Android Bazaar and Conference 2021 Spring

2021年6月21日に開催された「Android Bazaar and Conference 2021 Spring」の発表資料です。

発表動画
https://www.youtube.com/watch?v=DfJ5CNdNR3k&t=1715s

Transcript

1. ༗ࢁɹܓೋ
   
   "OESPJE#B[BBSBOE$POGFSFODF4QSJOH
   
   ઀৮֬ೝ"1*
   

   &YQPTVSF8JOEPXNPEF΁ͷରԠʹ
   ޲͚ͨݕ౼ʹ͍ͭͯ
   

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2. ໨࣍
   w ͸͡Ίʹ
   w &YQPTVSF/PUJ
   fi
   DBUJPOT"1*ͱ͸
   w ઀৮֬ೝΞϓϦʮ$0$0"ʯͷ&YQPTVSF8JOEPXNPEFରԠ
   w 9BNBSJO޲͚&/"1*ϥΠϒϥϦ$BQQVDDJOP
   w &YQPTVSF8JOEPXNPEFҠߦʹ͋ͨͬͯͷ஫ҙ
   
   https://speakerdeck.com/keiji/android-bazaar-and-conference-2021-spring
   

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3. C-LIS CO., LTD.
   
   ༗ࢁܓೋʢ"3*:".",FJKJʣ
   $-*4$0 -5%
   Photo : Koji MORIGUCHI (MORIGCHOWDER)
   "OESPJEΞϓϦ։ൃνϣοτσΩϧ
   ػցֶश͸ͪΐͬͱ΍ͬͨ͜ͱ͋Γ·͢
   ઀৮֬ೝΞϓϦ$0$0"044ίϥϘϨʔλʔ
   https://speakerdeck.com/keiji/android-bazaar-and-conference-2021-spring
   

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4. ໔੹ࣄ߲%JTDMBJNFS
   
   ຊࢿྉͷ಺༰͸ɺ༗ࢁܓೋͷݸਓͷݟղͰ͋Γɺ
   

   ॴଐ·ͨ͸ؔ༩͢Δ૊৫Λ୅ද͢Δ΋ͷͰ͸͋Γ·ͤΜɻ
   https://speakerdeck.com/keiji/android-bazaar-and-conference-2021-spring
   

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5. αϙʔτ4VQQPSU
   
   https://blog.keiji.dev/2021/06/abc2021s
   ຊࢿྉͷ಺༰ʹؔ͢Δ͓໰͍߹Θͤɾαϙʔτ͸ɺ
   

   ࣍ͷαΠτͰ͝Ҋ಺͠·͢ɻ
   

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6. 
   ઀৮֬ೝ"1*ͱ͸
   

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7. &YQPTVSF/PUJ
   fi
   DBUJPOT"1*
   &YQPTVSF/PUJ
   fi
   DBUJPOTʢ઀৮֬ೝʣ"1*͸ɺεϚʔτϑΥϯͷ#MVFUPPUIΛ
   ར༻ͯ͠ɺਓͱਓ͕઀৮ͨ͜͠ͱΛݕ஌ɺه࿥͢ΔͨΊͷ࢓૊Έɻ
   (PPHMFͱ"QQMF͕ڞಉͰ։ൃ͍ͯ͠Δ͜ͱ͔Βɺ("&/ʢ(PPHMF"QQMF
   &YQPTVSF/PUJ
   fi
   DBUJPOʣͱݺ͹ΕΔ͜ͱ΋͋Δɻ
   &YQPTVSF/PUJ
   fi
   DBUJPOT"1*ʢ&/"1*ʣΛ࢖ͬͨΞϓϦΛʮ઀৮֬ೝΞϓϦʯ
   ͱݴ͏ɻ
   ઀৮֬ೝΞϓϦͷར༻ऀ͸ɺར༻ऀ͕৽ܕίϩφ΢Πϧεʢ$07*%ʣײછ
   ঱ͷཅੑ͕֬ఆͨ͠ͱ͖ʹɺҰఆظؒ಺ʢײછྗΛ࣋ͭͱ͞ΕΔظؒʣʹ઀৮͠
   ͨଞͷ઀৮֬ೝΞϓϦͷར༻ऀʹಗ໊Ͱ௨஌Ͱ͖Δɻ
   
   

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8. ઀৮Λه࿥͢Δ࢓૊Έ
   &/"1*͸ɺಈ࡞͢Δ୺຤ͷ#MVFUPPUIΛ࢖ͬͯ৘ใΛൃ৴ɺ·ͨ͸ଞͷ୺຤͕
   ൃ৴ͨ͠৘ใΛड৴ͯ͠ه࿥͢Δɻ
   
   

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9. ൃ৴͞Ε͍ͯΔ৘ใ
   
   

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10. 4FSWJDF%BUBηΫγϣϯ
    
    17 16 6f fd 29 ac 0d 91 7a 59 97 2d 63 cd b2 cd b5 89 17 40 35 f6 0e b9
    Rolling Proximity Identi
    fi
    er
    
    
    16 bytes
    Encrypted
    

    Metadata
    
    
    4 bytes
    Length
    
    
    1 byte
    Type
    
    
    1 byte
    UUID
    
    
    1 byte
    23 0xfd6f
    16
    https://covid19-static.cdn-apple.com/applications/covid19/current/static/contact-tracing/pdf/ExposureNoti
    fi
    cation-BluetoothSpeci
    fi
    cationv1.2.pdf
    

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11. 3PMMJOH1SPYJNJUZ*EFOUJ
    fi
    FSʢ31*ʣ
    
    17 16 6f fd 29 ac 0d 91 7a 59 97 2d 63 cd b2 cd b5 89 17 40 35 f6 0e b9
    Rolling Proximity Identi
    fi
    er
    
    
    16 bytes
    Encrypted
    fi
    cation-BluetoothSpeci
    fi
    cationv1.2.pdf
    

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12. 3PMMJOH1SPYJNJUZ*EFOUJ
    fi
    FS͸มԽ͢Δ
    
    

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13. 31*͸5&,͔Βੜ੒͞ΕΔ
    5FNQPSBSZ&YQPTVSF,FZʢ5&,ʣ
    Ұఆ࣌ؒͰมߋ͞ΕΔCZUFͷϥϯμϜͳ஋ɻݱࡏͷ࢓༷Ͱ͸࣌ؒʹҰճม
    ߋ͞ΕΔͨΊɺʮ೔࣍ݤʯͱݺ͹ΕΔ͜ͱ΋͋Δɻ
    5&,ͷ༗ޮظؒ i
    ʹੜ੒͞ΕΔ31*͸ɺ࣍ͷࣜͰද͞ΕΔɻ
    
    TEK → RPIͷܭࢉ͸͔ΜͨΜ
    RPI → TEKΛܭࢉ͢Δͷ͸Ή͔͍ͣ͠
    https://covid19-static.cdn-apple.com/applications/covid19/current/static/contact-tracing/pdf/ExposureNoti
    fi
    cation-CryptographySpeci
    fi
    cationv1.2.pdf
    RPIKi ← HKDF(teki, NULL, UTF8(“EN-RPIK”), 16)
    RPIi,j ← AES128(RPIKi, PaddedDataj)
    ظؒ j
    ͷ৘ใؚ͕·ΕΔ
    

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14. ཅੑऀొ࿥
    ཅੑͱ൑ఆ͞Εͨར༻ऀ͕઀৮֬ೝΞϓϦͰཅੑऀొ࿥Λߦ͏ͱɺ઀৮֬ೝΞ
    ϓϦ͸ɺ&/"1*ʹΞΫηεͯ͠୺຤ʹه࿥͞Ε͍ͯΔ5&,Λऔಘͯ͠ɺײછྗ
    ͕͋Δͱ͞ΕΔظؒͷ΋ͷΛ਍அΩʔαʔόʔʹૹ৴ʢΞοϓϩʔυʣ͢Δɻ
    ˞୺຤ʹอଘ͞Ε͍ͯΔ5&,͸࠷େ೔෼ɻ
    
    ਍அΩʔαʔόʔ
    ઀৮֬ೝΞϓϦ
    TEK
    TEK
    TEK
    TEK
    TEK
    TEK
    

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15. ਍அΩʔΛ഑෍
    ਍அΩʔαʔόʔ͸ཅੑऀͷ5&,Λ·ͱΊͯిࢠॺ໊Λͯ͠ʮ਍அΩʔʢ%JBHOPTJT
    ,FZʣʯΛ࡞੒ɺެ։͢Δɻ
    ઀৮֬ೝΞϓϦ͸ɺҰఆ࣌ؒ͝ͱʹ਍அΩʔαʔόʔʹ਍அΩʔΛϦΫΤετɾμ΢ϯ
    ϩʔυ͢Δɻ
    
    ਍அΩʔαʔόʔ
    ઀৮֬ೝΞϓϦ
    TEK
    TEK
    TEK
    TEK
    TEK
    TEK
    ిࢠॺ໊
    ਍அΩʔ
    ઀৮֬ೝΞϓϦ
    ઀৮֬ೝΞϓϦ
    

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16. ઀৮֬ೝ
    ઀৮֬ೝΞϓϦ͸ɺऔಘͨ͠਍அΩʔΛ઀৮ͱΈͳ͢৚݅ͱͱ΋ʹ&/"1*ʹೖ
    ྗ͢Δɻ
    &/"1*͸ɺ਍அΩʔʹؚ·ΕΔ5&,͔Βɺظؒ಺ʹଘࡏ͢Δ31*Λܭࢉͯ͠ɺ
    ઃఆ͞Εͨ৚݅ʹ߹͏઀৮͕ه࿥͞Ε͍ͯΔ͔Λ֬ೝ͢Δɻ
    ৚݅ʹ߹͏઀৮͕ه࿥͞Ε͍ͯΕ͹ʮ઀৮͋Γʯͱͯ͠઀৮֬ೝΞϓϦʹ݁Ռ
    Λฦ͢ɻ
    ઀৮֬ೝΞϓϦ͸ɺཅੑऀͱͷೱް઀৮ͱͯ͠ར༻ऀʹදࣔ͢Δɻ
    
    

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17. "exposure_summary": {
    
    
    "AttenuationDurationsInMinutes": [
    
    
    1800,
    
    
    480,
    
    
    0
    
    
    ],
    
    
    "DaysSinceLastExposure": 0,
    
    
    "MatchedKeyCount": 2,
    
    
    "MaximumRiskScore": 255,
    
    
    "SummationRiskScore": 54560
    
    
    },
    
    
    …
    
    
    
    &YQPTVSF4VNNBSZ
    

    &YQPTVSF*OGPSNBUJPO
    https://github.com/keiji/chino/wiki/Sample-ExposureData-iOS-(V1)
    "exposure_informations": [
    
    
    {
    
    
    "AttenuationDurationsInMinutes": [
    
    
    1436,
    
    
    0,
    
    
    0
    
    
    ],
    
    
    "AttenuationValue": 26,
    
    
    "DateMillisSinceEpoch": 1622851200000,
    
    
    "Duration": 30.0,
    
    
    "TotalRiskScore": 256,
    
    
    "TransmissionRiskLevel": 4
    
    
    },
    
    
    …
    https://github.com/keiji/chino/wiki/Sample-ExposureData-Android-(Legacy-v1)
    

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18. 
    

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19. 
    #MVFUPPUIͷి೾ڧ౓΍ड৴ײ౓
    ୺຤ؒͷࠩҟ
    

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20. &ODSZQUFE.FUBEBUB
    
    17 16 6f fd 29 ac 0d 91 7a 59 97 2d 63 cd b2 cd b5 89 17 40 35 f6 0e b9
    Rolling Proximity Identi
    

    Metadata
    
    
    4 bytes
    Length
    fi
    cation-BluetoothSpeci
    fi
    cationv1.2.pdf
    

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21. &ODSZQUFE.FUBEBUB
    
    ʠ"TTPDJBUFE&ODSZQUFE.FUBEBUB "&.
    Š"
    QSJWBDZQSFTFSWJOHFODSZQUFENFUBEBUBUIBUTIBMM
    CFVTFEUPDBSSZQSPUPDPMWFSTJPOJOHBOEUSBOTNJU
    5Y
    QPXFSGPSCFUUFSEJTUBODFBQQSPYJNBUJPO
    5IF"TTPDJBUFE&ODSZQUFE.FUBEBUBDIBOHFT
    BCPVUFWFSZNJOVUFT BUUIFTBNFDBEFODFBT
    UIF3PMMJOH1SPYJNJUZ*EFOUJ
    fi
    FS UPQSFWFOUXJSFMFTT
    USBDLJOHPGUIFEFWJDFʡ
    xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
    xxxx xx xx
    Major
    Minor
    35 f6 0e b9
    Reserved
    
    
    1 byte
    Transmit power level
    
    
    1 byte
    Versioning
    
    
    1 byte
    
    
    LSB
    fi
    rst
    Reserved
    
    
    1 byte
    Decrypt AES-CTR
    Reserved
    https://covid19-static.cdn-apple.com/applications/covid19/current/static/contact-tracing/pdf/ExposureNoti
    fi
    cation-BluetoothSpeci
    fi
    cationv1.2.pdf
    
    
    https://covid19-static.cdn-apple.com/applications/covid19/current/static/contact-tracing/pdf/ExposureNoti
    fi
    cation-CryptographySpeci
    fi
    cationv1.2.pdf
    

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22. 5SBOTNJUQPXFSMFWFMʢ59@QPXFSʣͱ344*DPSSFDUJPO
    σόΠε͝ͱͷి೾ಛੑʹΑΓڑ཭ͷܭଌޡࠩΛվળ͢Δ࢓૊Έɻ
    ൃ৴ଆσόΠε͸ɺൃ৴͢Δ৘ใʹɺ͋Β͔͡Ίܭଌͯ͋͠Δʮૹ৴ి೾ڧ౓
    ͷิਖ਼஋ʢ5SBOTNJTTJPOQPXFSMFWFMʣʯΛ෇Ճ͢Δɻ
    ·ͨड৴ଆσόΠε΋ɺ৘ใΛड৴ͨ͠ࡍʹ344*ʹ͍ͭͯܭଌࡁΈͷิਖ਼஋Λ
    ద༻͢Δ͜ͱͰɺڑ཭ͷܭଌޡࠩΛվળ͢Δɻ
    ֤σόΠεͷิਖ਼஋͸ެ։͞Ε͍ͯΔɻ
    IUUQTEFWFMPQFSTHPPHMFDPNBOESPJEFYQPTVSFOPUJ
    fi
    DBUJPOT
    fi
    MFTFODBMJCSBUJPODTW
    (PPHMF͸ɺ୺຤ϝʔΧʔʹิਖ਼஋ͷܭଌͱఏڙΛݺͼ͔͚͍ͯΔɻ
    
    https://developers.google.com/android/exposure-noti
    fi
    cations/ble-attenuation-procedure
    

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23. 
    &/"1*ͷόʔδϣϯ
    

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24. &/"1*ͷΞοϓσʔτ
    &/"1*͸ɺ(PPHMFͱ"QQMF͕ڞಉͰ։ൃ͍ͯ͠Δɻ(PPHMFͱ"QQMF͸&/
    "1*ΛΞοϓσʔτ͢Δ͜ͱ͕͋Δɻ
    Ξοϓσʔτ͸(PPHMFͱ"QQMF͕ߦ͍ɺ઀৮֬ೝΞϓϦଆ͔Β͸੍ޚ͸Ͱ͖ͳ
    ͍ɻ
    (PPHMFͱ"QQMFͰΞοϓσʔτઓུ͕ҟͳΔɻ
    
    

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25. &/"1*ͷΞοϓσʔτઓུ
    (PPHMFʢ"OESPJEʣ
    "1*͸ɺϓϥοτϑΥʔϜ͔Β෼཭͞Εͨ(PPHMF.PCJMF4FSWJDFTʢ(.4ʣͷ
    όʔδϣϯʹඥ෇͘ɻ"OESPJEͷόʔδϣϯʹґଘ͠ͳ͍
    "QQMFʢJ04ʣ
    J04ͷόʔδϣϯʹඥ෇͘ɻݹ͍όʔδϣϯͷJ04Ͱ͸ɺͦͷ࣌఺ͰରԠ͍ͯ͠
    Δ"1*͔͠࢖͑ͳ͍ɻ
    
    

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26. όʔδϣϯͷมભ
    "OESPJE
    v1.5 earlier
    
    
    v1.5 - July 2020
    
    
    v1.6 - August 2020
    
    
    v1.7 - September 2020
    
    
    v1.7.2 - October 2020
    
    
    v1.8 - January 2021
    
    J04
    iOS 13.5 - May 2020
    
    
    iOS 13.6 - July 2020
    
    
    iOS 13.7 - September 2020
    
    
    iOS 12.5 - December 2020
    
    
    iOS 14.4 - January 2021
    

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27. J04
    iOS 13.5 - May 2020
    
    
    iOS 13.6 - July 2020
    
    
    iOS 13.7 - September 2020
    
    
    iOS 12.5 - December 2020
    
    
    iOS 14.4 - January 2021
    "OESPJE
    v1.5 earlier
    
    
    v1.5 - July 2020
    
    
    v1.6 - August 2020
    
    
    v1.7 - September 2020
    
    
    v1.7.2 - October 2020
    
    
    v1.8 - January 2021
    ೥݄ͷΞοϓσʔτͰ&YQPTVSF8JOEPX͕ಋೖ
    
    ExposureSummary
    

    ExposureInformation
    DailySummary
    
    
    ExposureWindow
    

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28. "exposure_summary": {
    
    
    "AttenuationDurationsInMinutes": [
    
    
    1800,
    
    
    480,
    
    
    0
    
    
    ],
    
    
    "DaysSinceLastExposure": 0,
    
    
    "MatchedKeyCount": 2,
    
    
    "MaximumRiskScore": 255,
    
    
    "SummationRiskScore": 54560
    
    
    },
    
    
    …
    
    
    
    &YQPTVSF4VNNBSZ
    

    &YQPTVSF*OGPSNBUJPO
    https://github.com/keiji/chino/wiki/Sample-ExposureData-iOS-(V1)
    "exposure_informations": [
    
    
    {
    
    
    "AttenuationDurationsInMinutes": [
    
    
    1436,
    
    
    0,
    
    
    0
    
    
    ],
    
    
    "AttenuationValue": 26,
    
    
    "DateMillisSinceEpoch": 1622851200000,
    
    
    "Duration": 30.0,
    
    
    "TotalRiskScore": 256,
    
    
    "TransmissionRiskLevel": 4
    
    
    },
    
    
    …
    https://github.com/keiji/chino/wiki/Sample-ExposureData-Android-(Legacy-v1)
    

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29. "daily_summaries": [
    
    
    {
    
    
    "DaysSinceEpoch": 1622937600000,
    
    
    "DaySummary": {
    
    
    "MaximumScore": 1860.0,
    
    
    "ScoreSum": 51660.0,
    
    
    "WeightedDurationSum": 51660.0
    
    
    },
    
    
    "ConfirmedClinicalDiagnosisSummary": null,
    
    
    "ConfirmedTestSummary": {
    
    
    "MaximumScore": 1860.0,
    
    
    "ScoreSum": 51660.0,
    
    
    "WeightedDurationSum": 51660.0
    
    
    },
    
    
    "RecursiveSummary": null,
    
    
    "SelfReportedSummary": null
    
    
    },
    
    %BJMZ4VNNBSZ
    

    &YQPTVSF8JOEPX
    "exposure_windows": [
    
    
    {
    
    
    "CalibrationConfidence": 3,
    
    
    "DateMillisSinceEpoch": 1622937600000,
    
    
    "Infectiousness": 1,
    
    
    "ReportType": 1,
    
    
    "ScanInstances": [
    
    
    {
    
    
    "MinAttenuationDb": 24,
    
    
    "SecondsSinceLastScan": 300,
    
    
    "TypicalAttenuationDb": 25
    
    
    },
    
    
    {
    
    
    "MinAttenuationDb": 24,
    
    
    "SecondsSinceLastScan": 240,
    
    
    "TypicalAttenuationDb": 25
    
    
    },
    
    
    …
    
    
    https://github.com/keiji/chino/wiki/Sample-ExposureData-iOS-(V2)
    https://github.com/keiji/chino/wiki/Sample-ExposureData-Android-(Exposure-Window-mode)
    ؒҧ͍
    

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30. J04
    iOS 13.5 - May 2020
    
    
    iOS 13.6 - July 2020
    
    
    iOS 13.7 - September 2020
    
    
    iOS 12.5 - December 2020
    
    
    iOS 14.4 - January 2021
    "OESPJE
    v1.5 earlier
    
    
    v1.5 - July 2020
    
    
    v1.6 - August 2020
    
    
    v1.7 - September 2020
    
    
    v1.7.2 - October 2020
    
    
    v1.8 - January 2021
    ϓϥοτϑΥʔϜͰ"1*ͷݺͼํ͕ҟͳΔ
    
    Version 2
    Version 1
    ExposureWindow mode
    Legacy v1 mode
    

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31. 
    &/"1*Λ࢖ͬͨ
    

    ઀৮֬ೝΞϓϦͷ։ൃ
    

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32. &/"1*ͷอޢ
    ઀৮֬ೝΞϓϦ
    ࣄલʹ(PPHMF"QQMF͔ΒೝূΛड͚ͨূ໌ॻͰॺ໊౳Λͨ͠ΞϓϦέʔγϣ
    ϯɾόΠφϦʹݶఆͯ͠ɺ&/"1*΁ͷΞΫηε͕ڐՄ͞ΕΔɻ
    
    ਍அΩʔαʔόʔ
    ਍அΩʔ͸ɺ(PPHMF"QQMFʹొ࿥͞Εͨূ໌ॻͰॺ໊͞Ε͍ͯΔඞཁ͕͋Δ
    ઀৮֬ೝΞϓϦ͕ɺ&/"1*ʹ઀৮֬ೝΛϦΫΤετ͢Δͱɺ&/"1*͸਍அ
    Ωʔͷॺ໊Λ֬ೝͯ͠ɺݕূͰ͖ͨ৔߹ͷΈ઀৮֬ೝ͕ߦΘΕΔɻ
    

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33. 
    &/"1*ͷσόοά
    

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34. "OESPJE
    (PPHMF͕ϗϫΠτϦετʹొ࿥ͨ͠(PPHMFΞΧ΢ϯτΛϓϥΠϚϦΞΧ΢ϯ
    τͯ͠αΠϯΠϯͨ͠୺຤͕ඞཁɻ
    
    

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35. σόοάઃఆ"OESPJE
    
    

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36. 
    
    
    
    
    
    
    
    
    
    
    
    com.apple.developer.exposure-notification
    
    
    
    
    
    com.apple.developer.exposure-notification-test
    
    
    
    
    
    com.apple.developer.exposure-notification-test-skip-file-verification
    
    
    
    
    
    
    
    
    
    
    
    J04
    "QQMF͔ΒೝূΛड͚ͨ։ൃऀΞΧ΢ϯτͰൃߦͨ͠ಛผͳϓϩϏδϣχϯά
    ϓϩϑΝΠϧΛ࢖͏͜ͱͰσόοάϞʔυΛ༗ޮʹͨ͠ΞϓϦΛΠϯετʔϧ
    Ͱ͖Δɻ
    
    Entitlements.plist
    

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37. 
    ઀৮֬ೝΞϓϦʮ$0$0"ʯͷ
    

    &YQPTVSF8JOEPXNPEFରԠ
    

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38. $0$0"͸9BNBSJOͰͰ͖͍ͯΔ
    ʠ9BNBSJO͸ɺ/&5Λ࢖༻ͯ͠ɺJ04ɺ"OESPJEɺ8JOEPXT޲͚ͷ࠷৽Ͱ
    ߴੑೳͳΞϓϦέʔγϣϯΛϏϧυ͢ΔͨΊͷΦʔϓϯιʔεͷϓϥοτ
    ϑΥʔϜͰ͢ɻʡ
    https://docs.microsoft.com/ja-jp/xamarin/get-started/what-is-xamarin
    
    
    7JTVBM4UVEJPͰ։ൃ
    ࢖༻ݴޠ͸$
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39. 9BNBSJO&YQPTVSF/PUJ
    fi
    DBUJPO
    9BNBSJOެࣜͷ&/"1*༻ͷϥΠϒϥϦɻ
    $0$0"ʢ೔ຊʣͱ4NJUUFTUPQQʢσϯϚʔΫɾϊϧ΢Σʔʣ͕࠾༻͍ͯ͠
    Δɻ
    $0$0"
    https://github.com/cocoa-mhlw/cocoa
    
    
    4NJUUFTUPQ
    https://github.com/folkehelseinstituttet/Fhi.Smittestopp.App
    
    https://github.com/xamarin/XamarinComponents/tree/main/XPlat/ExposureNoti
    fi
    cation
    

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40. &YQPTVSF8JOEPXNPEFରԠঢ়گ
    9BNBSJO&YQPTVSF/PUJ
    fi
    DBUJPO͸ɺ೥݄೔࣌఺Ͱ
    &YQPTVSF8JOEPXNPEFʹରԠ͍ͯ͠ͳ͍ɻ
    ೥݄೔͔Β1VMM3FRVFTUʮ*NQMFNFOUUIFTIBSFE"1*GPSWʯͰ
    ࡞ۀதʢEFWBQJWϒϥϯνʣɻ
    https://github.com/xamarin/XamarinComponents/pull/955
    
    
    ࠷ऴߋ৽͸݄೔ͱϲ݄Ҏ্ɺදͩͬͨಈ͖͕ͳ͍ঢ়گɻ
    
    

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41. 4NJUUF4UPQQ͸&YQPTVSF8JOEPXNPEFʹରԠ
    /V(FUύοέʔδʢ9BNBSJO&YQPTVSF/PUJ
    fi
    DBUJPOBMQIBOVQLHʣ
    ΛϩʔΧϧʹ͍࣋ͬͯΔɻ
    https://github.com/folkehelseinstituttet/Fhi.Smittestopp.App/tree/dev/NDB.Covid19/
    TempNugetFeed
    
    
    ΋ͱ΋ͱόοΫάϥ΢ϯυॲཧΛಠ࣮ࣗ૷͢ΔͳͲɺ
    9BNBSJO&YQPTVSF/PUJ
    fi
    DBUJPOʹґଘ͠ͳ͍࢓૊Έʹ͍ͯͨ͠ɻ
    https://github.com/folkehelseinstituttet/Fhi.Smittestopp.App/blob/dev/NDB.Covid19/
    NDB.Covid19.iOS/Utils/BackgroundServiceHandler.cs
    
    https://github.com/folkehelseinstituttet/Fhi.Smittestopp.App/issues/223
    

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42. 
    9BNBSJO޲͚&/"1*ϥΠϒϥϦ
    $BQQVDDJOP
    

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43. $BQQVDDJOPʢΧϓνʔϊʣͱ͸
    Φʔϓϯιʔεͷ9BNBSJO޲͚&/"1*ϥΠϒϥϦɻ
    9BNBSJO&YQPTVSF/PUJ
    fi
    DBUJPOͷΑ͏ʹόοΫάϥ΢ϯυॲཧΛϋϯυϦϯ
    ά͠ͳ͍ɻ
    ϓϥοτϑΥʔϜʢ"OESPJEJ04ʣͱ&/"1*ͷόʔδϣϯʢ-FHBDZW
    &YQPTVSF8JOEPXNPEFʣͦΕͧΕઃఆ߲໨Λಠཱ͍ͯ͠Δɻ
    https://github.com/keiji/chino/wiki/Default-ExposureCon
    fi
    guration
    
    
    "OESPJEJ04ͷബ͍ϥούʔͱͯ͠ಈ࡞͢Δ͜ͱΛ໨ࢦ͍ͯ͠Δɻ
    .*5ϥΠηϯεɻ
    
    https://github.com/keiji/chino
    

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44. 4BNQMFΞϓϦʢ"OESPJE J04ʣ
    
    Sample.Android Sample.iOS
    

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45. ରԠ͍ͯ͠Δ"1*
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    &YQPTVSF8JOEPXNPEF
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46. 
    ௨ৗͷ5&,औಘ
    

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47. 
    1SFBVUIPSJ[F"1*
    

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48. <&YQPTVSF/PUJ
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    DBUJPO>4VQQPSU1SF"VUIPSJ[BUJPO
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    DBUJPO#JOEJOHଆͷରԠ͕ඞཁɻ
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    https://github.com/xamarin/XamarinComponents/pull/1133
    

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49. 9BNBSJO'PSNTʢ1SJTNʣ࣮૷αϯϓϧ
    
    https://github.com/keiji/chino.prism
    

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50. ݱঢ়ͷ՝୊
    
    https://github.com/keiji/chino/issues
    

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51. 
    &YQPTVSF8JOEPXNPEFҠߦʹ
    

    ͋ͨͬͯͷ஫ҙ
    

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52. ϩʔΧϧ௨஌ͷ࣮૷ʢJ04ʣ
    
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53. ઀৮൑ఆͷઃఆ
    -FHBDZWͷઃఆ͸࠶ར༻Ͱ͖ͳ͍ͷͰɺ࠶౓ઃఆΛઃܭ͠௚͢ඞཁ͕͋Δɻ
    
    https://developer.apple.com/documentation/exposurenoti
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    cation/enexposurecon
    fi
    guration
    ը૾͸Apple DeveloperΑΓҾ༻
    

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54. 
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    "apple_exposure_config_v2": {
    
    
    "attenuation_duration_thresholds": [
    
    
    50,
    
    
    70,
    
    
    90
    
    
    ],
    https://developer.apple.com/documentation/exposurenoti
    fi
    cation/enexposurecon
    fi
    guration
    ը૾͸Apple DeveloperΑΓҾ༻
    

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55. "OESPJEͱJ04ͰઃఆՄೳͳ஋ͷൣғ͕ҧ͏
    ஋ͷൣғ͕ҟͳΔ߲໨͕͋ΔͷͰ஫ҙ͕ඞཁɻ
    
    "infectiousness_weights": {
    
    
    "High": 1.0,
    
    
    "Standard": 1.0,
    
    
    "None": 1.0
    
    
    },
    
    
    "report_type_weights": {
    
    
    "Con
    fi
    rmedClinicalDiagnosis": 1.0,
    
    
    "Con
    fi
    rmedTest": 1.0,
    
    
    "SelfReport": 1.0,
    
    
    "Recursive": 1.0,
    
    
    "Revoked": 1.0,
    
    
    "Unknown": 1.0
    
    
    }
    "infectiousness_high_weight": 100.0,
    
    
    "infectiousness_standard_weight": 100.0,
    
    
    "report_type_con
    fi
    rmed_clinical_diagnosis_weight": 100.0,
    
    
    "report_type_con
    fi
    rmed_test_weight": 100.0,
    
    
    "report_type_recursive_weight": 100.0,
    
    
    "report_type_self_reported_weight": 100.0,
    100 - 250 (iOS)
    1.0 - 2.5 (Android)
    

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56. "OESPJEͱJ04ͰઃఆՄೳͳ஋ͷൣғ͕ҧ͏
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    "report_type_con
    fi
    rmed_clinical_diagnosis_weight": 99.0,
    
    
    "report_type_con
    fi
    rmed_test_weight": 250.0,
    
    
    "report_type_recursive_weight": 251.0,
    
    
    "report_type_self_reported_weight": 1.0,
    100 - 250 (iOS)
    RpTyW { CTest 250, CClin 99, SelfR 1, Recurs 251 }
    

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57. 1MBUGPSN͝ͱͷσʔλͷදݱͷҧ͍
    
    https://github.com/keiji/chino/issues/34
    

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58. 
    https://github.com/keiji/chino/issues/34
    

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59. "daily_summaries": [
    
    
    {
    
    
    "DaysSinceEpoch": 1622937600000,
    
    
    "DaySummary": {
    
    
    "MaximumScore": 1860.0,
    
    
    "ScoreSum": 51660.0,
    
    
    "WeightedDurationSum": 51660.0
    
    
    },
    
    
    "ConfirmedClinicalDiagnosisSummary": null,
    
    
    "ConfirmedTestSummary": {
    
    
    "MaximumScore": 1860.0,
    
    
    "ScoreSum": 51660.0,
    
    
    "WeightedDurationSum": 51660.0
    
    
    },
    
    
    "RecursiveSummary": null,
    
    
    "SelfReportedSummary": null
    
    
    },
    
    %BJMZ4VNNBSZ
    

    &YQPTVSF8JOEPX
    "exposure_windows": [
    
    
    {
    
    
    "CalibrationConfidence": 3,
    
    
    "DateMillisSinceEpoch": 1622937600000,
    
    
    "Infectiousness": 1,
    
    
    "ReportType": 1,
    
    
    "ScanInstances": [
    
    
    {
    
    
    "MinAttenuationDb": 24,
    
    
    "SecondsSinceLastScan": 300,
    
    
    "TypicalAttenuationDb": 25
    
    
    },
    
    
    {
    
    
    "MinAttenuationDb": 24,
    
    
    "SecondsSinceLastScan": 240,
    
    
    "TypicalAttenuationDb": 25
    
    
    },
    
    
    …
    
    
    https://github.com/keiji/chino/wiki/Sample-ExposureData-iOS-(V2)
    https://github.com/keiji/chino/wiki/Sample-ExposureData-Android-(Exposure-Window-mode)
    ؒҧ͍
    

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60. ·ͱΊ
    &YQPTVSF8JOEPXNPEF͸ɺ&/"1*͔ΒಘΒΕΔ઀৮৘ใͷܗ͕ࣜมΘΔͩ
    ͚Ͱ͸ͳ͍ɻ
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    ઀৮൑ఆͷઃఆ஋Λ࠶ઃܭ͢Δඞཁ͕͋Δɻ
    ϓϥοτϑΥʔϜ͝ͱʹҟͳΔઃఆ஋ɾσʔλදݱ͕͋Δ͜ͱΛ೺Ѳɺௐ੔͠
    ͨϥΠϒϥϦΛ࡞Δඞཁ͕͋Δʢ9BNBSJOݻ༗ͷ՝୊ʣɻ
    
    

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61. ຊࢿྉ͸༗ࢁܓೋͷஶ࡞෺Ͱ͢ɻຊࢿྉͷશ෦ɺ·ͨ͸Ұ෦ʹ͍ͭͯɺஶ࡞ऀ͔ΒจॻʹΑΔڐ୚Λಘͣʹෳ੡͢Δ͜ͱ͸ې͡ΒΕ͍ͯ·͢ɻ
    ֤੡඼໊ɾϒϥϯυ໊ɺձ໊ࣾͳͲ͸ɺҰൠʹ֤ࣾͷ঎ඪ·ͨ͸ొ࿥঎ඪͰ͢ɻຊࢿྉதͰ͸ɺ˜ɺšɺäΛׂѪ͍ͯ͠·͢ɻ
    ຊࢿྉͷ಺༰͸ɺൃදऀݸਓͷݟղͰ͋Γɺॴଐ·ͨ͸ؔ༩͢Δ૊৫Λ୅ද͢Δ΋ͷͰ͸͋Γ·ͤΜɻ
    https://github.com/cocoa-mhlw/cocoa/
    $0$0"΁ͷίϯτϦϏϡʔτ
    ͓଴͍ͪͯ͠·͢ɻ
    

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