suEXEC セキュリティモデルをベースにしたコンテナ起動時のバリデーションの提案 / A suEXEC-based validation in containers' startup

wsa研第二回発表資料
予稿: https://github.com/udzura/wsa-sg-2nd-draft/tree/master/draft#suexec-%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E3%83%A2%E3%83%87%E3%83%AB%E3%82%92%E3%83%99%E3%83%BC%E3%82%B9%E3%81%AB%E3%81%97%E3%81%9F%E3%82%B3%E3%83%B3%E3%83%86%E3%83%8A%E8%B5%B7%E5%8B%95%E6%99%82%E3%81%AE%E3%83%90%E3%83%AA%E3%83%87%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E6%8F%90%E6%A1%88

26枚目について、発表時から指摘を受け修正しています

Transcript

1. 6DIJP,POEP(.01FQBCP *OD
   84"ݚڀձ
   TV&9&$ηΩϡϦςΟϞσϧΛ
   ϕʔεʹͨ͠ίϯςφىಈ࣌ͷ
   όϦσʔγϣϯͷఏҊ
   

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2. ΤϯδχΞ
   ۙ౻Ӊஐ࿕!VE[VSB
   ٕज़෦ٕज़ج൫νʔϜ
   

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3. ໨࣍
   લఏ
   ίϯςφ؀ڥఏڙͷࡍͷηΩϡϦςΟత՝୊
   લఏ
   ίϯςφʹ·ͭΘΔηΩϡϦςΟػߏͷ੔ཧ
   ఏҊ͢ΔόϦσʔγϣϯػߏʹ͍ͭͯ
   ՝୊ɾٞ࿦͍ͨ͜͠ͱ
   

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4. ίϯςφ؀ڥఏڙͷࡍͷ
   ηΩϡϦςΟత՝୊
   

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5. 8FCαʔϏεఏڙͰͷίϯςφͷར༻
   w ಥൃతΞΫηε૿ͳͲ΁ͷରॲͷͨΊɺ8FCαʔϏεͷӡ༻ऀ͸ߴ଎͔ͭॊೈͳϦιʔ
   ε੍ޚΛ͍ͨ͠ɻ
   w ٸͳϦιʔε௥Ճ΁ͷରԠɺෆཁͳ࣌͸ݮΒ͢ɺͳͲɻ
   w ίϯςφ͸ͦͷىಈͷߴ଎͞ͳͲͷੑ࣭͔Βɺͦͷ໨తʹ͓͋ͬͯΓීٴ͕ਐΈͭͭ
   ͋Δɻ
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   Ͱ΋͜ͷલఏʹ͍ͭͯड़΂͍ͯΔ
   w ࠓճ͸ͦͷதͰ΋ɺϗεςΟϯά؀ڥʹ͓͍ͯߴ଎͔ͭॊೈͳϦιʔε੍ޚΛ࣮ݱ͢
   ΔͨΊʹίϯςφΛར༻͢Δʹ͋ͨΓɺηΩϡϦςΟͷ໰୊Λ੔ཧ͢Δ
   
   IUUQTSBOEQFQBCPDPNQBQFSTJQTKODVE[VSBQEG
   

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6. ίϯςφఏڙ࣌ͷηΩϡϦςΟత՝୊
   ίϯςφͷ಺෦͔ΒɺίϯςφΛϗετ͍ͯ͠Δ਌ͷ04ʹʮ୤ࠈʯ͕Ͱ
   ͖Δ৔߹
   ίϯςφͷ಺෦͔Βɺίϯςφͷ֎෦؀ڥ͕ݟ͑ͨΓૢ࡞Ͱ͖Δ৔߹
   ίϯςφͷ಺෦ʹ͍ͭͯɺαʔϏεఏڙऀ͕ҙਤ͠ͳ͍ઃఆมߋ΍ϑΝΠ
   ϧͷૢ࡞͕Ͱ͖Δ৔߹
   ίϯςφͷىಈ࣌ʹɺαʔϏεఏڙऀ͕ҙਤ͠ͳ͍ίϚϯυɺҾ਺ɺݖ
   ݶͰͷىಈΛ͞ΕΔ৔߹
   

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7. ίϯςφͷ಺෦ˠίϯςφͷϗετ
   w͍ΘΏΔʮ୤ࠈʯ
   -JOVY/BNFTQBDF
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   ❌
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   ใ͸ɺ-JOVY/BNFTQBDFͳͲʹΑ
   Γִ཭͞ΕΞΫηεͰ͖ͳ͍
   ⚠੬ऑੑɺઃఆϛεɺ࢓্༷ͷൈ͚݀
   
   ͳͲʹΑΓ֎෦ͷ৘ใʹΞΫηεͰ͖Δ
   ͜ͱ͕͋Δʹʮ୤ࠈʯ
   
   
   

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8. ίϯςφͷ಺෦ˠݟͤͨ͘ͳ͍֎෦
   wωοτϫʔΫ্ͷଞͷϗετ΁ͷΞΫηεɺ௨৴ͷ๣ௌͳͲ
   B
   
   C
   D
   
   E
   
   ίϯςφB
   ͷ؀ڥΛ֎෦ʹఏڙ͢Δ৔߹ɺ
   B
   ͔Βݟ͑ͯ͸͍͚ͳ͍ϛυϧ΢ΣΞD
   ʹΞΫηεͰ͖Δɺ
   B
   ͔Β؅ཧίϯςφE
   ʹΞΫηεͰ͖ΔɺͳͲ
   B
   ͱE
   ͕ಉ͡WYMBOͷ৔߹ͳͲ΋ߟ͑ΒΕΔͩΖ͏
   0, TFDSFU
   "ENJODPOUBJOFST
   $POUBJOFSTUPQSPWJEF
   ❌
   ⭕ ❌
   

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9. ίϯςφͷ಺෦Λӽݖతʹૢ࡞Ͱ͖Δ
   wίϯςφ಺෦ͷಛݖΛ༩͍͑ͯͳ͍ͷʹɺϑΝΠϧΛૢ࡞Ͱ͖Δ
   FUDQBTTXE
   FUDTIBEPX
   FUDOHJOYOHJOYDPOG
   QSPDTZT
   WBSSVOEPDLFS
   "$POUBJOFS
   ίϯςφ಺ͷ௨ৗϢʔβʔ
   ·ͨ͸ݖݶ੍ݶ͞ΕͨSPPU
   ౰વɺෆཁͳϑΝΠϧૢ࡞͸ෆՄ
   ⚠੬ऑੑͳͲͷར༻Ͱ
   SPPUʹͳΔ
   ⚠ઃఆ࿙ΕͳͲͰ
   ෆཁͳݖݶ͕෇͍ͯݖݶୣऔ
   ૢ࡞
   ૢ࡞
   
   
   ⚠ݖݶઃఆΛޡͬͯ
   ෇༩Ϛ΢ϯτ͢Δ͜ͱ΋
   
   

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10. ҙਤ͠ͳ͍Φϓγϣϯ౳Ͱίϯςφىಈ
    wίϯςφͷىಈΛϢʔβͰίϯτϩʔϧͰ͖Δ৔߹͕͋Δ
    
    
    
    ਖ਼ৗͳઃఆͰىಈ
    ෆਖ਼ͳઃఆͰىಈɺ
    ͦͷޙෆਖ਼ͳૢ࡞
    ίϯςφͰ͸ͳ͍
    ϛυϧͳͲΛ
    ىಈͤ͞ΒΕΔ
    ίϯςφىಈͷܖػ
    ͱͳΔΠϕϯτ
    $*αʔϏε౳
    δϣϒ։࢝
    'BTU$POUBJOFS
    લஈͷΠϕϯτΛड͚औΔ૚
    OHY@NSVCZEPDLFSE
    
    ίϯςφϥϯλΠϜ
    ⚠ෆਖ਼ͳύϥϝʔλΛ౉͞ΕΔɺͳͲ
    

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11. ίϯςφʹ·ͭΘΔ
    ηΩϡϦςΟػߏͷ੔ཧ
    

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12. ίϯςφʹؔ͢ΔηΩϡϦςΟػߏ
    " 6TFS/BNFTQBDF
    # ,FSOFM$BQBCJMJUJFT
    $ TFDDPNQ
    % .BOEBUPSZ"DDFTT$POUSPM
    & 4FSWJDF.FTIJOH
    ' 3PPUMFTT6OQSJWJMFHFEDPOUBJOFST
    ( )ZQFSWJTPST
    
    

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13. 6TFS/BNFTQBDF
    wϗετ໊ͳͲͷΑ͏ʹຊདྷ04άϩʔόϧʹଘࡏ͢ΔϦιʔεʹ͍ͭͯ

    04಺෦Ͱ໊લۭؒΛ࡞੒͠ɺ

    ෳ਺Λଘࡏͤ͞࢖͍෼͚Δ

    -JOVY/BNFTQBDF
    
    wϢʔβ*%ʹ໊͍ͭͯલۭؒΛ

    ࡞ΓɺϗετͷඇSPPUΛ

    ίϯςφͷ؅ཧऀʹɻ
    

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14. ,FSOFM$BQBCJMJUJFT
    wSPPUͷ࣋ͭಛݖΛɺ෼ׂ͠ɺҰ෦Λണୣ͋Δ͍͸෇༩Ͱ͖Δ
    $"1@$)08/
    $"1@,*--
    $"1@4:4@5*.&
    $"1@4:4@"%.*/
    $"1@/&5@3"8
    $"1@/&5@#*/%@4&37*$&
    
    5SBEJUJPOBM
    SPPU
    $BQBCJMJUJFT
    -JNJUFE
    SPPU
    VTSMPDBMCJOTFSWFSGPP
    Ұ෦ૢ࡞͕Ͱ͖ͳ͍

    SPPU
    FH࣌ؒૢ࡞͕Ͱ͖
    ͳ͍ɺLJMMͰ͖ͳ͍
    ҰൠϢʔβ͕ىಈͯ͠΋
    ಛݖϙʔτΛϦοεϯͰ͖ΔɺͳͲ
    Ұ෦Λണୣ
    Ұ෦Λ
    ϑΝΠϧʹ෇༩
    

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15. TFDDPNQ.BOEBUPSZ"DDFTT$POUSPM
    wϢʔβͷࠓͷݖݶʹ͔͔ΘΒͣɺҰ෦ૢ࡞Λ੍ݶɾ؂ࠪ͢Δ
    wTFDDPNQͰ͋Ε͹γεςϜίʔϧɺ."$Ͱ͋Ε͹ϑΝΠϧΞΫηεͳͲ
    SPPU
    TFDDPNQͷίϯςΫετ
    "QQ"SNPSͷϓϩϑΝΠϧ
    SPPUͷ࡞੒ͨ͠ϓϩηε
    SPPUͷ࡞੒ͨ͠ϓϩηε
    ,FSOFM04
    γεςϜίʔϧݺग़
    ϑΝΠϧΞΫηεɺ
    ιέοτར༻ͳͲ
    ❌
    ❌
    ⭕
    ⭕
    

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16. 4FSWJDF.FTIJOH
    wίϯςφಉ࢜ͷ૬ޓͷωοτϫʔΫɺૄ௨ΛɺίʔυͳͲʹΑΓίϯτϩʔϧ
    ͢Δ͜ͱΛ4FSWJDF.FTIͱݺͼɺίϯςφͷจ຺Ͱ࢖ΘΕΔ
    /PEF1PPMෳ਺ͷ෺ཧϗετΛ୯Ұͷϓʔϧͱͯ͠ѻͬͨ΋ͷ
    4FSWJDF.FTI $POUSPM1MBOF
    ίϯςφಉ࢜ͷૄ௨ͷڐՄېࢭ
    FHηΩϡϦςΟάϧʔϓ
    
    ίϯςφؒͷ௨৴ͷ؂ࠪ
    ௨৴ܦ࿏ͷ҉߸Խ 5-4ଞ
    
    ❌
    ⭕
    
    ✈
    

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17. 3PPUMFTT6OQSJWJMFHFEDPOUBJOFST
    w
    όΠφϦࣗମΛTFUVTFSJESPPU͢Δ
    w
    -9$ํࣜͷඇಛݖίϯςφʢ6TFS/BNFTQBDFΛར༻ʣ
    w
    /55ਢాࢯʹΑΔ3PPUMFTTSVOD΄͔ʢػೳ੍ݶ͋Γʣ
    w ϝϦοτɾσϝϦοτ·ͱΊ
    όΠφϦͷTFUVJESPPU
    όΠφϦͷݖݶ͕େ͖͘ɺ
    ͞ΒͳΔ੍ޚΛ͢ΔͨΊͷରԠ͕ඞཁ
    -9$ํࣜͷඇಛݖίϯςφ
    Ұ෦όΠφϦΛTFUVJESPPU͢ΔͷͰ
    ίϯςφͷػೳͷมԽͰ௥ՃͳͲରԠ͕ඞཁ
    3PPUMFTTSVOD
    ωοτϫʔΫ͕UBQͷΈͳͲ
    ػೳʹ੍ݶ͕͋Δ
    

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18. )ZQFSWJTPS౳ͷར༻ʢ༧ߘͰ͸ະݴٴʣ
    wίϯςφٕज़ͷηΩϡϦςΟػߏͷଟ͘͸04ͷதͰด͍ͯ͡Δ͕ɺ

    ܰྔͳϋΠύʔόΠβͳͲΛར༻͠ɺͦͷൣғΛ௒͑ͨαϯυϘοΫ
    εԽΛ࣮ݱ͢Δٕज़͕ݱΕ͍ͯΔ
    wH7JTPS
    ͷ3&"%.&ΑΓ
    
    IUUQTDMPVEQMBUGPSNHPPHMFCMPHDPN0QFOTPVSDJOHH7JTPSBTBOECPYFEDPOUBJOFSSVOUJNFIUNM
    

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19. Ґஔ෇͚Δ
    w՝୊͸ΧʔωϧίϯςφϥϯλΠϜͰखް͘Χόʔ
    w՝୊͸4FSWJDF.FTIͷਐԽͰ
    w՝୊͸ඇಛݖίϯςφ͕

    ༗ޮ͔
    

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20. ՝୊΁ͷରԠ
    ػೳ໊ ରԠՄೳͳ՝୊
    6TFS/BNFTQBDF
    
    ,FSOFM$BQBCJMJUJFT
    TFDDPNQ
    .BOEBUPSZ"DDFTT$POUSPM
    
    4FSWJDF.FTI
    ඇಛݖίϯςφ
    ϋΠύʔόΠβͷར༻
    

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21. ՝୊΁ͷରԠ͸ݶఆత
    ػೳ໊ ରԠՄೳͳ՝୊
    6TFS/BNFTQBDF
    
    ,FSOFM$BQBCJMJUJFT
    TFDDPNQ
    .BOEBUPSZ"DDFTT$POUSPM
    
    4FSWJDF.FTI
    ඇಛݖίϯςφ
    ϋΠύʔόΠβͷར༻
    

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22. ఏҊ͢Δ
    όϦσʔγϣϯػߏʹ͍ͭͯ
    

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23. ఏҊ͢Δख๏
    wTV&9&$ηΩϡϦςΟϞσϧ
    ϕʔεͷݕࠪಋೖ
    wTV&9&$ηΩϡϦςΟϞσϧ
    "QBDIF)551αʔό͕$(*͋Δ͍͸44*Λ࣮ߦ͢Δࡍʹɺ"QBDIF
    ࣗମͷϢʔβ*%ͱ͸ҟͳΔϢʔβ*%Ͱ࣮ߦ͢Δࡍʹߟྀ͍ͯ͠Δ
    Ϟσϧ
    w ՝୊΁ͷ͞ΒͳΔରԠʹओ؟Λஔ͘
    
    IUUQTIUUQEBQBDIFPSHEPDTKBTVFYFDIUNM
    

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24. TV&9&$ηΩϡϦςΟϞσϧͱ͸
    w·ͣɺTV&9&$ʹ͍ͭͯ
    "QBDIF
    VTFSBQBDIF $(*QSPDFTT
    VTFSVTFS
    $(*QSPDFTT
    VTFSVTFS
    TVFYFDίϚϯυ
    IPTUGPPFYBNQMFKQ
    IPTUCBSFYBNQMFKQ
    7JSUVBM)PTU
    ͝ͱͷઃఆ
    $(*ͳͲͷ࣮ߦ
    ͓ޓ͍ʹݖݶ෼཭
    γεςϜྖҬ΋ݟ͑ͳ͍
    "QBDIFͷઃఆ౳
    

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25. TV&9&$ηΩϡϦςΟϞσϧ͕ඞཁͳཧ༝
    wTFUVTFSJESPPU͞ΕͨόΠφϦΛܦ༝࣮ͯ͠ݱ͍ͯ͠ΔͨΊ
    "QBDIF
    VTFSBQBDIF $(*QSPDFTT
    VTFSVTFS
    $(*QSPDFTT
    VTFSVTFS
    TVFYFDίϚϯυ
    IPTUGPPFYBNQMFKQ
    IPTUCBSFYBNQMFKQ
    TFUVJE
    ͳͲΛ࣮ߦ͢ΔͨΊɺ
    TVFYFDίϚϯυ͸TFUVTFSJESPPU
    ͞ΕͨόΠφϦͱͳ͍ͬͯΔɻ
    ඞཁҎ্ͷૢ࡞͕Ͱ͖ͳ͍Α͏ͳ
    Կ͔͠Βରࡦ͕ඞਢ
    "QBDIFͷઃఆ౳
    

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26. ίϯςφΠϕϯτΛड͚औΔલஈαʔϏε
    wίϯςφʹ͸ɺىಈΠϕϯτΛड͚औΔલஈαʔϏε͕͋Δ
    w'BTU$POUBJOFSͷOHY@NSVCZɺSVODʹର͢ΔDPOUBJOFSEɺͳͲ
    /HJOY͸Πϯλʔωοτʹެ։͞ΕΔ
    ݖݶ΁ͷߟྀ͕ඞཁ
    ͨͩ͠ɺݖݶ੍ޚ͸ೝূͳͲͰߦ͑Δ
    

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27. ίϯςφͷલஈϓϩάϥϜͱൺֱ͢Δ
    wલஈΛOHY@NSVCZͱͨ͠'BTU$POUBJOFSΞʔΩςΫνϟ
    OHY@NSVCZ
    VTFSOHJOY
    ίϯςφ
    VTFSVTFS
    ίϯςφ
    VTFSVTFS
    IBDPOJXBίϚϯυ
    IPTUGPPFYBNQMFKQ
    IPTUCBSFYBNQMFKQ
    ίϯςφϛυϧઃఆ౳
    )PTUϔομͳͲ͔Β
    ίϯςφͷ৘ใΛ࡞੒
    TFUVJESPPU
    ͍ͨ͠ͷͰ
    ରԠ͕ඞཁ
    6TFS/BNFTQBDFʹΑΓ
    ίϯςφ಺Ͱ͸SPPU
    ݖݶ෼཭
    ݖݶ෼཭
    

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28. TV&9&$ηΩϡϦςΟϞσϧͷৄࡉ
    wಛ௃ͱͯ͠͸
    ඞཁҎ্ͷݖݶɾࢀরΛ༩͑ͳ͍
    6/*9Ϣʔβϕʔε
    ن໿ʹΑΔ୲อ
    ෆਖ਼ͳ*%ͳͲ͸ݫ͘͠ݕࠪ
    

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29. ίϯςφͷىಈϓϩηεʹରԠ͢Δ
    TV&9&$ͷ༻ޠ ίϯςφͰͷରԠ
    XSBQQFS ίϯςφϥϯλΠϜ
    XSBQQFSͷ࣮ߦϢʔβ ίϯςφϥϯλΠϜͷલஈαʔϏε
    ର৅ͷ$(*౳
    ίϯςφͷ1*%ϓϩηε
    ʢJOJUͱݺͿʣ
    ର৅ͱͳΔϢʔβ*% ίϯςφͷJOJU࣮ߦϢʔβ
    υΩϡϝϯτσΟϨΫτϦ SPPUT
    

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30. ݩͷ෼ྨΛύλʔϯʹ੔ཧ
    wόϦσʔγϣϯͱͯ͠બ୒తʹॲཧ͢΂͖΋ͷ
    ઃఆͱόΠφϦͷΦ΢φʔҰகɺSPPUGTͷҐஔɺJOJUΛ࣮ߦ͢ΔϢʔβ*%ʹؔ
    ͢Δ੍ݶɺ؀ڥม਺ͷݕࠪͳͲΛߦ͏ʢϧʔϧʣ
    wΤϥʔͱͯ͠ॲཧ͢΂͖΋ͷ
    *%ͷଘࡏ֬ೝͳͲக໋తͳ΋ͷ͸ඞͣݕࠪ͢Δʢϧʔϧʣ
    wίϯςφͷӡ༻ͷੑ্࣭ɺ࣮૷͢΂͖͔Ͳ͏͔ݕ౼͕ඞཁͳ΋ͷ
    ίϯςφͷػೳͱ୯७ͳରԠؔ܎ʹͳ͍ɾ୯७ରԠΛ͢Δͱӡ༻ͷ໰୊͕ى
    ͖ͦ͏ͳ΋ͷ͸ࠓճอཹ͢Δʢϧʔϧʣ
    

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31. ࣮૷ͷৄࡉͳํ਑ͳͲิҨ
    wʮΤϥʔͱͯ͠ॲཧ͢΂͖΋ͷʯͱͨ͠ϧʔϧ͸ద੾ͳΤϥʔϝο
    ηʔδΛग़͢Α͏ʹ͢Δ
    wબ୒తʹॲཧ͢΂͖΋ͷʹ͍ͭͯ͸ɺϏϧυ࣌ΦϓγϣϯͰͲͷݕࠪ
    Λ࣮ࢪ͢Δ͔ΛࢦఆՄೳͱ͢ΔɻΦϓγϣϯ͕ଟ͍΄ͲηΩϡΞ͕ͩ
    ࡞੒Ͱ͖Δίϯςφʹ੍ݶ͕͋Δɻগͳ͍ͱٯͷੑ࣭ͱͳΔɻ
    wϏϧυ࣌Φϓγϣϯʹͨ͠ͷ͸ɺ֎෦ͷઃఆͰ͸ڍಈΛม͑ͳ͍όΠ
    φϦࣗମͷΦϓγϣϯͱ͠ɺ߈ܸͷػձΛݮΒ͢ͱ͍͏ҙਤ
    

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32. ۩ମత࣮૷
    wචऀͷ։ൃ͢ΔίϯςφϥϯλΠϜ)BDPOJXBͰॱ࣮࣍૷͢Δ༧ఆ
    wʮίϯςφϥϯλΠϜͷઃఆϑΝΠϧͱɺίϯςφϥϯλΠϜࣗ਎ͷ
    Φ΢φʔ͕Ұக͢Δ͔ʯͷݕࠪΛ࣮૷ࡁ
    w)BDPOJXB͸NSVCZͷϏϧυ%4-

    ʢ3VCZ%4-ʣΛར༻Ͱ͖

    ॊೈʹϏϧυΦϓγϣϯઃఆՄೳ
    

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33. ·ͱΊ
    wίϯςφΛར༻ͨ͠ϗεςΟϯά؀ڥͷఏڙʹ͓͍ͯɺ͍͔ͭ͘ߟྀ͢΂͖
    ηΩϡϦςΟత՝୊͕͋Δɻ
    wͦͷ͏ͪɺʮఏڙ͢Δίϯςφࣗମͷىಈ࣌ͷηΩϡϦςΟʯʹؔͯ͠͸ɺ
    ඇಛݖίϯςφ͕༗ޮͰ͋Δ͕ɺͦͷޮՌΛTV&9&$ͷηΩϡϦςΟϞσ
    ϧΛϕʔεͱͨ͠όϦσʔγϣϯ͕ΑΓߴΊΔͷͰ͸ͳ͍͔
    wҰൠͷ8FCαʔόͷϓϩηεىಈͱίϯςφͷىಈͷҧ͍ʹଈͨ͠ରԠ෇
    ͚Λ࣮ͯ͠૷ΛਐΊ͍ͨ
    

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34. ՝୊ɾٞ࿦͍ͨ͠఺
    

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35. ՝୊
    w۩ମత࣮૷΁ͷམͱ͠ࠐΈ
    ͜Ε͸ॱ࣍࡞͍ͬͯ͘͹͔ΓͰ͋Δ
    wʮ࣮૷͢΂͖͔Ͳ͏͔ݕ౼͕ඞཁͳ΋ͷʯͷݕ౼
    ͦ΋ͦ΋࣮૷͠ͳ͍͍ͯ͘ͷ͔ɺक͍ͬͯΔ΋ͷͷΤοηϯε͸Կ͔
    wಋೖޙͷ໰୊఺ɺ༗ޮੑͷݕূ
    ύϑΥʔϚϯεɺ࣮ࡍʹ߈ܸΛ๷͛Δ͔ɺӡ༻ཁ݅Λຬ͔ͨ͢FUD
    

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36. ٞ࿦͍ͨ͠ͱ͜Ζ
    TV&9&$ϞσϧΛώϯτʹͨ͜͠ΕΒͷݕࠪ͸ຊ౰ʹηΩϡΞʹͳΔͷ͔ʁ
    " ίϯςφͷىಈͱҰൠͷ8FCαʔόͷϓϩηεىಈΛൺֱ͍ͯ͠Δ͕ɺ
    ଥ౰ͳͷ͔Ͳ͏͔
    # 'BTU$POUBJOFSͷΑ͏ͳ৔߹ͷΈͳͷ͔ɺҰൠʹ༗ޮͳͷ͔
    Ұ෦ɺݩͷϞσϧͰͦͷ··ద༻Ͱ͖ͳͦ͏ͳ΋ͷ͕͋Δͱ࿦͕ͨ͡ɺ

    ͦΕΒͷѻ͍ΛͲ͏͢Δͱྑ͍͔ʁ
    ӡ༻ʹ৐ͤͨࡍͷޮՌଌఆʹ͸ͲͷΑ͏ͳํ๏͕ߟ͑ΒΕΔ͔ʁ
    

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37. ࢀߟࢿྉͳͲ
    w༧ߘIUUQTHJUIVCDPNVE[VSBXTBTHOEESBGUUSFFNBTUFSESBGUSFBENF
    
    wࢀߟจݙͷ͏ͪɺεϥΠυͰϦϯΫΛࣔ͞ͳ͔ͬͨ΋ͷʢ࿦จ౳ʣ
    w ۙ౻͏͓ͪଞ )BDPOJXBϓϩάϥϜʹΑΔɺ૊ΈཱͯՄೳੑͱ֦ுੑΛ࣋ͭ-JOVYίϯςφ ৘ใॲཧֶձୈճ
    શࠃେձߨԋ࿦จू
    w দຊ྄հଞ 'BTU$POUBJOFS8FCΞϓϦέʔγϣϯίϯςφͷঢ়ଶΛϦΞΫςΟϒʹܾఆ͢Δίϯςφ؅ཧΞʔΩς
    Ϋνϟ ୈճΠϯλʔωοτͱӡ༻ٕज़ݚڀձ
    w দຊ྄հଞ 8FCαʔόͷߴूੵϚϧνςφϯτΞʔΩςΫνϟͱӡ༻ٕज़ ిࢠ৘ใ௨৴ֶձ࿦จࢽ#ͷ7PMVNF
    +#/P
    wλΠτϧը૾͸QJYBCBZDPNΑΓɺQVCMJDEPNBJOͷ΋ͷΛར༻ͨ͠
    

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