cb"},"content":{"rendered":"

<\/a>\u306f\u3058\u3081\u306b<\/h2>\n

Palo Alto Networks\u306e\u6b21\u4e16\u4ee3\u30d5\u30a3\u30a2\u30a6\u30a9\u30fc\u30eb\u88fd\u54c1\u306f\u30012023\u5e7411\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fPAN-OS 11.1\u3088\u308a\u3001\u8010\u91cf\u5b50\u8a08\u7b97\u6a5f\u6697\u53f7 (Post-Quantum Cryptography, PQC) \u306b\u95a2\u9023\u3059\u308b\u6a5f\u80fd\u306e\u6bb5\u968e\u7684\u306a\u5b9f\u88c5\u3092\u958b\u59cb\u3057\u307e\u3057\u305f\u3002\u305d\u3053\u3067\u672c\u7a3f\u3067\u306f\u3001PQC\u3068\u306f\u4f55\u304b\u3001Palo Alto Networks\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304c\u3044\u3061\u65e9\u304fPQC\u306e\u5bfe\u5fdc\u306b\u8e0f\u307f\u5207\u3063\u305f\u80cc\u666f\u306f\u4f55\u304b\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

<\/a>\u304a\u3055\u3089\u3044: \u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u306f?<\/h2>\n
\"\u56f31<\/span><\/div><\/a>
\u56f31. \u7279\u5b9a\u306e\u6f14\u7b97\u306b\u304a\u3051\u308b\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3068\u53e4\u5178\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u5dee\u7570\u3002\u91cf\u5b50\u30d3\u30c3\u30c8\u306f\u91cf\u5b50\u60c5\u5831\u306e\u6700\u5c0f\u5358\u4f4d\u3002\u6271\u3048\u308b\u30d3\u30c3\u30c8\u6570\u304c\u5897\u3048\u308b\u3068\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u6027\u80fd\u306f\u6307\u6570\u95a2\u6570\u7684\u306b\u5411\u4e0a\u3059\u308b\u3002\u51fa\u5178: https:\/\/www.xanadu.ai\/blog\/beating-classical-computers-with-Borealis<\/a>, https:\/\/www.nature.com\/articles\/s41586-022-04725-x<\/a><\/figcaption><\/figure>\n

\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 (Quantum Computing) \u3068\u306f\u300c\u91cf\u5b50\u529b\u5b66\u306e\u6cd5\u5247\u306b\u3082\u3068\u3065\u304f\u65b0\u3057\u3044\u30b9\u30fc\u30d1\u30fc\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u300d\u3092\u6307\u3057\u307e\u3059\u3002\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u53e4\u5178\u7684\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf[1]<\/a><\/sup><\/sup>\u3067\u306f\u89e3\u6c7a\u3067\u304d\u306a\u3044 (\u3082\u3057\u304f\u306f\u3001\u89e3\u6c7a\u306b\u81a8\u5927\u306a\u6642\u9593\u304c\u304b\u304b\u308b) \u7279\u5b9a\u306e\u8907\u96d1\u306a\u554f\u984c\u3092\u3001\u77ed\u6642\u9593\u3067\u89e3\u6c7a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

<\/a>\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u3082\u305f\u3089\u3059\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af<\/h2>\n

\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u6ce8\u76ee\u3092\u96c6\u3081\u308b\u5927\u304d\u306a\u7406\u7531\u306e\u3072\u3068\u3064\u306f\u3001\u300c\u65e2\u5b58\u306e\u516c\u958b\u9375\u6697\u53f7\u57fa\u76e4(PKI)\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6697\u53f7\u6280\u8853\u3092\u5371\u6b86\u5316\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u300d\u3067\u3059\u3002<\/p>\n

\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306e\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u307b\u304b\u306b\u3001\u305d\u306e\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u6027\u80fd\u3092\u3058\u3085\u3046\u3076\u3093\u306b\u5f15\u304d\u51fa\u3059\u305f\u3081\u306e\u300c\u91cf\u5b50\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u300d\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u306a\u304b\u306b\u306f\u975e\u5e38\u306b\u5927\u304d\u306a\u6570\u306e\u56e0\u6570\u5206\u89e3\u3084\u96e2\u6563\u5bfe\u6570\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u300c\u30b7\u30e7\u30a2\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u300d\u3084\u3001\u672a\u6574\u5e8f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e2d\u304b\u3089\u7279\u5b9a\u306e\u5024\u3092\u63a2\u7d22\u3059\u308b\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u300c\u30b0\u30ed\u30fc\u30d0\u30fc\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u300d\u3068\u3044\u3063\u305f\u3001\u524d\u8ff0\u306e\u516c\u958b\u9375\u6697\u53f7\u57fa\u76e4\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6697\u53f7\u6280\u8853\u3092\u542b\u3080\u3001\u65e2\u5b58\u306e\u6697\u53f7\u6280\u8853\u306e\u89e3\u8aad\u306b\u4f7f\u7528\u3067\u304d\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u6027\u80fd\u304c\u5411\u4e0a\u3059\u308b\u3068\u3001\u65e9\u3051\u308c\u30705\u5e74\u304b\u308915\u5e74\u306e\u9593\u306b\u3001\u3053\u308c\u3089\u306e\u6697\u53f7\u6280\u8853\u3092\u73fe\u5b9f\u7684\u306a\u6642\u9593\u3067\u7a81\u7834\u3057\u3046\u308b\u3001\u3068\u8a00\u308f\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n

\"\u56f32.<\/span><\/div><\/a>
\u56f32. \u4eca\u5f8c5\u5e74\u304b\u308915\u5e74\u3067\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u73fe\u5728\u4e3b\u6d41\u306e\u6697\u53f7\u6280\u8853\u3092\u7121\u529b\u5316\u3057\u3046\u308b<\/figcaption><\/figure>\n

<\/a>\u4eca\u305d\u3053\u306b\u3042\u308b\u8105\u5a01: Harvest Now, Decrypt Later (HNDL)\u653b\u6483<\/h2>\n

\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306f\u307e\u3060\u7814\u7a76\u6bb5\u968e\u306b\u3042\u308a\u307e\u3059\u304c\u3001\u5b9f\u73fe\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u3063\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u300c\u73fe\u6642\u70b9\u3067\u306f\u6697\u53f7\u5316\u3055\u308c\u305f\u60c5\u5831\u3092\u53ce\u96c6\u30fb\u4fdd\u5b58\u3060\u3051\u3057\u3066\u304a\u304d\u3001\u5f8c\u3067\u89e3\u8aad\u3092\u8a66\u307f\u308b\u300d\u653b\u6483(Harvest Now, Decrypt Later: HNDL\u653b\u6483)\u304c\u3059\u3067\u306b\u884c\u308f\u308c\u3066\u3044\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3053\u306e\u8105\u5a01\u304c\u5c06\u6765\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u4eca\u305d\u3053\u306b\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\"\u56f33.<\/span><\/div><\/a>
\u56f33. \u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c2048\u30d3\u30c3\u30c8\u306eRSA\u6697\u53f7\u3092\u73fe\u5b9f\u7684\u306a\u6642\u9593\u306b\u7a81\u7834\u51fa\u6765\u308b\u3088\u3046\u306b\u306a\u308b\u898b\u8fbc\u307f\u306f2030\u5e74\u9803\u3067\u306f\u306a\u3044\u304b\u3068\u8a00\u308f\u308c\u3066\u3044\u308b<\/figcaption><\/figure>\n

<\/a>\u8010\u91cf\u5b50\u8a08\u7b97\u6a5f\u6697\u53f7(Post Quantum Cryptography, PQC)\u3068\u306f<\/h2>\n

\u8010\u91cf\u5b50\u8a08\u7b97\u6697\u53f7(PQC)\u3068\u306f\u3001\u300c\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u3088\u308b\u6697\u53f7\u89e3\u8aad(\u653b\u6483)\u300d\u306b
\n\u300c\u8010\u6027\u306e\u3042\u308b\u300d\u6697\u53f7\u5316\u65b9\u5f0f\u306e\u3053\u3068\u3067\u3059\u3002Quantum-proof\u3001Quantum-safe\u3001\u307e\u305f\u306fQuantum-resistant\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n

<\/a>\u306a\u305c\u8010\u91cf\u5b50\u8a08\u7b97\u6a5f\u6697\u53f7(PQC)\u304c\u5fc5\u8981\u306a\u306e\u304b<\/h2>\n

\u5148\u306b\u8ff0\u3079\u305f\u7406\u7531\u304b\u3089\u3001\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u5b9f\u73fe\u3059\u308c\u3070\u65e2\u5b58\u306e\u6697\u53f7\u6280\u8853\u306f\u5371\u6b86\u5316\u3059\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3001\u4eca\u5f8c\u3082\u5b89\u5168\u306a\u901a\u4fe1\u3092\u78ba\u4fdd\u3059\u308b\u306b\u306f\u3001\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u3088\u308b\u6697\u53f7\u89e3\u8aad\u306b\u5bfe\u3057\u3066\u8010\u6027\u304c\u3042\u308b\u6697\u53f7\u6280\u8853(PQC)\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u7c73\u56fd\u3067\u306f\u73fe\u5728\u3001\u7c73\u56fd\u6a19\u6e96\u6280\u8853\u7814\u7a76\u6240(National Institute of Standards and Technology: NIST)\u304c2030\u5e74\u307e\u3067\u306ePQC\u3078\u306e\u5207\u308a\u66ff\u3048\u3092\u60f3\u5b9a\u3057\u305f\u6a19\u6e96\u5316\u3092\u9032\u3081\u3066\u304a\u308a\u30012024\u5e74\u524d\u534a\u9803\u306b\u6a19\u6e96\u4ed5\u69d8\u306e\u30c9\u30e9\u30d5\u30c8\u304c\u78ba\u5b9a\u3059\u308b\u898b\u8fbc\u307f\u3067\u3059\u3002\u7c73\u56fd\u3067\u306f\u3059\u3067\u306b\u653f\u5e9c\u6a5f\u95a2\u3084\u91cd\u8981\u30a4\u30f3\u30d5\u30e9\u4e8b\u696d\u8005\u306b\u5bfe\u3057\u3066PQC\u306e\u5b9f\u88c5\u6e96\u5099\u3092\u8981\u6c42\u3059\u308b\u5927\u7d71\u9818\u4ee4\u3082\u767a\u4ee4\u3055\u308c\u3066\u304a\u308a\u3001NIST\u306b\u3088\u308b\u6a19\u6e96\u5316\u304c\u5b8c\u4e86\u3059\u308b\u3068\u305d\u306e\u52d5\u304d\u304c\u52a0\u901f\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\"\u56f34.<\/span><\/div><\/a>
\u56f34. \u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u3088\u308b\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u3078\u306e\u5bfe\u5fdc\u306b\u306f\u65e2\u5b58\u30a4\u30f3\u30d5\u30e9\u306ePQC\u5bfe\u5fdc\u304c\u5fc5\u8981\u306b\u306a\u308b\u3002\u51fa\u5178: https:\/\/www.whitehouse.gov\/wp-content\/uploads\/2022\/11\/M-23-02-M-Memo-on-Migrating-to-Post-Quantum-Cryptography.pdf<\/a>, https:\/\/www.cisa.gov\/sites\/default\/files\/2023-08\/Quantum%20Readiness_Final_CLEAR_508c%20%283%29.pdf<\/a><\/figcaption><\/figure>\n

<\/a>\u30d1\u30ed\u30a2\u30eb\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u306ePQC\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/h2>\n

<\/a>TLS\u30bb\u30c3\u30b7\u30e7\u30f3\u5185\u306ePost-Quantum Ciphers\u306e\u53ef\u8996\u5316\u30fb\u5236\u5fa1<\/h3>\n

\u3059\u3067\u306b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306ePQC\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3057\u3001\u4e00\u90e8\u306e\u30b5\u30fc\u30d0\u30fc\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084Web\u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u306fPQC\u3092\u4f7f\u3063\u305f\u901a\u4fe1\u3092\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u65e2\u5b58\u306eTLS\u901a\u4fe1\u306b\u304a\u3044\u3066\u3082\u3001\u5fa9\u53f7\u51e6\u7406\u3092\u30d0\u30a4\u30d1\u30b9\u3057\u3066\u653b\u6483\u8005\u304c\u8105\u5a01\u3092\u96a0\u853d\u3059\u308b\u653b\u6483\u624b\u6cd5\u304c\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u305d\u308c\u3068\u540c\u3058\u76ee\u7684\u3067PQC\u304c\u60aa\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001Palo Alto Networks\u306fPQC\u304c\u4f7f\u7528\u3055\u308c\u305fTLS\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u8b58\u5225\u30fb\u5236\u5fa1\u3059\u308b\u8105\u5a01\u30b7\u30b0\u30cd\u30c1\u30e3\u306e\u914d\u4fe1\u3092\u958b\u59cb\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u884c\u308f\u308c\u308bPQC\u901a\u4fe1\u3092\u53ef\u8996\u5316\u3057\u3066\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\"\u56f35.<\/span><\/div><\/a>
\u56f35. \u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067PQC\u306b\u3088\u308b\u6697\u53f7\u5316\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u53ef\u8996\u5316\u30fb\u5236\u5fa1\u304c\u53ef\u80fd\u306b<\/figcaption><\/figure>\n

\u8010\u91cf\u5b50VPN (<\/strong>RFC 8784<\/strong><\/a>)<\/strong><\/p>\n

IPSec VPN\u901a\u4fe1\u3067\u3082\u8010\u91cf\u5b50\u6697\u53f7\u306e\u5b9f\u88c5\u306e\u6a19\u6e96\u5316\u304c\u9032\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002Palo Alto Networks\u306e\u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u306f\u3001RFC 8784\u306b\u6e96\u62e0\u3057\u305f\u8010\u91cf\u5b50IPSec VPN\u30c8\u30f3\u30cd\u30eb\u306e\u69cb\u6210\u304c\u53ef\u80fd\u3067\u3059\u3002\u5bfe\u5411\u6a5f\u5668\u304cRFC 8784\u306e\u5b9f\u88c5\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3051\u308c\u3070IPSec VPN\u30c8\u30f3\u30cd\u30eb\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u6642\u306b\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3067\u304d\u308b\u306e\u3067\u3001\u8010\u91cf\u5b50VPN\u3078\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n

\"\u56f36.<\/span><\/div><\/a>
\u56f36. \u6b21\u4e16\u4ee3\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u306fRFC\u6e96\u62e0\u306e<\/em>\u8010\u91cf\u5b50IPSec VPN\u30c8\u30f3\u30cd\u30eb\u3092\u69cb\u6210\u53ef\u80fd<\/figcaption><\/figure>\n

<\/a>\u307e\u3068\u3081<\/h2>\n

Palo Alto Networks\u306f\u8010\u91cf\u5b50\u8a08\u7b97\u6a5f\u6697\u53f7(PQC)\u306b\u95a2\u9023\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u306e\u6bb5\u968e\u7684\u306a\u5b9f\u88c5\u3092\u3059\u3067\u306b\u958b\u59cb\u3057\u3066\u304a\u308a\u3001PAN-OS 11.1\u3067\u306f\u4ee5\u4e0b\u306e\u6a5f\u80fd\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n