AWSセキュリティ事始め〜基礎からはじめてクラウドセキュリティの恩恵を受ける〜

by cm-usuda-keisuke

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"84ηΩϡϦςΟࣄ࢝Ί ʙجૅ͔Β͸͡ΊͯΫϥ΢υηΩϡϦςΟͷԸܙΛड͚Δʙ 4FDVSJUZ+"84ӓాՂ༞

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ࣗݾ঺հ ӓాɹՂ༞ ɾΫϥεϝιουגࣜձࣾ ɾ"84ࣄۀ෦ ɹιϦϡʔγϣϯΞʔΩςΫτ ɹɹηΩϡϦςΟνʔϜ ɾ4FDVSJUZ+"84ӡӦ ɾ޷͖ͳαʔϏε ɹ"848"'Ϛωʔδυϧʔϧ

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͜ͷηογϣϯͷλʔήοτ ॳ৺ऀʙ୤ॳ৺ऀ͍ͨ͠ਓ޲͚ͷηογϣϯ ɾ"84Λ৮ͬͨ͜ͱ͕ͳ͍ ɾ"84Λ৮͍ͬͯΔ͚ͲηΩϡϦςΟ͕ෆ҆ ɾ৬৔Ͱ"84͕৮Εͳ͍ͷΛͳΜͱ͔͍ͨ͠ ɾΦϯϓϨʹ๞͖ͨ ɾηΩϡϦςΟ͕ͭΒ͍

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͜ͷηογϣϯͷίϯηϓτ w ηΩϡϦςΟͷ՝୊ͰΦϯϓϨ͔ΒΫϥ΢υʹҠߦ Ͱ͖ͳ͍ਓɾݱ৔ͷ՝୊ղܾͷखॿ͚ w ೉͍͠ηΩϡϦςΟΛ؆୯ʹ΍Δʹ͸Ͳ͔͜Β΍ͬ ͨΒ͍͍͔φϏήʔτ͢Δ w ηογϣϯલʹࢿྉΛެ։͠ɺࢿྉʹ͸આ໌͖͠Ε ͳ͍৘ใྔΛ٧Ί͓ͯ͘ɺؼͬͨޙʹճҎ্ৼΓ ฦͬͯΈͯ΋Β͑ΔΑ͏ʹ͢Δ

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͜ͷηογϣϯͷ֓ཁ ෦ߏ੒Ͱɺॳڃ͔ΒԠ༻·Ͱઆ໌ ݁ہ"84ͷηΩϡϦςΟ͸໰୊ͳ͍ͷ͔ʁ ͱΓ͋͑ͣ͜Ε͚ͩߟ͓͚͑ͯ͹0,ͳ"84 ηΩϡϦςΟࣄ࢝Ί ΑΓηΩϡΞʹ͍ͯͨ͘͠Ίʹߟ͑Δ͜ͱ

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๻ͷࢥ͍ ѹ౗తͳ৘ใྔͱਖ਼࿦ͰΦʔϧυελΠϧΛଧഁ ͯ͠ɺΫϥ΢υωΠςΟϒͰΑΓηΩϡΞͳ؀ڥ Λߏஙɾҡ࣋ͯ͠շదͳηΩϡϦςΟΦʔτϝʔ γϣϯੜ׆ΛΤϯδϣΠͯ͠ཉ͍͠

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໔੹ྉۚपΓͷ͓࿩ ຊࢿྉͰ঺հ͢ΔαʔϏε΍֤छઃఆ߲໨Λར༻͢Δ ͜ͱʹΑΓ"84͔Β੥ٻ͕ൃੜ͢Δ͜ͱ͕͋Γ·͢ɻ ·ͨྉۚΛܝࡌ͍ͯ͠Δ΋ͷ͸ɺओʹࢿྉ࡞੒࣌ͷ౦ ژϦʔδϣϯͷՁ֨Λϕʔεʹ͍ͯ͠·͢ ৄࡉ͸֤छαʔϏεͷྉۚϖʔδ΍ݟੵ΋Γ͕Ͱ͖Δ "84$BMDVMBUPSΛ͝ར༻Լ͍͞ɻ IUUQTDBMDVMBUPSTBNB[POBXTDPNJOEFYIUNM

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݁ہ"84ͷηΩϡϦςΟ͸໰୊ͳ͍ͷ͔ʁ

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Ϋϥ΢υͰͷηΩϡϦςΟࣄނ͕໨ཱ͍ͬͯ·͢ w ถ7FSJ[POɺສਓͷސ٬৘ใ͕୭Ͱ΋ΞΫη εग़དྷΔঢ়ଶͰެ։ w μ΢δϣʔϯζɺສਓͷݸਓ৘ใ͕ΞΫηεՄೳ ͳঢ়ଶͰެ։ w 88&ɺສ݅ͷݸਓ৘ใ͕ΞΫηεՄೳͳঢ়ଶ Ͱެ։ ૬͙࣍"NB[PO4ͷઃఆϛεʹΑΔ৘ใ࿙͍͑ࣄނ େݩོࢤ ݸਓ:BIPPχϡʔε IUUQTOFXTZBIPPDPKQCZMJOFPINPUPUBLBTIJ

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ࣄނ͕ى͖Δͨͼ͜͏͍͏͜ͱΛݴ͏ਓ͕͍Δ ΍ͬͺΓΫϥ΢υ͸ ηΩϡϦςΟ͕ෆ͔҆ͩΒ΍Γͨ͘ͳ͍

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Ϋϥ΢υ͔ͩΒࣄނ͕ى͖͍ͯΔΘ͚Ͱ͸ͳ͍ ͜ΕΒͷ໰୊͸"84ଆʹ͋ΔΘ͚Ͱ͸ͳ͘ɺద ੾ͳݖݶ؅ཧ͕ߦΘΕ͍ͯͳ͔ͬͨࣄ͕ݪҼ ͔͠͠ɺΫϥ΢υͩͱηΩϡϦςΟ͕ෆ҆ͱ͍͏ ੠͸ະͩʹΑ͘ฉ͖·͢

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Ϋϥ΢υΛ࢖͏ཧ༝ɾ࢖Θͳ͍ཧ༝ IUUQXXXBUNBSLJUDPKQBJUBSUJDMFTOFXTIUNM ηΩϡϦςΟͷڧΈΛཧ༝ʹΫϥ΢υΛར༻͢Δ Ϣʔβ͕૿͍͑ͯΔதɺٯʹΫϥ΢υΛ࢖Θͳ͍ ཧ༝ͱͯ͠ηΩϡϦςΟ্͕͕͍ͬͯΔ

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Ϋϥ΢υΛ࢖͏ཧ༝ɾ࢖Θͳ͍ཧ༝ ૯຿লͷ௨৴ར ༻ಈ޲ௐࠪͰ΋ ૒ํͷཧ༝ͷ্ ҐʹηΩϡϦςΟ ্͕͕͍ͬͯΔ ฏ੒28೥௨৴ར༻ಈ޲ௐࠪ http://www.soumu.go.jp/johotsusintokei/statistics/statistics05b2.html

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Ϋϥ΢υ͕҆શͰ͋Δ͜ͱ͸ཧղ͞Ε͖͍ͯͯΔ Ϋϥ΢υར༻ऀͷؒͰ͸Ϋϥ΢υ͕҆શͰ͋Δ͜ ͱ͸ެ஌ͷࣄ࣮ Ͱ͸ͳͥɺΫϥ΢υΛར༻͠ͳ͍ਓ͕ηΩϡϦςΟ ʹର͢Δݒ೦Λ͍࣋ͬͯΔͷ͔ʁ

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Ϋϥ΢υ΍Γͨ͘ͳ͍ਓͷݴ͍෼ Ұྫ Πϯλʔωοτʹ͞Β͞ΕΔ͔Β खݩʹͳ͍͔Β উखʹݟΒΕΔ͔Β

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࣮ࡍ͸ͦΜͳ͜ͱແ͍ Πϯλʔωοτʹ͞Β͞ΕΔ w71/΍ઐ༻ઢ౳ͰΠϯλʔωοτʹ௚઀ग़ͳ͍ߏ੒΋Մೳ wΉ͠Ζσʔλ΍Ϧιʔεʹରͯ͠ΞΫηε੍ޚ౳Λࡉ͔͘ઃఆՄೳ खݩʹͳ͍ wσʔλ͸Ͳ͜ʹ͋ͬͯ΋มΘΒͳ͍ w৔ॴΑΓ҉߸Խ౳ͷରࡦ͕͞Ε͍ͯΔͷ͔͕໰୊ উखʹݟΒΕΔ ओʹถࠃ๏ɾ&6๏౳ w҉߸Խख๏ʹΑΓݟΒΕͳ͍Α͏ʹͰ͖Δ wσʔλͷݖݶ؅ཧ΍ϩά؅ཧΛΑΓݫີʹઃఆͰ͖Δ w೔ຊ๏ͷద༻΋Մೳ /&8 w IUUQTBXTBNB[PODPNKQCMPHTOFXTIPXUPDIBOHFBXTDBCZBSUJGBDU

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Ϋϥ΢υ΍Γͨ͘ͳ͍ਓʹਖ਼࿦Λݴ͏ͱ࠷ޙʹ͜͏ͳΔ Ͱ΋ͳΜ͔ෆ҆

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΋͸΍ηΩϡϦςΟͰ͸ͳ͍ Ϋϥ΢υͷηΩϡϦςΟ͕ෆ҆ͱ͍͏ͷ͸ ҆શͰ͸ͳ͍ͱ͍͏͜ͱͰ͸ͳͯ͘ ҆શͰ͋Δ͜ͱΛ஌Βͳ͍͔Β ҆৺Ͱ͖ͳ͍ɹɹෆ҆

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ͱ͍͏Θ͚Ͱ ͪΌΜͱ஌Γ·͠ΐ͏

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ͦ΋ͦ΋ηΩϡϦςΟͱ͸ ৘ใηΩϡϦςΟ͸ɺ+*42ʢ͢ͳΘͪ*40*&$ʣʹΑͬͯɺ ৘ใͷػີੑɺ׬શੑɺՄ༻ੑΛҡ࣋͢Δ͜ͱͱఆٛ͞Ε͍ͯΔɻ w ػີੑ DPOpEFOUJBMJUZ ৘ใ΁ͷΞΫηεΛೝΊΒΕͨऀ͚͕ͩɺͦͷ৘ใ ʹΞΫηεͰ͖Δঢ়ଶΛ֬อ͢Δ͜ͱ w ׬શੑ JOUFHSJUZ ৘ใ͕ഁյɺվ͟Μຢ͸ফڈ͞Ε͍ͯͳ͍ঢ়ଶΛ֬อ͢Δ ͜ͱ w Մ༻ੑ BWBJMBCJMJUZ ৘ใ΁ͷΞΫηεΛೝΊΒΕͨऀ͕ɺඞཁ࣌ʹதஅ͢Δ ͜ͱͳ͘ɺ৘ใٴͼؔ࿈ࢿ࢈ʹΞΫηεͰ͖Δঢ়ଶΛ֬อ͢Δ͜ͱ 8JLJൈਮ IUUQTKBXJLJQFEJBPSHXJLJ৘ใηΩϡϦςΟ *5Ͱݴ͏ηΩϡϦςΟ͸৘ใηΩϡϦςΟ

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׬શͳηΩϡϦςΟ͸ແ͍ w ػີੑɾՄ༻ੑɾ׬શੑʹ͍ͭͯͲ͜·Ͱ΍Δ͔Λ ܾΊΔඞཁ͕͋Δ w ৘ใࢿ࢈Λચ͍ग़ͯ͠ɺͦΕͧΕʹϦεΫධՁΛߦ ͏ w ϦεΫධՁͷج४͸*40͕ͭͷࢀߟʹͳ Δ w Ϋϥ΢υͰ΋ߟ͑Δ͜ͱ͸ΦϯϓϨͱಉ͡

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େࣄͳ͜ͱ ηΩϡϦςΟ͸ϏδωεΛ્֐͢Δ΋ͷͰ͸ͳ͍ ޮ཰Α͘ద੾ʹηΩϡϦςΟରࡦΛߦ͍ Ϗδωε ຊۀ ΛՃ଎ͤ͞Δࣄ͕େࣄ ϏδωεΛՃ଎ͤ͞ΔͨΊʹ Ϋϥ΢υͷॊೈੑ͕ඞཁͰ͔͢ʁ

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"84͸੹೚ڞ༗Ϟσϧ ௿͍ϨΠϠʔͷ෦෼͸"84͕੹೚Λ΋͍ͬͯΔ ΦϯϓϨΑΓ΋໘౗ΛݟΔ෦෼͕ݮΔ

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͞Βʹ"84ͩͱϝϦοτ͸͍ͬͺ͍͋Δ IUUQTBXTBNB[PODPNKQTFDVSJUZ

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"84ͷϝϦοτΛൈਮ w σʔλͷอޢ w σʔλͷ҉߸Խػೳ͕࠷ॳ͔Β͋Γ͙͢ར༻Մೳ w ݤ؅ཧΛ"84͔ࣗલͲͪΒͰߦ͏͔બ୒Մೳ w ίϯϓϥΠΞϯεͷཁ݅ʹ४ڌ w *40ɺ40$ɺ1$*%44ɺ)*11"౳ w ར༻ऀ͸"84ʹ೚͍ͤͯΔ෦෼ʹ͓͍ͯվΊͯ؂ࠪΛड͚Δඞཁ͸ͳ͍ w ίετ࡟ݮ w ߴ౓ͳηΩϡϦςΟΛอͪͭͭ"84ͷσʔληϯλʔΛར༻Ͱ͖Δ w ར༻ͨ͠෼͚ͩࢧ෷͑͹͍͍ɺߴՁͳॳظඅ༻͸ෆཁ w ਝ଎ͳεέʔϦϯά w ඞཁͳ෼͚ͩηΩϡϦςΟ΋εέʔϧͰ͖Δ

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͋ΘͤͯಡΈ͍ͨ γϚϯςοΫ͔Β΋ϗϫΠτϖʔύʔ͕ग़͍ͯ·͢ ෼ͰΘ͔ΔΫϥ΢υηΩϡϦςΟͷͭͷϙΠϯτ IUUQTXXXKQXFCTFDVSJUZTZNBOUFDDPNXFMDPNFQEG XQ@DMPVETFDVSJUZQEG Ϋϥ΢υΛ࢝ΊΔʹ͋ͨͬͯ࠷ॳʹݕ౼͕ඞཁͳηΩϡϦςΟͷ ߲໨ʹ͍ͭͯղઆ͞Ε͍ͯ·͢

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ۀքஂମͷج४ʹର͢Δ۩ମࡦ΋͋Δ ྫ͑͹ۚ༥ۀքͰͷ҆શج४Ͱ͋Δ '*4$ͷ҆શରࡦج४Λຬͨͨ͢Ίͷ۩ମࡦΛ "84͕ग़͍ͯ͠Δ IUUQTBXTBNB[PODPNKQDPNQMJBODFpTD

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"84ʹؔ͢ΔηΩϡϦςΟͷ৘ใ͸ࢁ΄Ͳ͋Δ ࣄྫ΋͍ͬͺ͍ IUUQTBXTBNB[PODPNKQDPNQBSJTPOPOQSFNJTFBXT

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ΦϯϓϨͱΫϥ΢υͷηΩϡϦςΟൺֱ͸φϯηϯε ʮͦ΋ͦ΋ɺ͍·ࣗࣾͰ࢖͍ͬͯΔΦϯϓϨϛεͷ؀ ڥ͕҆શͰ͋Δͱ͍͏อূ͸͋Γ·ͤΜɻΦϯϓϨϛ εͱΫϥ΢υͰηΩϡϦςΟΛൺֱͨ͠৔߹ɺΦϯϓ Ϩϛε͕Ϋϥ΢υΑΓ΋੬ऑͩͱ͍͏έʔε͕ଟ͘ɺ Ή͠ΖΫϥ΢υʹҠߦͨ͠ํ͕ɺηΩϡϦςΟʹؔ͢ Δ৺഑͸ݮΔՄೳੑ͕ߴ͍Ͱ͢ʯ Ϋϥ΢υͱΦϯϓϨϛεΛൺֱ͢Δҙຯ͸ʁηΩϡϦςΟ౤ࢿͰ$*0͕ҙࣝ͢΂͖͜ͱ IUUQTXXXTCCJUKQBSUJDMFDPOU

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ୈ෦·ͱΊ Ϋϥ΢υͷ΄͏͕ߴηΩϡϦςΟΛอͪ΍͍͢͜ͱ͸ ެ஌ͷࣄ࣮ ಛʹ"84͕ެࣜʹग़͍ͯ͠Δ৘ใΛਖ਼͘͠ཧղͯ͠ద ੾ͳબ୒Λ͠Α͏ ΦϯϓϨϛεͱͷൺֱ͸φϯηϯε

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͋ΘͤͯಡΈ͍ͨ "84ͷσʔληϯλʔ IUUQTBXTBNB[PODPNKQDPNQMJBODFEBUBDFOUFSEBUBDFOUFST

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͋ΘͤͯಡΈ͍ͨ ҙਤͤͣެ։͍ͯ͠Δ4όέοτ͸͋Γ·ͤΜ͔ʁʙ 4ΞΫηεݖݶઃఆΛݟ௚ͦ͏ʙ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDIFDLZPVSTBDDFTTDPOpHVSBUJPO طʹ4Λར༻͍ͯͯ͠ɺෆ҆ʹͳͬͨํ͸νΣοΫʂ

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"84͕҆શͳͷ͸Θ͔ͬͨ Ͱ΋҆શʹઃܭͯͪ͠ΌΜͱӡ༻Ͱ͖Δ͔ෆ҆

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େৎ෉ ษڧ͠·͠ΐ͏

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ͱΓ͋͑ͣ͜Ε͚ͩߟ͓͚͑ͯ͹0,ͳ "84ηΩϡϦςΟࣄ࢝Ί

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"84ͷϕετϓϥΫςΟε "848FMM"SDIJUFDUFE'SBNFXPSL "84͕ɺ೥Ҏ্ʹ౉ͬͯɺ༷ʑͳۀछۀքɺ਺ଟ͘ͷ͓٬༷ͷ ΞʔΩςΫνϟઃܭ͓ΑͼݕূΛ͓ख఻͍͖ͯͨ͠ܦݧ͔Β࡞੒ͨ͠ɺ Ϋϥ΢υઃܭɺߏஙɺӡ༻ͷϕετϓϥΫςΟεूwΫϥ΢υͰͷઃ ܭݪଇͱηΩϡϦςΟɺ৴པੑɺύϑΥʔϚϯεޮ཰ɺίετͷ࠷ద Խɺӡ༻ੑʹ͍ͭͯͷϕετϓϥΫςΟε͕࣭໰ܗࣜͰهࡌ͞Ε͍ͯ Δ ஔ͖৔ "84ϗϫΠτϖʔύʔ IUUQTBXTBNB[PODPNKQXIJUFQBQFST ೔ຊޠ൛ IUUQTNFEJBBNB[POXFCTFSWJDFTDPNKQXQ8FMM"SDIJUFDUFE@8IJUFQBQFS@W@+1QEG

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"84ͷηΩϡϦςΟϕετϓϥΫςΟε 8FMM"SDIͷதʹ͸ͭͷப ηΩϡϦςΟɾ৴ པੑɾύϑΥʔϚϯεޮ཰ɾίετͷ࠷దԽɾӡ ༻ੑ ͕͋ΓɺͦΕͧΕͷப͝ͱͷৄࡉͳϗϫΠ τϖʔύʔ΋͋Γ·͢ IUUQTBXTBNB[PODPNKQ XIJUFQBQFST

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͜ΕͰόονϦ ඞཁͳ৘ใ͸શͯAWS͕ఏڙ͍ͯ͠Δ ϕετϓϥΫςΟεूΛҰ௨ΓಡΜͰ͓͚͹OKͰ͢ Ҏ্

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ͱ͸͍ͬͯ΋ ݁ߏͳυΩϡϝϯτྔ͕͋Δ ࣮ࡍʹ΍Δͷ͸େม ΋͏গ͠ϋϚΓͦ͏ͳͱ͜Ζͱ͔ΛؚΊղઆ͠·͢

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͋ΘͤͯಡΈ͍ͨ "84͝ར༻։࢝࣌ʹ࠷௿ݶ͓͓͖͍͑ͯͨ͞ͷ͜ͱ IUUQTXXXTMJEFTIBSFOFU"NB[PO8FC4FSWJDFT+BQBO EBZXJUIBNB[POXFCTFSWJDFTBXT

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8"ͷηΩϡϦςΟݸͷ࣭໰ 4&$"84ϧʔτΞΧ΢ϯτͷೝূ৘ใ΁ͷΞΫηεͱ࢖༻ΛͲͷΑ͏ʹอޢ͍ͯ͠·͔͢ɻ 4&$"84Ϛωδϝϯτίϯιʔϧͱ"1*΁ͷϢʔβʔʹΑΔΞΫηεΛ੍ޚ͢ΔͨΊʹɺγες ϜϢʔβʔͷϩʔϧͱ੹೚ΛͲͷΑ͏ʹఆ͍ٛͯ͠·͔͢ɻ 4&$"84Ϧιʔε΁ͷࣗಈԽ͞ΕͨΞΫηεΛͲͷΑ͏ʹ੍ݶ͍ͯ͠·͔͢ ΞϓϦέʔγϣϯɺ εΫϦϓτɺαʔυύʔςΟʔͷπʔϧ΍αʔϏεͳͲ ɻ 4&$ϩάΛͲͷΑ͏ʹऔಘͯ͠෼ੳ͍ͯ͠·͔͢ɻ 4&$ωοτϫʔΫ͓ΑͼϗετϨϕϧͷڥքอޢΛͲͷΑ͏ʹ࣮ࢪ͍ͯ͠·͔͢ɻ 4&$"84αʔϏεϨϕϧηΩϡϦςΟػೳΛͲͷΑ͏ʹ׆༻͍ͯ͠·͔͢ɻ 4&$"NB[PO&$Πϯελϯε্ͷΦϖϨʔςΟϯάγεςϜͷ੔߹ੑ͸ͲͷΑ͏ʹอޢ͍ͯ͠ ·͔͢ɻ 4&$σʔλΛͲͷΑ͏ʹ෼ྨ͍ͯ͠·͔͢ɻ 4&$อ؅࣌ͷσʔλΛͲͷΑ͏ʹ҉߸Խɺอޢ͍ͯ͠·͔͢ɻ 4&$Ωʔͱೝূ৘ใΛͲͷΑ͏ʹ؅ཧ͍ͯ͠·͔͢ɻ 4&$఻ૹதͷσʔλΛͲͷΑ͏ʹ҉߸Խɺอޢ͍ͯ͠·͔͢ɻ 4&$ͲͷΑ͏ʹͯ͠ద੾ͳΠϯγσϯτରԠ͕औΕΔ͜ͱΛ֬ೝͰ͖·͔͢ɻ

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αʔϏεͷิ଍*". *EFOUJUZBOE"DDFTT.BOBHFNFOU *". ͱ͸ "84Ϧιʔε΁ͷΞΫηεΛ҆શʹ੍ޚ͢ΔͨΊͷαʔϏε "84ͷجຊͰ΋͋ΓɺԞ͕ਂ͍αʔϏεͰ΋͋Δ ҎԼͷػೳΛఏڙ w Ϣʔβೝূ৘ใ؅ཧ w *".Ϣʔβ w .'" w ೝূ৘ใͷϩʔςʔγϣϯ w ΞΫηεݖݶ؅ཧ w *".άϧʔϓ w *".ϙϦγʔ w "84Ϧιʔε΁ͷ҆શͳΞΫηε w *".ϩʔϧ https://www.slideshare.net/AmazonWebServicesJapan/aws-black- belt-online-seminar-aws-identity-and-access-management-aws-iam

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͋ΘͤͯಡΈ͍ͨ "84࠶ೖ໳"84*". *EFOUJUZBOE"DDFTT .BOBHFNFOU ฤ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDNBEWFOUDBMFOEBSHFUUJOH TUBSUFEBHBJOBXTJBN "84Ϛωδϝϯτίϯιʔϧ্ͱ࿈ಈ͠ͳ͕Βઆ໌͞Ε͍ͯͯɺը໘Λ ৮ΔΠϝʔδ͕௫ΊΔͷͰΦεεϝ

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*".पΓͷཁ݅ 4&$"84ϧʔτΞΧ΢ϯτͷೝূ৘ใ΁ͷΞΫηεͱ࢖༻ΛͲͷΑ͏ʹ อޢ͍ͯ͠·͔͢ɻ w ճ౴"84ϧʔτΞΧ΢ϯτ͸ۃྗ࢖༻͠ͳ͍ 4&$"84Ϛωδϝϯτίϯιʔϧͱ"1*΁ͷϢʔβʔʹΑΔΞΫηε Λ੍ޚ͢ΔͨΊʹɺγεςϜϢʔβʔͷϩʔϧͱ੹೚ΛͲͷΑ͏ʹఆ͍ٛͯ͠ ·͔͢ɻ w ճ౴Ϣʔβ͸࠷খݶͷݖݶΛઃఆ͢Δ 4&$"84Ϧιʔε΁ͷࣗಈԽ͞ΕͨΞΫηεΛͲͷΑ͏ʹ੍ݶ͍ͯ͠· ͔͢ ΞϓϦέʔγϣϯɺεΫϦϓτɺαʔυύʔςΟʔͷπʔϧ΍αʔϏε ͳͲ ɻ w ճ౴ೝূ৘ใΛຒΊࠐ·ͳ͍

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4&$ճ౴"84ϧʔτΞΧ΢ϯτ͸ۃྗ࢖༻͠ͳ͍ "84ϧʔτΞΧ΢ϯτ͸ΞΧ΢ϯτ࡞੒࣌ʹར ༻ͨ͠ϝʔϧΞυϨεɺύεϫʔυͰϩάΠϯͰ ͖ɺશݖݶΛ࣋ͭ "84ϧʔτΞΧ΢ϯτ͸ݖݶ͕ڧ͗͢ΔͨΊɺ *".ϢʔβΛ࡞੒ͯͦͪ͠ΒΛར༻͢Δ "84ϧʔτΞΧ΢ϯτ͸.'"Λઃఆͯ͠جຊ࢖ ༻͠ͳ͍

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4&$ ճ౴Ϣʔβ͸࠷খݶͷݖݶΛઃఆ͢Δ *".ϢʔβͱάϧʔϓΛར༻ͯ͠࠷খݶͷݖݶΛ ෇༩͢Δ ࠷খݶͷݖݶ͔Β։࢝ͯ͠ɺඞཁʹԠͯ͡௥Ճͷ ΞΫηεݖΛ෇༩͢Δ Ͱ΋ɺ͜͜͸ϋϚϦϙΠϯτʂ

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࠷খݶͷݖݶͬͯ͘͢͝೉͍͠ ͦ΋ͦ΋࠷ॳ͸ͲΜͳݖݶ͕͋Δ͔Θ͔Βͳ͍ ඞཁʹԠͯ͡௥Ճ͍ͯ͘͠ϑϩʔʹΑΓɺͲΜͳ ݖݶ͕͋Δ͔Λ͖ͪΜͱֶश͍ͯ͘͠ૂ͍΋͋Δ ͷͰɺ࣮ફ͢ΔϝϦοτ͸े෼͋Δ ͨͩ͠ɺຊ౰ʹθϩݖݶ͔Βඞཁͳ΋ͷΛߟ͑ग़ ͢ͱΩϦ͕ͳ͍

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ྫ&$ʹؔΘΔݖݶҰཡ શ෦Ͱݸ ݱࡏ

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࠷খݶͷݖݶʹ͢ΔͨΊͷߟ͑ํ w ·ͣ͸ݕূ༻"84ΞΧ΢ϯτͰ 1PXFS6TFS "84؅ཧϙϦγʔ ͱ JBN1BTT3PMFΛઃఆͨ͠ϢʔβͰ֤छݕূ w 1PXFS6TFS͸*".Ҏ֎ͷૢ࡞͕΄΅Մೳ w ར༻͢ΔαʔϏεʹΑΓɺ*".ϩʔϧΛ෇༩͢Δඞཁ͕ग़ͯ͘ΔͷͰͦΕ΋ ڐՄ͢Δ w ݕূ࣌ʹར༻ͨ͠ݖݶΛચ͍ग़ͯ͠ɺຊ൪༻"84 ΞΧ΢ϯτͰ࠷খݖݶͷઃఆΛߦ͏

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͋ΘͤͯಡΈ͍ͨ ʲ5JQTʳ"ENJOݖݶΛ͍࣋ͬͯͳ͍*".Ϣʔ βͰ*".3PMFΛઃఆ͢ΔͨΊͷϙϦγʔઃఆ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTJBNQBTTSPMF

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͋ΘͤͯಡΈ͍ͨ "84ΞΧ΢ϯτͱ71$ɺ෼͚Δʁ෼͚ͳ͍ʁ෼ׂ ύλʔϯͷϝϦοτɾσϝϦοτ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTBDDPVOUBOEWQDEJWJEJOHQBUUFSO ΞΧ΢ϯτ෼ׂ ઓུ ͷ఼ಊೖΓهࣄ

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͋ΘͤͯಡΈ͍ͨ "84*".ϙϦγʔΛཧղ͢Δ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTJBNQPMJDZ *".ϙϦγʔछ "84؅ཧϙϦγʔɺΧελϚʔ؅ཧϙϦγʔɺ ΠϯϥΠϯϙϦγʔ ʹ͍ͭͯղઆ͞Ε͍ͯ·͢ɻ

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࠷খݶͷݖݶʹ͢ΔͨΊͷߟ͑ํ "84؅ཧϙϦγʔΛར༻͢Δ͜ͱʹΑΓඞཁͳݖݶΛָʹઃ ఆͰ͖Δ "84؅ཧϙϦγʔ͸"84͕؅ཧࣗ͠ಈతʹϝϯςφϯε͞Ε ΔϙϦγʔͷͨΊɺ৽͍͠ػೳ௥Ճͱͱ΋ʹ಺༰͕௥Ճ͞ΕΔ ͜ͱ΋͋Γɺख͍ؒΒͣ &$ͷ3FBE0OMZ౳ݫີʹ؅ཧ͢Δඞཁੑ͕গͳ͍ ଟগൣ ғ͕޿ͯ͘΋ϦεΫ͕௿͍ ϙϦγʔ͸ϚωʔδυϙϦγʔར༻ ʹدͤΔ͜ͱ΋ӡ༻ෛՙܰݮͷͨΊʹݕ౼ͯ͠΋͍͍

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4&$ճ౴ೝূ৘ใΛຒΊࠐ·ͳ͍ *".ϩʔϧΛར༻ͯ͠ɺೝূ৘ใͷ࿙ӮϦεΫΛ௿ݮ͢Δ IUUQTXXXTMJEFTIBSFOFU"NB[PO8FC4FSWJDFT+BQBOBXTCMBDLCFMUPOMJOFTFNJOBSBXTJEFOUJUZ BOEBDDFTTNBOBHFNFOUBXTJBN

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͋ΘͤͯಡΈ͍ͨ *".ͷϕετϓϥΫςΟε IUUQTEPDTBXTBNB[PODPNKB@KQ*".MBUFTU6TFS(VJEFCFTU QSBDUJDFTIUNM "84͕ग़͍ͯ͠Δ͞Βʹ*".ʹಛԽͨ͠ϕετ ϓϥΫςΟε ຊ౰ʹ͕ͬ͠Γ৘ใ͕٧·͍ͬͯΔͷͰͨ·ʹৼ ΓฦͬͯΈΔͱ͍͍Ͱ͢

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͋ΘͤͯಡΈ͍ͨ "84ίϯιʔϧͷϩάΠϯ༻ΞΧ΢ϯτΛ*".ͷϕε τϓϥΫςΟεʹैͬͯ࡞੒ͯ͠Έͨ ઃఆฤ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTJBNMPHJOVTFSCFTUQSBDUJDFT ࣮ࡍʹ*".ϕετϓϥΫςΟεΛຬͨ͢Α͏ʹઃఆ͢Δํ๏Λ֬ೝͰ͖·͢

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*".ઃఆͷΑΓ࣮ફతɾ۩ମతͳࢦඪ $*4ϕϯνϚʔΫ ϕετϓϥΫςΟεʹج͍ͮͨ۩ମతͳύϥϝʔλ΍ઃఆʹ͍ͭͯج ४Λઃ͚͍ͯΔ ΍΍ෆศͳ΋ͷ΋͋ΔͷͰɺऔࣺબ୒͢Δ ϏδωεΛՃ଎͢Δҝʹརศੑ͕ଛͳΘΕΔΑ͏ͳ৔߹ʹ͸ཁݕ౼ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTSFBEJOHDJTBXTGPVOEBUJPOCFODINBSL

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ϩάɾূ੻؅ཧཁ݅ 4&$ϩάΛͲͷΑ͏ʹऔಘͯ͠෼ੳ͍ͯ͠· ͔͢ɻ w ճ౴ূ੻औಘΛߦ͏

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4&$ճ౴ূ੻औಘΛߦ͏ "84$MPVE5SBJMʹΑΓૢ࡞ϩάΛऔಘ͢Δ $MPVE5SBJM͸"1*ૢ࡞ͳͲͷΞΫγϣϯΛϩΪϯά͢Δαʔ Ϗε ηΩϡϦςΟΠϯγσϯτ౳͕ൃੜͨ͠ࡍʹ෼ੳʹ׆༻ શϦʔδϣϯͰͷ༗ޮԽΛਪ঑ ͪΐͼͬͱ͓͕͔͔ۚΔͷͰ஫ҙ IUUQTBXTBNB[PODPNKQDMPVEUSBJMQSJDJOH

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͋ΘͤͯಡΈ͍ͨ ৽نΞΧ΢ϯτͰ΋͜ΕҰൃʂ$MPVE5SBJMΛશ ϦʔδϣϯͰ༗ޮԽ͢ΔεΫϦϓτΛॻ͍ͨ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDMPVEUSBJMBDUJWBUF ·ͩ༗ޮʹͳ͍ͬͯͳ͍ΞΧ΢ϯτ͸ҰൃೖΕ͓͖ͯ·͠ΐ͏

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τϥοΩϯάͷͨΊʹ"84$POpH΋༗ޮʹ "84$POpHͱ͸ɺηΩϡϦςΟͱΨόφϯεΛՄೳʹ͢ Δߏ੒มߋͷ௨஌ɺߏ੒ཤྺɺ"84ϦιʔεͷΠϯϕϯτ ϦʔΛ͓٬༷΁ఏڙ͢Δ׬શϚωʔδυܕͷαʔϏεͰ͢ɻ ؆୯ʹ"84Ϧιʔεͷߏ੒΍มߋΛՄࢹԽ͢Δ͜ͱ͕ग़དྷ ·͢ɻ "84࠶ೖ໳"84$POpHฤ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDNBEWFOUDBMFOEBSBXTSFFOUFSJOHBXT DPOpH

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"84Ҏ֎ͷϩά΋औΓ·͠ΐ͏ 71$'MPX-PHTͰωοτϫʔΫͷϩάΛऔಘ શτϥϑΟοΫऔಘ͢ΔͷͰɺ࢖͍͗͢஫ҙ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTJOUSPEVDFUPWQDqPXMPH $MPVE8BUDI-PHTʹBQBDIFͷϩάͳͲΛసૹ "VUP4DBMJOH͢Δ৔߹ͳͲɺϩʔΧϧʹอଘ͢Δ͜ͱ͕޷·͠ ͘ͳ͍৔߹ʹ͸֎ʹग़͢ 4ʹग़͢ͷ΋Մ ओʹඅ༻ͱ૬ஊ IUUQTEFWDMBTTNFUIPEKQDMPVEDMPVEXBUDIMPHTBQBDIF

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Πϯϑϥͷอޢཁ݅ 4&$ωοτϫʔΫ͓ΑͼϗετϨϕϧͷڥքอޢΛͲͷΑ ͏ʹ࣮ࢪ͍ͯ͠·͔͢ɻ w ճ౴֤ϨΠϠʔͰͷηΩϡϦςΟରࡦ 4&$"84αʔϏεϨϕϧηΩϡϦςΟػೳΛͲͷΑ͏ʹ ׆༻͍ͯ͠·͔͢ɻ w ճ౴"84αʔϏε΁ͷΞΫηε੍ݶΛઃఆ͢Δ 4&$"NB[PO&$Πϯελϯε্ͷΦϖϨʔςΟϯά γεςϜͷ੔߹ੑ͸ͲͷΑ͏ʹอޢ͍ͯ͠·͔͢ɻ w ճ౴αʔυύʔςΟπʔϧ౳ʹΑΔ04อޢ

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4&$ճ౴֤ϨΠϠʔͰͷηΩϡϦςΟରࡦ w "848"' ϗετϕʔεϑΝΠΞ΢Υʔϧ ηΩϡ ϦςΟάϧʔϓ /"$-౳ωοτϫʔΫڥքͰ๷ޚ w ಛʹϨΠϠʔͷ௿͍෦෼͸ඞͣݫີʹઃఆ͢Δ w "848"' ϗετϕʔεϑΝΠΞ΢Υʔϧ͸ "84্Ͱར༻͠΍্͍͢ҐϨΠϠʔͷηΩϡϦςΟ ରࡦͳͷͰɺಉϨΠϠʔͷଞͷੑ࣭ͷ੡඼ΑΓ༏ ઌͯ͠ݕ౼͢Δ

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͋ΘͤͯಡΈ͍ͨ "NB[PO&$ΞΫηε੍ޚϨγϐ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTFDDBDFTT &$΍3%4Λ૊Έ߹Θͤͨߏ੒ʹ߹ΘͤͨηΩϡϦςΟάϧʔ ϓ΍/"$-ͷઃఆ͕঺հ͞Ε͍ͯͯɺ࣮ફతͳߏ੒ʹجͮ͘ઃఆ ํ๏͕ཧղͰ͖·͢

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4&$ճ౴"84αʔϏε΁ͷΞΫηε੍ݶΛઃఆ͢Δ 4΍%ZOBNP%#౳ʹΤϯυϢʔβ͔Β௚઀Ξ Ϋηε ͋Δ͍͸ΫϥΠΞϯταΠυͰ4%,ܦ༝ ͰͷΞΫηε ͕͋Δ৔߹ʹ͸4όέοτϙϦγʔ ౳ͷઃఆͰద੾ʹΞΫηε੍ݶΛߦ͏ ෆಛఆଟ਺ͷϢʔβ͔ΒͷΞΫηε͕૝ఆ͞ΕΔ ෦෼͸ಛʹ஫ҙ͕ඞཁ

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͋ΘͤͯಡΈ͍ͨ 4ͷΞΫηείϯτϩʔϧ͕ଟ͗ͯ͢༁͕ղΒ ͳ͍ͷͰ੔ཧͯ͠ΈΔ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTTBDMXBLFXBLBNF 4ͷΞΫηείϯτϩʔϧʹར༻Ͱ͖Δख๏͕ز͔ͭ͋Γɺҧ͍͕Θ͔Γ ͮΒ͍Ͱ͕ͪ͢͜ΒͰͲͷΑ͏ͳ৔໘ʹద͍ͯ͠Δ͔ղઆ͞Ε͍ͯ·͢

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4&$ճ౴αʔυύʔςΟπʔϧ౳ʹΑΔ04อޢ 04ϨϕϧͷηΩϡϦςΟ͸"84Ͱ͸໘౗Λݟͯ͘Εͳ͍ ৴པͰ͖Δ".*Λར༻ͭͭ͠ɺϗετܕͷΞϯνϚϧ΢Σ Ξ੡඼౳Λར༻͢Δ Ճ͑ͯɺ*14΍มߋ؂ࢹ౳ෳ਺ͷ࢓૊ΈΛ૊Έ߹Θͤͯ04 Λอޢ͢Δͱྑ͍ "84.BSLFUQMBDF΍"1/ύʔτφʔ੡඼ʹΑΓอޢ ΋Մೳ͕ͩɺ੡඼ͷબఆ͸ϋϚϦϙΠϯτʂ

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αʔυύʔςΟ੡඼͸"84ͱͷ਌࿨ੑΛݕূ͢Δ "84.BSLFUQMBDF΍"1/ύʔτφʔ੡඼Ͱ΋ɺΦϯϓϨ؀ڥͰར༻͢Δ੡඼Λ ͦͷ··͖͍࣋ͬͯͯΔ΋ͷ΋͋Δ தʹ͸Ϋϥ΢υʹదͨ͠ΞʔΩςΫνϟͰಈ࡞͠ͳ͍੡඼΋͋Δ Ұͭͷج४ʹͳΔͷ͸ɺ"VUP4DBMJOH౳ͷॊೈͳߏ੒ʹ଱͑͏Δ͔Λ֬ೝ͢Δ͜ͱ อޢର৅ͷ&$͕εέʔϧͯ͠΋ɺαʔυύʔςΟ੡඼͕εέʔϧ͠ͳ͚Ε͹Ϙτϧ ωοΫͱͳΔͨΊɺجຊతʹ͸ϗετܕͷ੡඼Λར༻͢Δ͜ͱͰॊೈੑΛҡ࣋͢Δ͜ ͱ͕ग़དྷΔ "84΋Ϋϥ΢υͱ਌࿨ੑ͕ߴ͍ϗετܕͷ੡඼Λਪ঑͍ͯ͠Δ ͨͩ͠ɺεέʔϧ͢Δ৔߹ͷϥΠηϯεܗଶʹ΋஫ҙ εέʔϧ͢ΔݟࠐΈͷ࠷େ୆਺෼ࣄલʹߪೖ͢Δඞཁ͕͋Δ৔߹΋͋Δ ٯʹɺར༻ͨ͠෼͚ͩ՝ۚ͞ΕΕ͹਌࿨ੑ͕ߴ͍

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"84.BSLFUQMBDFͰͷར༻͸஫ҙ "84.BSLFUQMBDF͔ΒαʔυύʔςΟ੡඼Λར༻͢Δͱɺ 1":( 1BZ"T:PV(P ͷ୅ΘΓʹαϙʔτ͕ւ֎ʹ௚઀ ࿈བྷ͢Δ͜ͱʹͳΔ͜ͱ΋͋Δ ಛʹηΩϡϦςΟ੡඼͸೔ຊ๏ਓͰαϙʔτΛड͚͍ͨέʔ ε͕ଟ͍ͷͰɺ#:0- #SJOH:PVS0XO-JDFOTF Ͱར ༻͢ΔͳͲϝʔΧຖʹ೔ຊͰαϙʔτΛड͚ΒΕΔํ๏Λ֬ ೝ͢Δ Ͱ΋Ұ࣌తͳ੡඼ͷݕূʹ͸1":(͸ͪΐ͏Ͳ͍͍

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σʔλอޢཁ݅ 4&$σʔλΛͲͷΑ͏ʹ෼ྨ͍ͯ͠·͔͢ɻ w ճ౴ϧʔϧʹج͍ͯσʔλͷػີϨϕϧΛ෼ྨ 4&$อ؅࣌ͷσʔλΛͲͷΑ͏ʹ҉߸Խɺอޢ͍ͯ͠·͔͢ɻ w ճ౴෼ྨʹج͍ͮͨ҉߸Խɺอଘํ๏ͷબఆ 4&$Ωʔͱೝূ৘ใΛͲͷΑ͏ʹ؅ཧ͍ͯ͠·͔͢ɻ w ճ౴"84αʔϏεΛ׆༻ͯ͠ݤΛ؅ཧ 4&$఻ૹதͷσʔλΛͲͷΑ͏ʹ҉߸Խɺอޢ͍ͯ͠·͢ ͔ɻ w ճ౴ܦ࿏͸5-4Ͱ҉߸Խ

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4&$ճ౴ϧʔϧʹج͍ͯσʔλͷػີϨϕϧΛ෼ྨ *40౳ʹΑΓσʔλΛ෼ྨ͢Δ ಛʹݸਓ৘ใΛѻ͍ͬͯΔ৔߹ʹ͸ద੾ʹ෼ྨ͢ Δ

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4&$ճ౴෼ྨʹج͍ͮͨ҉߸Խɺอଘํ๏ͷબఆ ෼ྨ͞ΕͨϨϕϧ͝ͱʹ҉߸ڧ౓΍҉߸ํࣜɺอ؅৔ॴ ͷબఆΛߦ͏ ·ͨɺݸਓ৘ใͳͲػີ౓ͷߴ͍σʔλͷ҉߸Խʹ͸ɺ ൿີݤΛ֎ʹग़͞ͳ͍Α͏ʹ$4& $MJFOU4JEF &ODSZQUJPO ɺ44&$ 4FSWFS4JEF &ODSZQUJPOXJUI$VTUPNFS1SPWJEFE &ODSZQUJPO,FZT Λར༻͢Δ͜ͱ΋ݕ౼͢Δ

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͋ΘͤͯಡΈ͍ͨ "NB[PO4҉߸Խͱӡ༻ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTSVOOJOHTFODSZQUJPO ֤҉߸Խํࣜͷઆ໌ͱઃఆྫ͕ॻ͔Ε͍࣮ͯͯફతͰ͢

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4&$ճ౴"84αʔϏεΛ׆༻ͯ͠伴Λ؅ཧ ൿີݤΛϩʔΧϧʹ࣋ͪɺ֎෦ʹग़͞ͳ͍͜ͱͰ ηΩϡϦςΟΛ֬อ͢Δ৔߹΋͋Δ ͨͩ͠ɺखݩͰݫॏͰద੾ͳݤ؅ཧ ଱ো֐ੑ΋ ߟྀ ͕Ͱ͖ͳ͍৔߹ʹ͸"84ͷݤ؅ཧαʔϏε ͷར༻΋ݕ౼͢Δ

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"84ͷ伴؅ཧαʔϏε "NB[PO,.4 "NB[PO,FZ.BOBHFNFOU4FSWJDF "84,.4 ͸σʔλͷ҉߸Խʹ࢖༻͢Δ҉߸Խ ΩʔΛ؆୯ʹ࡞੒͓Αͼ؅ཧͰ͖ΔϚωʔδυαʔϏεͰ͢ɻ ಛ௃ w ׬શϚωʔδυͰ͋Δ w ҉߸ԽݤΛҰݩ؅ཧͰ͖Δ w ҉߸ݤ͸ͷ଱ٱੑ w "84ͷ֤छαʔϏεͷσʔλΛ҉߸Խ w ΞϓϦέʔγϣϯσʔλΛ҉߸Խ w Ωʔͷૢ࡞ཤྺΛ$MPVE5SBJMϩάʹ࢒͠ɺ؂ࠪՄೳ "84$MPVE)4. Ϋϥ΢υϕʔεͷϋʔυ΢ΣΞηΩϡϦςΟϞδϡʔϧ )4. '*14ͷϨϕϧೝূࡁΈͷ)4.Λར༻Մೳ ๏ྩ९कͷͨΊͷΩʔετϨʔδ

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͋ΘͤͯಡΈ͍ͨ "84࠶ೖ໳r"NB[PO,.4ฤ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDNBEWFOUDBMFOEBSBXT SFMFBSOJOHLFZNBOBHFNFOUTFSWJDF ,.4ͷಛੑͱར༻ํ๏ʹ͍ͭͯઆ໌͕͋Γ·͢ "84$MPVE)4.ʢ๏ྩ९कͷͨΊͷΩʔετϨʔδʣc"84 IUUQTBXTBNB[PODPNKQDMPVEITN

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4&$ճ౴ܦ࿏͸5-4Ͱ҉߸Խ σʔλͷܦ࿏͸શͯ5-4Ͱ҉߸Խ͢Δ 8FCαʔόͷΤϯυϢʔβͱͷ௨৴ʹ͸)5514 Λར༻͢Δ αʔόূ໌ॻ͸"84$FSUJpDBUF .BOBHFS "$.ʣʹΑΓແྉͰऔಘՄೳ

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͋ΘͤͯಡΈ͍ͨ ʦ"$.ʧ"84ͷແྉ44-ূ໌ॻαʔϏε $FSUJpDBUF.BOBHFSʹ͍ͭͯௐ΂ͯΈͨ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDIFDL@BDN@TQFDJpDBUJPO ಛʹॏཁͳͷ͸ূ໌ॻ͕ࣗಈߋ৽͞ΕΔͱ͍͏ࣄ

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ΠϯγσϯτରԠཁ݅ 4&$ͲͷΑ͏ʹͯ͠ద੾ͳΠϯγσϯτର Ԡ͕औΕΔ͜ͱΛ֬ೝͰ͖·͔͢ɻ w ճ౴ΠϯγσϯτରԠͷମ੍Λཱ֬͢Δ w ηΩϡϦςΟ୲౰ऀΛܾΊɺରԠखॱɾ෮چखॱΛ࡞੒͢Δ w ΠϯγσϯτରԠʹඞཁͳπʔϧΛબఆ͢Δ

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4&$ճ౴ΠϯγσϯτରԠͷମ੍Λཱ֬͢Δ "84্ͷૢ࡞ཤྺ͚ͩͰ͸ͳ͘ɺϑΝΠϧΞΫ ηε΍มߋͳͲͷॏཁͳ಺༰ΛؚΉৄࡉͳϩάه ࿥Λߦ͏ "84$MPVE'PSNBUJPO౳ϓϩϏδϣχϯά πʔϧͰ෮چΛࣗಈԽɾ؆қԽ͢Δ ετϨʔδͷόοΫΞοϓऔಘ౳ϑΥϨϯδοΫ खॱΛ੔ཧ͢Δ

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"845SVTUFE"EWJTPSͰηΩϡϦςΟϦεΫͷ؂ࢹ "845SVTUFE"EWJTPS͸ʮίετ࠷దԽʯɺʮύϑΥʔϚϯεʯɺ ʮηΩϡϦςΟʯɺʮϑΥʔϧττϨʔϥϯεʯͷ̐ͭͷ؍఺͔Βɺ ར༻ऀͷ"84؀ڥΛ"84͕ࣗಈͰਫ਼ࠪ͠ɺਪ঑ઃఆͷ͓஌ΒͤΛ͠ ͯ͘ΕΔػೳͰ͢ɻ *".΍4ͷઃఆͳͲ͕໰୊ͳ͍͔νΣοΫͯ͘͠ΕΔɻ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTDNBEWFOUDBMFOEBSHFUUJOHTUBSUFEBHBJOBXTUE

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ୈ෦·ͱΊ "848FMM"SDIJUFDUFE'SBNFXPSLͱ֤ ϕετϓϥΫςΟεूΛಡΈࠐΜͰηΩϡΞʹར ༻͠·͠ΐ͏ ඞཁͳίϯϙʔωϯτ͕Θ͔Ε͹ޙ͸ௐ΂Ε͹ͳ Μͱ͔ͳΓ·͢

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ΑΓηΩϡΞʹ͍ͯͨ͘͠Ίʹߟ͑Δ͜ͱ

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͔͜͜Β͕ຊ൪ Ϋϥ΢υͷԸܙΛड͚Δͷ͸͔͜͜Β͕ຊ൪Ͱ͢

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େલఏ ϚωʔδυαʔϏε͸ɺ4BB4తʹར༻Ͱ͖"84 ଆͰຆͲͷ໘౗Λݟͯ͘Ε·͢ &$౳ίϯϐϡʔςΟϯάϦιʔεΛ؅ཧͨ͠ Γ৑௕Խ΍εέʔϦϯάʹ͍ͭͯߟྀ͢Δඞཁ͸ ͋Γ·ͤΜ ͭ·ΓखؒೖΒͣͰૉ੖Β͍͠αʔϏε

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"84͔ΒΫϥ΢υηΩϡϦςΟͷԸܙΛड͚Δ w ༏ΕͨϚωʔδυαʔϏεͰߴηΩϡϦςΟΛอͭ w ΦϯϓϨϛεͰߴ͍ΞϓϥΠΞϯεΛߪೖ͍ͯͨ͠ͱ͖ͱൺ΂Δ ͱѹ౗తʹ҆͘ར༻Ͱ͖Δػೳ͕ଟ਺͋Γɺ͜Ε·Ͱ੡඼Λಋೖ ͢Δ͜ͱ͕Ͱ͖ͳ͔ͬͨ؀ڥͰ΋ԸܙΛड͚Δ͜ͱ͕Ͱ͖·͢ w ೔ʑͷηΩϡϦςΟӡ༻ΛࣗಈԽָͯ͠Λ͢Δ w Ϋϥ΢υ͔ͩΒग़དྷΔํ๏Ͱӡ༻ෛՙΛܰݮ͢Δߏ੒Λ࣮ݱ͠ɺ ద੾ʹָΛ͠ͳ͕ΒηΩϡΞͳӡ༻Λߦ͏͜ͱ͕Ͱ͖·͢

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༏ΕͨϚωʔδυαʔϏεͨͪ Ұྫ w "NB[PO*OTQFDUPS w "848"' w "844IJFME w "NB[PO(VBSE%VUZ w &$4ZTUFNT.BOBHFS w "NB[PO.BDJF

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"NB[PO*OTQFDUPS "84͕ఏڙ͢Δ੬ऑੑ਍அαʔϏε "NB[PO&$Ͱ࣮ߦ͞Ε͍ͯΔΞϓϦέʔγϣ ϯͷηΩϡϦςΟঢ়ଶΛςετͰ͖Δ ྉۚ͸ΤʔδΣϯτධՁ64%͔Β ֤αʔόͰ݄ճͷఆظεΩϟϯΛ࣮ࢪΛݕ౼͠ ͯ΋͍͍ͱࢥ͑Δ҆͞

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͋ΘͤͯಡΈ͍ͨ "NB[PO*OTQFDUPSΛ࢖ͬͯຖ݄ࣗಈͰ&$ ΠϯελϯεͷηΩϡϦςΟධՁΛ࣮ࢪ͢Δ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTTVHBOPJOTQFDUPS ࢖͍ํ͕ஸೡʹղઆ͞Ε͍ͯ·͢

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"848"' "84͕ఏڙ͢ΔϚωʔδυαʔϏεͷ8"' ௨ৗͷΞϓϥΠΞϯε੡඼ͩͱ਺ඦສԁ͔͔Δ৔ ߹΋͋Δ͕ɺ௿Ձ֨ͳैྔ՝ۚͰར༻Ͱ͖Δ "$-͋ͨΓ64%݄ ϧʔϧ͋ͨΓ64%݄ ສ΢ΣϒϦΫΤετ͋ͨΓ64%

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͋ΘͤͯಡΈ͍ͨ "84#MBDL#FMU0OMJOF4FNJOBS"848"' IUUQTXXXTMJEFTIBSFOFU"NB[PO8FC4FSWJDFT+BQBOBXT CMBDLCFMUBXTXBGPXBTQUPQ طଘͷ8"'ͱͷൺֱ΋ؚΊ৘ใ͕ͯΜ͜੝Γ

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"848"'Ϛωʔδυϧʔϧ ηΩϡϦςΟϕϯμʔ͕ఏڙ͢Δ8"'ͷϧʔϧ ैྔ՝ۚͰ࣌ؒ୯ҐͰར༻Ͱ͖Δ ࠷݄҆ʙߴΊͰ΋ ৗʹ࠷৽ͷϧʔϧʹϝϯςφϯεͯ͘͠ΕΔ

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͋ΘͤͯಡΈ͍ͨ ʲ৽ػೳʳ"848"'ϚωʔδυϧʔϧΛ࢖ͬͯ 8PSE1SFTTʹର͢Δ߈ܸΛ๷͍ͰΈͨSFJOWFOU IUUQTEFWDMBTTNFUIPEKQDMPVEBXTBXTSFJOWFOUXBGNBOBHFESVMFUSZ Ϛωʔδυϧʔϧͷྑ͞ʹ͍ͭͯৄ͘͠ղઆ͠ɺ߹Θ࣮ͤͯಈ࡞ͷݕূ Λߦͳ͍ͬͯ·͢

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"844IJFME Ϛωʔδυͳ%%P4อޢαʔϏεͰ ແྉͰ࠷ॳ͔Β--Ϩϕϧ͕อޢ͞Ε͍ͯΔ 4UBOEBSEϓϥϯͱɺ"84ͷ%%P4ઐ໳νʔ Ϝͱ࿈ܞͯ͠-΍େن໛ͳ%%P4ʹର߅͢Δ "EWBODFEϓϥϯ͕͋Δ 4UBOEBSE͸ͱ͘ʹઃఆͷඞཁͳ͠

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͋ΘͤͯಡΈ͍ͨ "844IJFMEͷ͝঺հ.BOBHFE%%P41SPUFDUJPO IUUQTXXXTMJEFTIBSFOFU"NB[PO8FC4FSWJDFT+BQBOBXTTIJFMENBOBHFEEEPT QSPUFDUJPO %%P4ͱ͸Կ͔͔Β࢝·ͬͯɺ"84͸ͳͥ%%P4ʹڧ͍ͷ͔ղઆ͞Ε͍ͯ·͢

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"NB[PO(VBSE%VUZ ػցֶशʹΑΓτϥϑΟοΫϩά౳͔Β ո͍͠௨৴Λݕ஌͢Δ ྫ͑͹44)΁ͷϒϧʔτϑΥʔε΍Ϛϧ΢ΣΞ ͷ௨৴ɺϏοτίΠϯͷϚΠχϯάʹ࢖ΘΕ͍ͯ Δ৵֐͞Εͨ&$ΠϯελϯεΛݕग़Ͱ͖·͢ɻ

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͋ΘͤͯಡΈ͍ͨ ʲࢼͯ͠Έͨʳ"NB[PO(VBSE%VUZͰڴҖϦετ ʹొ࿥͞Εͨ*1͔Βͷ"1*࣮ߦΛݕ஌ͯ͠Έͨ SFJOWFOU IUUQTEFWDMBTTNFUIPEKQDMPVEBXTSFJOWFOUHVBSEEVUZVOUSFBUBQJ ࣮ࡍʹ(VBSE%VUZΛ࢖͏Πϝʔδ͕͔ͭΊ·͢

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"844ZTUFNT.BOBHFS 44. 44)ͰϩάΠϯ͠ͳͯ͘΋TIFMMίϚϯυΛ࣮ߦ Ͱ͖Δ3VO$PNNBOE΍Πϯετʔϧύο έʔδͷόʔδϣϯҰཡ͕औಘͰ͖Διϑτ΢Σ ΞΠϯϕϯτϦɺ֎෦ͰύϥϝʔλΛҰׅ؅ཧͰ ͖ΔύϥϝʔλετΞɺύονͷ؅ཧ͕Ͱ͖Δύο νϚωʔδϟ౳ӡ༻͕ͱͯ΋ָʹͳΔπʔϧ܊Λ ΋ͭϚωʔδυαʔϏε

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͋ΘͤͯಡΈ͍ͨ &$4ZTUFNT.BOBHFSશ෦·ͱΊͯ঺հ ͠·͢ʂBXTQSFNJFS IUUQTEFWDMBTTNFUIPEKQDMPVEBXTTZTUFNNBOBHFSNBUPNF 44.ͷػೳ΍༻్͕Θ͔Γ΍͘͢ղઆ͞Ε͍ͯ·͢

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"NB[PO.BDJF "NB[PO4ʹอଘ͞Ε͍ͯΔσʔλΛػցֶ शͰࣗಈతʹൃݟ͠෼ྨ͢ΔαʔϏε ݸਓ৘ใؚ͕·Ε͍ͯΔ౳ϦεΫͷߴ͍ϑΝΠϧ ʹର͢Δෆਖ਼ͳΞΫηεͷٸ૿ͳͲݕ஌Մೳ

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͋ΘͤͯಡΈ͍ͨ ʲ৽αʔϏεʳػցֶशΛ࢖ͬͯෆਖ਼ͳΞΫηεύλʔ ϯΛݕग़ɺରԠ͢Δ"NB[PO.BDJF͕-BVODIɻ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTJOUSPEVDFUPBNB[PONBDJF ඞཁͳઆ໌ͱ΍ͬͯΈ͕ͨ͋ͬͯҰ௨ΓཧղͰ͖·͢

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"84্Ͱ͸ࣗಈԽͰ༷ʑͳӡ༻ෛՙΛܰݮͰ͖Δ "VUP4DBMJOHͰෛՙରࡦΛࣗಈԽ $*$%ͰΞϓϦέʔγϣϯσϦόϦʔͷࣗಈԽ "84-BNCEB΍#BUDIͰόονॲཧࣗಈԽ ͦΕͧΕͷ࢓૊Έ͕ɺݩʑࣗಈԽ͢Δ͜ͱΛߟ͑ ͯ࡞ΒΕ͍ͯΔͷͰ૊Έ߹Θͤ΍͍͢ ࣗಈԽग़དྷΔ΋ͷ͸ͳΜͰ΋ࣗಈԽ͢Δ

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"84؀ڥͰ͸ηΩϡϦςΟରࡦͷӡ༻΋ࣗಈԽ ηΩϡϦςΟӡ༻΋ΨϯΨϯࣗಈԽग़དྷ·͢ ҰྫΛ঺հ w *OTQFDUPS44.ࣗಈύονద༻ w "848"'ηΩϡϦςΟΦʔτϝʔγϣϯ

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*OTQFDUPS44.ࣗಈύονద༻ *OTQFDUPSͰ੬ऑੑ਍அ ͯ͠ൃݟͨ͠੬ऑੑΛ4/4 ܦ༝Ͱ-BNCEBʹ౉͢ -BNCEB͔Β44.ͷ 3VO$PNNBOEͰࣗಈ తʹύοέʔδͷΞοϓ σʔτ ZVNVQEBUF ౳ Λ࣮ߦ

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*OTQFDUPS44.ࣗಈύονద༻ ϙΠϯτ w ੬ऑੑΛൃݟ͢Δͱࣗಈతʹमਖ਼Ͱ͖Δ%FW4FD0QTߏ੒ w શͯʹ͜ͷϙϦγʔͷద༻͸೉͍͕͠ɺݕূ؀ڥͰճͨ͠ ΓɺςετϑϩʔΛޙΖʹ͚ͭͨΓɺ్தͰঝೝϑϩʔΛ ڬΉ͜ͱʹΑΓड͚ೖΕΒΕΔΑ͏ʹͳΔ w ೔ʑ૿͑Δ੬ऑੑʹ͸جຊ͸όʔδϣϯΞοϓͯ͠ಈ࡞֬ ೝͰɺָ؍తʹରԠ͢Δ͜ͱ΋ӡ༻ෛՙܰݮʹ͸ޮՌత w Կ͔໰୊͋ͬͯ΋ݕূ؀ڥ͸͙͢ʹ໭ͤΔΑ͏ʹ͓͚ͯ͠ ͹͍͍ɺ"84ͳΒ؆୯

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͋ΘͤͯಡΈ͍ͨ ʮ"84#MBDL#FMU0OMJOF4FNJOBSr"84 *OTQFDUPSʯϨϙʔτ IUUQTEFWDMBTTNFUIPEKQDMPVEBXTCMBDLCFMUJOTQFDUPS #MBDL#FMUͷϨϙʔτɺσϓϩΠϑϩʔ΁ͷ૊ΈࠐΈ౳΋৮Ε͍ͯΔ "NB[PO*OTQFDUPSηΩϡϦςΟͷൃݟΛࣗಈతʹम ਖ਼͢Δํ๏ ༁ IUUQTBXTBNB[PODPNKQCMPHTTFDVSJUZIPXUPSFNFEJBUFBNB[POJOTQFDUPS TFDVSJUZpOEJOHTBVUPNBUJDBMMZ *OTQFDUPS4/4-BNCEB44.ͷ ϑϩʔͷઆ໌ͱ-BNCEB༻ͷ1ZUIPOεΫϦϓτ༗Γ

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"848"'ηΩϡϦςΟΦʔτϝʔγϣϯ "848"'ʹϋ χʔϙου΍ϩά෼ ੳΛ૊Έ߹Θͤͯଟ ػೳͳηΩϡϦςΟ ػೳΛ࣮ݱ $MPVE'PSNBUJPO ͰҰൃσϓϩΠՄೳ https://aws.amazon.com/jp/answers/security/aws-waf-security-automations/

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͋ΘͤͯಡΈ͍ͨ ʲϨϙʔτʳ"84Ͱ࣮ݱ͢ΔηΩϡϦςΟɾΦʔτϝʔ γϣϯ"844VNNJU IUUQTEFWDMBTTNFUIPEKQDMPVEBXTBXTTVNNJUUPLZPEBZUSBDLTFTTJPO "848"'ηΩϡϦςΟΦʔτϝʔγϣϯΛؚΉ಺༰ͷߨԋϨϙʔτ ߨԋࣗମͷࢿྉ͸IUUQTEBXTTUBUJDDPNFWFOUTKQTVNNJUTMJEF%5QEG

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"848"'ηΩϡϦςΟΦʔτϝʔγϣϯ ͭͷػೳͷઆ໌ " ϋχʔϙοτ ίϯςϯπεΫϨʔύʔ΍ѱҙͷ͋ΔϘοτΛ͓ͼ͖دͤΔϋχʔεϙοτΛ࡞ ੒ɻݸผͷ"1*(BUFXBZ͕"84-BNCEBؔ਺ΛτϦΨʔ͢ΔͱɺٙΘ͠ ͍ϦΫΤετΛΠϯλʔηϓτͯ͠ݕࠪ͠ɺͦͷૹ৴ݩ*1ΞυϨεΛ"84 8"'ϒϩοΫϦετʹ௥Ճɻ # 42-ΠϯδΣΫγϣϯͱ $ ΫϩεαΠτεΫϦϓςΟϯάอޢ 63*ɺΫΤϦจࣈྻɺϦΫΤετຊจ಺ͷҰൠతͳ42-ΠϯδΣΫγϣϯ΍Ϋ ϩεαΠτεΫϦϓςΟϯά 944 ύλʔϯ͔Βอޢ͢ΔͭͷωΠςΟϒ "848"'ϧʔϧ͕ࣗಈతʹઃఆ͞ΕΔɻ

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"848"'ηΩϡϦςΟΦʔτϝʔγϣϯ % ϩάղੳ "84-BNCEBʹΑΓɺΞΫηεϩάΛࣗಈతʹղੳͯ͠ɺٙΘ͍͠ಈ࡞Λಛఆ͠ɺ֘౰ ͢Δૹ৴ݩ*1ΞυϨεΛ"848"'ϒϥοΫϦετʹ௥Ճɻ & खಈ*1Ϧετ ͭͷಛఆͷ"848"'ϧʔϧ͕࡞੒͞ΕɺϒϩοΫ·ͨ͸ڐՄ͢Δ*1ΞυϨεΛख ಈͰ௥Ճɻ ' *1Ϧετղੳ "84-BNCEBؔ਺ʹΑΓɺαʔυύʔςΟͷ*1ධՁϦετ͕࣌ؒ͝ͱʹࣗಈతʹ νΣοΫ͞Εɺѱҙͷ͋Δ*1ΞυϨε͕"848"'ϒϥοΫϦετʹ௥Ճɻ ( )551ϑϥου͔Βͷอޢ ઃఆ͖͍ͨ͠͠஋Λ௒͑ΔͱɺΫϥΠΞϯτ͔Βͷ΢ΣϒϦΫΤετΛࣗಈతʹϒϩοΫ ͢ΔϨʔτϕʔεͷϧʔϧΛઃఆɻ

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͍Ζ͍Ζग़དྷͯεΰͦ͏͚ͩͲ ͜Μͳෳࡶͳߏ੒೉ͦ͠͏…

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࠷ॳ͔Βશ෦΍Δඞཁ͸͋Γ·ͤΜ ඞཁͳͱ͜Ζ͔ΒɺؾʹͳΔͱ͜Ζ͔Β গͣͭ࢝͠Ί͍͖ͯ·͠ΐ͏ ॊೈʹΞʔΩςΫνϟΛม͑Δࣄ΋ ࢼ͚ͩ͢ࢼͯ͠ɺඞཁͳ͚Ε͹ऴΘΒͤΔࣄ΋ Ϋϥ΢υͳΒ؆୯ʹͰ͖·͢ ಘҙͳ෼໺ɺؾʹͳΔαʔϏε͔Β৮ͬͯΈ·͠ΐ͏

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ྫ͑͹ w %FWدΓͷਓ͸$*$%ϑϩʔʹ*OTQFDUPS ͷ੬ऑੑ਍அ૊ΈࠐΉͱ͔ w 0QTدΓͷਓ͸4ZTUFNT.BOBHFSͰύο έʔδͷόʔδϣϯΛ؅ཧͨ͠Γͱ͔ w 4FDدΓͷਓ͸8"'ϚωʔδυϧʔϧΛ૊Έ ࠐΉ͜ͱΛݕ౼ͨ͠Γͱ͔

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·ͱΊ Ϋϥ΢υͱΦϯϓϨΛൺֱ͢Δͷ͸φϯηϯε ϏδωεΛՃ଎ͤ͞ΔͨΊʹ ॊೈੑ͕͋ΓߴηΩϡϦςΟΛָʹ֬อͰ͖Δ Ϋϥ΢υΛબ୒͢Δ

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·ͱΊ "84ηΩϡϦςΟͷجૅ͸શͯ"84͔Β৘ใ ఏڙ͞Ε͍ͯΔ ΍Δ͜ͱ͸ଟ͍Α͏ʹࢥ͑Δ͕ɺٯʹຬͨ͢΂͖ ϕʔεϥΠϯ͸ݟ͍͑ͯΔͷͰ͔ͬ͠Γ΍Ζ͏ ඞཁͰ͋Ε͹$*FSΛར༻͠Α͏

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·ͱΊ ҆ͯ͘ߴηΩϡϦςΟΛ࣮ݱͰ͖Δ࢓૊Έ͕͋Δ ࣗࡏʹ૊Έ߹ΘָͤͯΛ͠Α͏ ͱ͸͍͑ɺݱ࣮తʹ͸΍ΕΔͱ͜Ζ͔Βঃʑʹ΍ Ζ͏ ॊೈͳΫϥ΢υͳΒڐ͞ΕΔ