脆弱性から学ぶ Webセキュリティ/study-web-security-from-vulnerability1

by hypermkt

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όʔνʔ(.01FQBCP *OD 1)1ΧϯϑΝϨϯεԭೄ ੬ऑੑ͔ΒֶͿ  8FCηΩϡϦςΟ

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όʔνʔ  !IZQFSNLU ιϑτ΢ΣΞΤϯδχΞ झຯɿΩϟϯϓɺΞχϝؑ৆ ࣗݾ঺հ

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ϗεςΟϯά &$ࢧԉ ϋϯυϝΠυ ίϛϡχςΟ

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ϗʔϜϖʔδ࡞੒αʔϏεʮάʔϖʯ IUUQTHPPQFKQ

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͸͡Ίʹ

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ຊτʔΫ͕ఏڙ͢Δ͜ͱ wΤϯδχΞ͕8FCηΩϡϦςΟΛֶͿඞཁੑ wൃੜස౓ɾӨڹ౓͕େ͖͍੬ऑੑͷ֓ཁͱରࡦ

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ຊτʔΫ͕ఏڙ͠ͳ͍͜ͱ w֎෦੬ऑੑ਍அ΍੬ऑੑݕ஌πʔϧʹ͍ͭͯ wιϑτ΢ΣΞ੡඼ɾΠϯϑϥͷ੬ऑੑରࡦ

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ຊτʔΫͷର৅ऀ w8FCΞϓϦέʔγϣϯΤϯδχΞ αʔόʔαΠυ wॳ৺ऀʙதڃऀ w8FCηΩϡϦςΟʹڵຯ͕͋Δ wαʔϏεɾγεςϜΛकΓ͍ͨํ

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օ͞Μʹ࣋ͪؼͬͯཉ͍͠΋ͷ w੬ऑੑͷո͍͠೏͍

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໨࣍ ΤϯδχΞ͕8FCηΩϡϦςΟΛֶͿඞཁੑ ੬ऑੑ͔ΒֶͿ8FCηΩϡϦςΟ ࢀߟɾҾ༻ࢿྉ ·ͱΊ

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ΤϯδχΞ͕8FCηΩϡϦςΟΛֶͿඞཁੑ

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զʑͷγεςϜɾαʔϏε͸  ৗʹૂΘΕ͍ͯΔ

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ຖ೥੬ऑੑ͕Ұఆ਺ใࠂ͞Ε͍ͯΔ ग़యIUUQTXXXJQBHPKQpMFTQEG *1" ৘ใॲཧਪਐػߏ ιϑτ΢ΣΞ౳ͷ੬ऑੑؔ࿈৘ใʹؔ͢Δಧग़ঢ়گ<೥ୈ࢛൒ظʢ݄ʙ݄ʣ>

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ΫϩεαΠτɾεΫϦϓςΟϯά͕ѹ౗తʹଟ͍ ग़యIUUQTXXXJQBHPKQpMFTQEG w೥2͸΢ΣϒαΠτͷ੬ऑੑͰҰ൪ଟ͍ͷ͸944 wӨڹ౓Ͱ஫ҙ͢΂͖͸42-ΠϯδΣΫγϣϯɻ

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42-ΠϯδΣΫγϣϯඃ֐ྫ ग़యIUUQTKBXJLJQFEJBPSHXJLJ42-ΠϯδΣΫγϣϯ࣮ྫ

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੬ऑੑͷڴҖ wݸਓ৘ใͷӾཡ w8FCαΠτͷվ͟Μ w΢Πϧεײછ wผͷར༻ऀ΁ͷͳΓ͢·͠ w8FCαΠτΛར༻ෆՄʹ͢Δ wϨϐϡςʔγϣϯϦεΫ اۀʹର͢ΔϚΠφεධՁʣ wܦࡁతଛࣦ

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੬ऑੑͱ͸

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੬ऑੑͱ͸ wιϑτ΢ΣΞ΍γεςϜΛѱ༻Ͱ͖Δόά

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੬ऑੑͱ͸ wιϑτ΢ΣΞ΍γεςϜΛѱ༻Ͱ͖Δόά ͭ·Γզʑ։ൃऀʹ࡞ΒΕ͍ͯΔ

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ͳͥ։ൃऀ͸੬ऑੑΛ࡞ͬͯ͠·͏ͷ͔ʁ

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ͳͥ։ൃऀ͸੬ऑੑΛ࡞ͬͯ͠·͏ͷ͔ʁ w੬ऑੑͷ஌͕ࣝͳ͔ͬͨͨΊɺ஌Β͵ؒʹຒΊࠐΜͰ͠·͏

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Ͳ͏ͨ͠Β  ҆શͳ8FCΞϓϦέʔγϣϯͷ։ൃ͕ Ͱ͖Δͷ͔

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Ͳ͏ͨ͠Β҆શͳΞϓϦέʔγϣϯͷ։ൃ͕Ͱ͖Δ͔ w੬ऑੑͷ֓ཁɺڴҖɺରࡦʹ͍ͭͯ஌Δ͜ͱ w੬ऑੑͷո͍͠೏͍͕෼͔ΔΑ͏ʹͳΔ

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Ͳ͏ͨ͠Β҆શͳΞϓϦέʔγϣϯͷ։ൃ͕Ͱ͖Δ͔ w੬ऑੑͷ֓ཁɺڴҖɺରࡦʹ͍ͭͯ஌Δ͜ͱ w੬ऑੑͷո͍͠೏͍͕෼͔ΔΑ͏ʹͳΔ ੬ऑੑʹ͍ͭͯ஌Δ͜ͱͰɺ ҆શͳ8FCΞϓϦέʔγϣϯ͕ ։ൃͰ͖ΔΑ͏ʹͳΔ

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݁࿦ࠓ೔఻͍͑ͨ͜ͱ զʑͷγεςϜɾαʔϏε͸ৗʹૂΘΕ͍ͯΔ ੬ऑੑͱ͸ʮγεςϜΛѱ༻Ͱ͖Δόάʯ ੬ऑੑ͸զʑ։ൃऀ͕࡞ΓࠐΜͰ͍Δ ੬ऑੑରࡦΛ஌Δ͜ͱͰ҆શͳ8FCΞϓϦέʔγϣϯ։ൃ΁

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҆શͳ8FCΞϓϦέʔγϣϯΛ  ։ൃ͢ΔͨΊ Ұॹʹ8FCηΩϡϦςΟΛ ֶΜͰ͍͖·͠ΐ͏

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੬ऑੑ͔ΒֶͿ  8FCηΩϡϦςΟ

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ੈͷதʹ͸༷ʑͳ੬ऑੑ͕͋Δ w 42-ΠϯδΣΫγϣϯ w ΫϩεαΠτεΫϦϓςΟϯά w $43' w σΟϨΫτϦύετϥόʔαϧ w 04ίϚϯυɾΠϯδΣΫγϣϯ w ηογϣϯ؅ཧͷෆඋ w )551ϝʔϧϔομʔΠϯδΣΫγϣϯ w ΞΫηε੍ޚ΍ೝՄ੍ޚͷܽམ w ͳͲ

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ࠓ೔͸ҎԼ̏఺Λղઆ͢Δ w 42-ΠϯδΣΫγϣϯ w ΫϩεαΠτεΫϦϓςΟϯά w $43' w σΟϨΫτϦύετϥόʔαϧ w 04ίϚϯυɾΠϯδΣΫγϣϯ w ηογϣϯ؅ཧͷෆඋ w )551ϝʔϧϔομʔΠϯδΣΫγϣϯ w ΞΫηε੍ޚ΍ೝՄ੍ޚͷܽམ w ͳͲ

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ۓٸ౓ɾӨڹ౓͕ߴ͍੬ऑੑ501̏ w 42-ΠϯδΣΫγϣϯ w ΫϩεαΠτεΫϦϓςΟϯά w $43'

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੬ऑੑରࡦͷߏ͑

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੬ऑੑͷରࡦํ๏͸̎௨Γ wࠜຊతղܾ w੬ऑੑΛ࡞Γࠐ·ͳ͍࣮૷Λ࣮ݱ͢Δํ๏ w੬ऑੑΛૂͬͨ߈ܸΛແޮԽ͢Δ wอݥతରࡦ w੬ऑੑΛૂͬͨ߈ܸʹΑΔӨڹΛܰݮ͢Δํ๏ w੬ऑੑͷݪҼΛແ͘͢΋ͷͰ͸ͳ͍

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ࠜຊతղܾͱอݥతରࡦͷબ୒ wجຊతʹ͸ࠜຊతղܾͰ੬ऑੑΛແޮԽ͢Δͷ͕ཧ૝త wୠ͠ӡ༻தͷΞϓϦέʔγϣϯʹ͓͍ͯɺ  ࣌ؒɾϦιʔεɾӨڹൣғ͔Β͙͢ʹࠜຊతղܾ͕࣮ࢪͰ ͖ͳ͍৔߹ʹอݥతରࡦ͸࢑ఆରࡦͱͯ͠༗ޮ wঢ়گʹԠͯ͡൑அΛ͢Δ͜ͱ

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42-ΠϯδΣΫγϣϯ

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42-ΠϯδΣΫγϣϯͱ͸ wΞϓϦέʔγϣϯͷෆඋΛ͍ͭͯɺ૝ఆ͍ͯ͠ͳ͍42-จ͕࣮ߦ͞ΕΔ͜ͱ ʹΑΓɺσʔλϕʔεΛෆਖ਼ʹૢ࡞͞ΕΔ߈ܸख๏ ߈ܸऀ ੬ऑੑͷ͋ΔαΠτ ᶃෆਖ਼ϦΫΤετΛ ૹ৴ σʔλϕʔεαʔόʔ ᶄ૝ఆ֎ͷ42-จ͕ ൃߦ͞ΕΔ

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42-ΠϯδΣΫγϣϯͷڴҖ w৘ใ࿙͍͑ɺσʔλվ͟ΜɺαʔϏεͷܧଓෆՄͳͲ wӨڹ౓ͷେ͖͔͞Βةݥ౓͕ಛʹߴ͘ɺۓٸͰରԠ͕ඞཁͳ੬ऑੑ

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ۓٸϨϕϧ ଞͷ࡞ۀΛఀࢭͯ͠ࠓ͙͢ରԠΛ͠ͳ͍ͱ͍͚ͳ͍

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σϞ w42-ΠϯδΣΫγϣϯͷ֓ཁɺڴҖΛ஌ͬͯ΋Β͏ͨΊʹϩʔΧϧ։ൃ ؀ڥͰσϞΛ͠·͢ wʲ஫ҙʳઈରʹຊ൪؀ڥɾଞγεςϜͰ͸ࢼ͞ͳ͍Ͱ͍ͩ͘͞

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ϠόΠͰ͢Ͷʜ

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ݪཧΛ஌Δ

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લఏ஌ࣝɿϦςϥϧ Ωʔϫʔυ ༧໿ޠ 4&-&$5'30.8)&3& ԋࢉࢠ ࣝผࢠ OBNF Ϧςϥϧ bZBNBEB` w 42-͸্هͷཁૉͰߏ੒͞ΕΔ w 42-จதͷZBNBEBͷ෦෼ΛϦςϥϧͱݺͿ w จࣈྻͷ৔߹͸จࣈྻϦςϥϧɺ਺ࣈͷ৔߹͸਺஋ϦςϥϧͱݺͿ w ZBNBEB͸จࣈྻϦςϥϧͰ͋Δ

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42-ΠϯδΣΫγϣϯͷݪҼ

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ύλʔϯ਺஋Ϧςϥϧ w਺஋Ϧςϥϧͷ৔߹͸γϯάϧίʔςʔγϣϯΛඞཁͱ͠ͳ͍ wύϥϝʔλʔʹʮʯͱίϝϯτΞ΢τʮʯΛ  ೖྗ͢Δ͜ͱͰ೚ҙͷ42-͕࣮ߦՄೳͱͳΔ wྫʣύϥϝʔλʔʮEFMFUFGSPNVTFSTʯ

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ύλʔϯจࣈྻϦςϥϧ wύϥϝʔλʔʹγϯάϧίʔςʔγϣϯʮʯɺ  42-ͷίϝϯτΞ΢τʮʯΛར༻͢Δ͜ͱͰ೚ҙͷ42-͕࣮ߦՄೳͱͳΔ wෆਖ਼ϩάΠϯͷྫʣ wύϥϝʔλʔʮVTFS`ʯ

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ո͍͠೏͍ w42-͕จࣈྻ݁߹͞Ε͍ͯΔ wύϥϝʔλʔ͕Τεέʔϓ͞Ε͍ͯͳ͍

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42-ΠϯδΣΫγϣϯͷରࡦ

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ରࡦ w਺஋Ϧςϥϧ w਺஋Ҏ֎ͷจࣈΛࠞೖͤ͞ͳ͍͜ͱ wจࣈྻϦςϥϧ w42-ͱͯ͠จ຺Λ่͢จࣈྻΛࠞೖͤ͞ͳ͍

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ࠜຊతղܾ wϓϨʔεϗϧμʔʹΑΔ42-จ૊ΈཱͯΛ͢Δ wύϥϝʔλʔͷ ΛϓϨʔεϗϧμʔɺ  ͦ͜ʹ࣮ࡍͷ஋ΛׂΓ౰ͯΔ͜ͱΛόΠϯυͱݺͿ

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อݥతղܾᶃ wΤϥʔϝοηʔδΛͦͷ··ϒϥ΢βʹදࣔ͠ͳ͍ w߈ܸऀʹͱͬͯσʔλϕʔεͷछྨɺ࣮ߦΤϥʔΛىͨ͜͠42-จ͸ 42-ΠϯδΣΫγϣϯͷ༗ແΛ஌Δ༗ӹͳ৘ใ .Z42-ͷΤϥʔͩͶ

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อݥతղܾᶄ wೖྗ஋ͷଥ౰ੑݕূ wΞϓϦέʔγϣϯཁ݅ʹԊͬͨೖྗ஋ݕূΛ͢Δ͜ͱͰ੬ऑੑͷ཈੍ʹɻ

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อݥతղܾᶅ wσʔλϕʔεͷద੾ͳݖݶઃఆ wΞϓϦέʔγϣϯ͕ར༻͢ΔඞཁҎ্ͷݖݶ͸༩͑ͳ͍ɻ w߈ܸʹΑΔඃ֐ͷਂࠁԽΛ௿ݮɻ

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·ͱΊ w42-ΠϯδΣΫγϣϯ͸ۓٸϨϕϧͷ੬ऑੑ wจࣈྻ݁߹ͷ42-จΛݟ͔͚ͨΒཁ஫ҙɻΤεέʔϓ͞Ε͍ͯΔ͔ཁ֬ೝɻ wൃݟͨ͠৔߹͸ۓٸͰରॲ͠·͠ΐ͏

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ΫϩεαΠτɾεΫϦϓςΟϯά  944

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ΫϩεαΠτɾεΫϦϓςΟϯά 944 ͱ͸ wೖྗͨ͠಺༰ͷදࣔॲཧͷෆඋʹΑΓɺ߈ܸऀʹΑΓ༻ҙ͞ΕͨεΫϦ ϓτ͕࣮ߦ͞Εͯ͠·͏੬ऑੑ

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944ͷڴҖᶃΫοΩʔͷෆਖ਼औಘʹΑΔͳΓ͢·͠ w1)1Ͱ͸σϑΥϧτͰηογϣϯ*%ΛΫοΩʔ಺ͷ1)14&44*%ʹ֨ ೲ͍ͯ͠Δ w944͕ѱ༻͞ΕΔͱηογϣϯ*%͕౪·Ε੒Γ͢·͕͠ى͖Δ wࣗ෼ͷηογϣϯ*%͸ઈରʹଞਓʹ࿙Εͯ͸͍͚ͳ͍

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944ͷڴҖᶄը໘ͷॻ͖׵͑ʹΑΔِϖʔδͷදࣔ w944͕ѱ༻͞ΕΔͱ)5.-+BWB4DSJQUʹΑΓը໘͕ॻ͖׵͑ΒΕِ ϖʔδ͕දࣔ͞ΕΔ ͓໰͍߹ΘͤϑΥʔϜ   ໊͓લ  ి࿩൪߸ ߈ܸऀ ᶃ߈ܸεΫϦϓτͰ ը໘Λվ͟Μ վ͟Μ͞Εͨ  ͓໰͍߹ΘͤϑΥʔϜ   ໊͓લ  ి࿩൪߸  ΫϨδοτΧʔυ൪߸ ੬ऑੑͷ͋ΔαΠτ ߈ܸऀͷαʔόʔ ᶄػີ৘ใΛೖྗ ར༻ऀ ᶅσʔλૹ৴

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ո͍͠೏͍ wϑΥʔϜʹೖྗ߲໨͕ͨ͘͞Μ͋Δ wύϥϝʔλʔʹTDSJQUBMFSU TDSJQUΛೖྗͨ͠ΒΞϥʔτ͕දࣔ͞Ε ͨ

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944ͷछྨ w஝ੵܕ944௚઀߈ܸ w൓ࣹܕ944ؒ઀߈ܸ

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944ͷछྨᶃ஝ੵܕ944௚઀߈ܸ w੬ऑੑ͕͋ΔαΠτΛѱ༻͢Δ w੬ऑੑ͕͋ΔαΠτʹ᠘εΫϦϓτΛ࢓ࠐΜͩ͋ͱɺ੬ऑੑ͕͋ΔαΠ τʹΞΫηε͢ΔͨͼʹεΫϦϓτ͕࣮ߦ͞ΕΔ ߈ܸऀ ར༻ऀ ੬ऑੑͷ͋ΔαΠτ ᶃ߈ܸεΫϦϓτΛ ࢓ࠐΉ ᶄ੬ऑੑͷ͋ΔαΠτʹ  ΞΫηε͢Δ ᶅ߈ܸεΫϦϓτ͕ ࣮ߦ͞ΕΔ ᶆʹΌʔΜ

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944ͷछྨᶄ൓ࣹܕ944ؒ઀߈ܸ w᠘αΠτͱ੬ऑੑ͕͋ΔαΠτͷ̎αΠτΛར༻ͯ͠ൃੜ͢Δ w᠘αΠτܦ༝Ͱɺ੬ऑੑ͕͋ΔαΠτʹΞΫηε͢ΔͨͼʹεΫϦϓτ ͕࣮ߦ͞ΕΔ ߈ܸऀ ར༻ऀ ᶃ᠘ϦϯΫΛ ࢓ࠐΉ ੬ऑੑͷ͋ΔαΠτ ܝࣔ൘αΠτ ᶄར༻ऀ͕᠘ϦϯΫΛΫϦοΫ ᶅ੬ऑੑͷ͋ΔαΠτʹ ༠ಋ͞ΕΔ ᶆ߈ܸεΫϦϓτ͕ ࣮ߦ͞ΕΔ ᶇʹΌʔΜ

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ରࡦࠜຊతղܾ w΢Σϒϖʔδ্ͷશͯͷग़ྗՕॴͰΤεέʔϓॲཧΛ͢Δ w Ϣʔβʔ͕ೖྗͨ͠จࣈྻΛ)5.-λάͱͯ͠ղऍ͠ͳ͍Α͏ʹॲཧΛ͢Δ͜ͱ w ಛघจࣈΛ)5.-ΤϯςΟςΟʹม׵͢Δ͜ͱͰରԠͰ͖Δ ˠ MU ˠ HU l ˠ RVPU ` ˠ ˠ BNQ

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ରࡦอݥతରࡦ w$PPLJF৘ใͷ࿙͍͑ରࡦͱͯ͠ɺൃߦ͢Δ$PPLJFʹ)UUQ0OMZଐੑΛՃ͑Δ w )UUQ0OMZଐੑʹΑΓ+BWB4DSJQU͔Β$PPLJFʹΞΫηεෆՄͱͳΓɺ੬ऑੑʹΑΔ$PPLJFͷ ෆਖ਼औಘͷ๷ࢭͱͳΔ w QIQJOJͷDPPLJF@IUUQPOMZΛPOʹ͢Δ͜ͱͰରԠՄ

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·ͱΊ w944͸ૣٸʹରॲ͢Δͷ͕๬·͍͠ɻ w8FCΞϓϦέʔγϣϯͷಛੑ্ɺൃੜ͠΍͍͢ͷͰ஫ҙɻ

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$43'

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$43'ͱ͸ wѱҙͷ͋Δਓ͕༻ҙͨ͠᠘ʹΑΓɺར༻ऀ͕༧ظ͠ͳ͍ϦΫΤετΛड ৴͠ॲཧͯ͠͠·͏͜ͱ w͜ΕΛ$43' $SPTT4JUF3FRVFTU'PSHFSJFT ੬ऑੑͱݺͿ ߈ܸऀ ར༻ऀ ᶃ᠘ϦϯΫΛ ࢓ࠐΉ ߈ܸର৅αΠτ ᠘αΠτ ᶄར༻ऀ͕᠘ϦϯΫΛΫϦοΫ ᶅ੬ऑੑͷ͋ΔαΠτʹ ༠ಋ͞ΕΔ ᶆ঎඼ͷෆਖ਼ߪೖ͕ ͞ΕΔ

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$43'ͷڴҖ wར༻ऀ͕ҙਤ͠ͳ͍঎඼ߪೖɺୀձॲཧ wར༻ऀΞΧ΢ϯτʹΑΔܝࣔ൘΁ͷॻ͖ࠐΈ wར༻ऀΞΧ΢ϯτͷ֤छઃఆͷෆਖ਼มߋʢύεϫʔυɺϝʔϧΞυϨεʣ

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σϞ w$43'ͷ֓ཁɺڴҖΛ஌ͬͯ΋Β͏ͨΊʹϩʔΧϧ։ൃ؀ڥͰσϞΛ͠ ·͢ wʲ஫ҙʳઈରʹຊ൪؀ڥɾଞγεςϜͰ͸ࢼ͞ͳ͍Ͱ͍ͩ͘͞

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$43'ͷݪҼ

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$43'ͷݪҼ wϦΫΤετݩ͕ਖ਼͍͠΋ͷ͔Ͳ͏͔൑ఆ͞Ε͍ͯͳ͍ͷ͕ݪҼ

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ո͍͠೏͍ wೖྗϑΥʔϜͷ)5.-ιʔείʔυ಺ʹτʔΫϯ஋Β͖͠IJEEFO஋͕ແ͍

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$43'ͷରࡦ

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ࠜຊతղܾᶃൿີ৘ใʢτʔΫϯʣ wॲཧΛड͚෇͚Δϖʔδ͸1045ϦΫΤετͰड͚෇͚ΔΑ͏ʹ͢Δ wॲཧલͷϖʔδͰൿີ৘ใʢτʔΫϯʣΛຒΊࠐΈɺॲཧϖʔδͰ νΣοΫΛ͢Δ ֬ೝը໘ ॲཧ࣮ߦ ˒τʔΫϯ ᶄτʔΫϯΛૹ৴ ηογϣϯ ᶃηογϣϯʹτʔΫϯΛอଘ ᶅηογϣϯͷτʔΫϯͱ ϦΫΤετ͞ΕͨτʔΫϯΛ ൺֱ͢Δ

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ࠜຊతղܾᶄϦϑΝϥʔνΣοΫ wϦϑΝϥʔݩ͕ਖ਼͍͔֬͠ೝ͠ɺਖ਼͍͠৔߹ͷΈॲཧΛ࣮ߦ͢Δ w͍͔ͭܽ͘఺༗Γ˞࣍ϖʔδͰઆ໌͠·͢ ֬ೝը໘ ॲཧ࣮ߦ ᶃϦΫΤετΛૹ৴ FYBNQMFKQDPOpSN FYBNQMFKQDPNQMFUF ᶄFYBNQMFKQ͔ΒϦΫΤετ͞Ε͔ͨ֬ೝ

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ϦϑΝϥʔνΣοΫํࣜͷܽ఺ᶃ wϦϑΝϥʔ͕ૹ৴͞Εͳ͍৔߹͸֘౰ॲཧ͕ಈ࡞͠ͳ͍ wIUUQTIUUQϦμΠϨΫτ wҰ෦ϒϥ΢β&YUFOTJPOͰૹ৴͞Εͳ͍৔߹͋Γ

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ϦϑΝϥʔνΣοΫํࣜͷܽ఺ᶄ wਖ਼نදݱͰνΣοΫ͢Δͱ͖͸ɺલํҰகͰઈର63-ΛνΣοΫ͢Δ͜ ͱͱɺυϝΠϯͷ຤ඌͷεϥογϡ·ͰνΣοΫ͢Δ͜ͱ wFYBNQMFKQOͳͲ͕͢Γൈ͚ͯ͠·͏ ੬ऑੑ͕͋Δྫ υϝΠϯ຤ඌεϥογϡ͕ඞཁ

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อݥతରࡦ wॏཁͳॲཧΛ࣮ߦޙʹର৅ར༻ऀͷొ࿥ࡁΈϝʔϧΞυϨεʹରͯ͠ɺ ॲཧ಺༰ͷ௨஌ϝʔϧΛૹ৴͢Δ wෆਖ਼ʹॏཁॲཧ͕࣮ߦ͞Εͨ৔߹ʹؾ͚ͮΔ ॏཁॲཧΛ࣮ߦ ॲཧ಺༰ͷ௨஌ϝʔϧ͕ಧ͘

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·ͱΊ w$43'͸ૣٸʹରॲ͢Δͷ͕๬·͍͠ɻ wτʔΫϯํࣜͰࠜຊతղܾ͢Δͷ͕ཧ૝ɻ

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ࢀߟɾҾ༻ࢿྉ

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ࢀߟࢿྉ wମܥతʹֶͿ҆શͳ8FCΞϓϦέʔγϣϯͷ࡞Γํ੬ऑੑ͕ੜ·ΕΔݪཧͱରࡦ ͷ࣮ફஶಙؙߒ w*1"҆શͳ΢ΣϒαΠτͷ࡞Γํվగୈ൛ w IUUQTXXXJQBHPKQTFDVSJUZWVMOXFCTFDVSJUZIUNM w*1"ผ࡭҆શͳ42-ͷݺͼग़͠ํ

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·ͱΊ

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·ͱΊ wզʑͷγεςϜɾαʔϏε͸ৗʹૂΘΕ͍ͯΔɻ wαʔϏεͷ҆શੑΛߴΊΔͨΊʹ͸ɺΤϯδχΞࣗ਎ͷ8FCηΩϡϦ ςΟೳྗ޲্͕ඞཁ wຊ೔ڞ༗ͨ͠੬ऑੑରࡦΛ͖͔͚ͬʹօ͞ΜͷαʔϏεɾγεςϜͷ҆ શੑ͕޲্Ͱ͖ͨΒ޾͍Ͱ͢

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ͪͳΈʹଞͷ੬ऑੑʹ͍ͭͯ͸ʁʁ w 42-ΠϯδΣΫγϣϯ w ΫϩεαΠτεΫϦϓςΟϯά w $43' w σΟϨΫτϦύετϥόʔαϧ w 04ίϚϯυɾΠϯδΣΫγϣϯ w ηογϣϯ؅ཧͷෆඋ w )551ϝʔϧϔομʔΠϯδΣΫγϣϯ w ΞΫηε੍ޚ΍ೝՄ੍ޚͷܽམ w ͳͲ

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೔ Ͱଓ͖Λൃද͠·͢