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Appleにおけるプライバシーの全容を把握する

akatsuki174
September 01, 2023

 Appleにおけるプライバシーの全容を把握する

2023/09/01(金) iOSDC Japan 2023 day0

akatsuki174

September 01, 2023
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  1. Appleʹ͓͚Δ


    ϓϥΠόγʔͷ


    શ༰Λ೺Ѳ͢Δ
    iOSDC Japan 2023 day0


    @akatsuki174

    View full-size slide

  2. • ˏakatsuki174


    • גࣜձࣾΏΊΈॴଐ


    • Android/iOS/FlutterΤϯδχΞ


    • 1ࣇͷ฼


    • 9݄Լ०ʹୈೋࢠग़࢈༧ఆͷɹɹ
    ͨΊɺࣄલऩ࿥ʹͯࢀՃ

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  3. ͓඼ॻ͖
    • ϓϥΠόγʔશମͷ࿩


    • ϓϥΠόγʔํ਑ɺ໨తจࣈྻɺ৹ࠪΨΠυϥΠϯɺɹ
    Human Interface Guidelines etc…


    • ݸʑͷݖݶͷ࿩


    • Ґஔ৘ใɺτϥοΩϯάɺࣸਅ/ಈըɺ࿈བྷઌ etc…

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  4. • ൣғΛiOSͷຊମʹߜͬͯ·͢


    • watchOSͳͲͷଞͷϓϥοτϑΥʔϜɺApp Clips, Widgetɹ
    ͳͲ͸ର৅֎Ͱ͢


    • ࣌ؒͷؔ܎্…͢·Μ…


    • ۩ମతͳ࣮૷ํ๏͸ΘΓͱ͞Βͬͱྲྀ͠·͢
    ஫ҙॻ͖

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  5. Apple͕ߟ͑Δ


    ϓϥΠόγʔͱ͸

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  6. • ϓϥΠόγʔ͸جຊతͳਓݖ


    • Ϣʔβ͔Βͷ৴པΛҡ࣋͢Δ্Ͱॏཁ
    ϓϥΠόγʔʹର͢Δߟ͑
    IUUQTXXXBQQMFDPNKQQSJWBDZ

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  7. • ຖ೥ϓϥΠόγʔɺηΩϡϦςΟʹؔ͢Δಈը͕ग़͍ͯΔ


    • WWDC23 5ຊ


    • WWDC22 13ຊ


    • WWDC21 18ຊ


    • WWDC20 14ຊ etc…
    ϓϥΠόγʔͱWWDC
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQSJWBDZTFDVSJUZ

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  8. • σʔλͷ࠷খԽ


    • ΦϯσόΠεॲཧ


    • ಁ໌ੑͱ؅ཧ


    • ػີอ࣋
    ϓϥΠόγʔอޢ4ݪଇ

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  9. • ඞཁͳ࣌ʹɺඞཁͳ͚ͩσʔλΛऔಘ͢Δ


    • ྫɿ


    • Ґஔ৘ใΛʮҰ౓͚ͩڐՄʯ


    • Ґஔ৘ใͷػೳΛར༻͢Δ·ͰɺϢʔβʹڐ୚ΛٻΊͳ͍
    σʔλͷ࠷খԽ

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  10. • ػີσʔλΛͰ͖Δ͚ͩϩʔΧϧͰॲཧ͢Δ


    • ΦϑϥΠϯͰ΋࢖͑Δɺ௨৴͕ͳ͍෼ߴ଎ͳͲͷϝϦοτ΋͋Δ


    • ྫɿ


    • SiriͷԻ੠ೝࣝϞσϧ


    • Create MLʹΑΔػցֶश
    ΦϯσόΠεॲཧ

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  11. • σʔλͷ࢖༻ํ๏΍ڞ༗ઌΛ໌֬ʹ͢Δ


    • ࣗ෼ͷҙࢥͰσʔλΛ؅ཧ͢Δ


    • ྫɿ


    • Sign in with Apple


    • AppϓϥΠόγʔϨϙʔτʢޙड़ʣ


    • ϓϥΠόγʔϥϕϧʢޙड़ʣ
    ಁ໌ੑͱ؅ཧ

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  12. • ҆શʹอ؅ɺ؅ཧ͢Δ


    • ྫɿ


    • ੜମೝূ
    ػີอ࣋ʢηΩϡϦςΟʣ

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  13. • ࣍ͷΑ͏ͳ৘ใʹΞΫηε͍ͨ͠ͱ͖͸ɺγεςϜΞϥʔτΛɹ
    ग़ͯ͠ڐՄΛಘΔඞཁ͕͋Δ


    • Ґஔ৘ใɺϔϧεέΞɺͦͷଞݸਓΛಛఆͰ͖Δ৘ใ


    • Χϝϥ΍ϚΠΫͳͲͷσόΠεͷػೳ


    • BluetoothσόΠεͳͲͷอޢ͞ΕͨϦιʔε


    • σόΠεͷ޿ࠂࣝผࢠ
    ඞཁͳͱ͖ʹ͸ڐՄΛಘΔ

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  14. ৄ͘͠͸…

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  15. ৄ͘͠͸…

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  16. purpose strings


    ʢ໨తจࣈྻʣͷॻ͖ํ

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  17. • ڐՄͷϦΫΤετΛ͢ΔγεςϜΞϥʔτʹදࣔ͞ΕΔจࣈྻ


    • Info.plistͰઃఆ͢Δ
    ໨తจࣈྻͱ͸

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  18. • σʔλͷ༻్͕۩ମతʹઆ໌͞Ε͍ͯΔ͔


    • σʔλͷ࢖༻ํ๏ͷྫ͕ࣔ͞Ε͍ͯΔ͔
    ໨తจࣈྻͷApp Store৹ࠪ؍఺

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  19. App Tracking TransparencyΞϥʔτྫ
    ༻్❌
    ࢖༻ํ๏❌
    τϥοΩϯάΛڐՄ͠
    ͳ͍৔߹ͷ͜ͱʹ͍ͭ
    ͯ΋ݴٴ͍ͯ͠Δ👌
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZUFDIUBMLT
    ༻్⭕
    ࢖༻ํ๏⭕

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  20. ΧϝϥΞϥʔτྫ
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZUFDIUBMLT
    ௕͗͢Δ ؆ܿ👌

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  21. ৄ͘͠͸…

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  22. ϦΫΤετྫ
    ࢖༻தͷΈڐՄ
    ৗʹڐՄ

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  23. γεςϜΞϥʔτྫ
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED
    ࢖༻தͷΈڐՄ ৗʹڐՄ

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  24. • ͬ͘͟Γݴ͏ͱҎԼͷύλʔϯ͕ଘࡏ͢Δ


    • ະઃఆ


    • ʮৗʹڐՄʯ


    • ʮҰ࣌తʹڐՄʯ


    • ʮ࢖༻தͷΈڐՄʯ


    • ʮڐՄ͠ͳ͍ʯ
    ڐՄঢ়ଶ

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  25. ڐՄεςʔλεભҠਤ
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED

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  26. • ࠷খݶͷҐஔ৘ใఏڙͰࡁΉΑ͏ɺʮਖ਼֬ͳҐஔ৘ใʯΛΦϑʹ
    ͢Δػೳ


    • ΞϓϦଆͰΦϓτΞ΢τ͢Δ͜ͱ͸Ͱ͖ͳ͍


    • iOS 14͔Βొ৔
    ਖ਼֬ͳҐஔ৘ใ

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  27. γεςϜΞϥʔτྫ

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  28. • UIKit͸CLLocationButtonɺSwiftUI͸LocationButton


    • ʮඞཁͳͱ͖ʹҰ౓͚ͩҐஔ৘ใͷΞΫηεཁٻΛ͢Δʯ͕؆୯
    ʹ࣮ݱͰ͖Δ


    • ͜ͷϘλϯࣗମʹҐஔ৘ใऔಘػೳ͸ͳ͍


    • iOS 15Ҏ্Ͱ࢖༻Մೳ
    LocationButton

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  29. γεςϜΞϥʔτྫ

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  30. ৄ͘͠͸…

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  31. App Tracking Transparency

    View full-size slide

  32. IUUQTEFWFMPQFSBQQMFDPNKQBQQTUPSFVTFSQSJWBDZBOEEBUBVTF
    γεςϜΞϥʔτྫ

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  33. • ࣍ͷ͜ͱΛ͢Δ࣌͸ϢʔβͷڐՄΛٻΊɺ
    AppTrackingTransparencyϑϨʔϜϫʔΫΛ࢖༻͠ͳ͚Ε͹ͳΒ
    ͳ͍


    • IDFAʹΞΫηε͢Δ


    • ϢʔβΛτϥοΩϯά͢Δ


    • iOS 14.5Ҏ߱͸ରԠඞਢ
    App Tracking TransparencyʢATTʣͱ͸

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  34. • Identi
    fi
    er for Advertisersʢ޿ࠂࣝผࢠʣ


    • ݸʑͷσόΠεʹׂΓ౰ͯΒΕΔҰҙͷࣝผࢠ


    • ޿ࠂओɺ޿ࠂωοτϫʔΫ͸IDFAΛ࢖ͬͯ৘ใΛऩू͠ɺ޿ࠂ
    λʔήςΟϯάͳͲʹ׆༻͢Δ


    • iOS 14.5͔ΒσϑΥϧτͰऔΕͳ͘ͳͬͨ
    IDFAͱ͸

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  35. • ΞϓϦͰऩूͨ͠ಛఆͷΤϯυϢʔβ·ͨ͸σόΠεʹؔ͢Δ
    σʔλΛ


    • αʔυύʔςΟͷσʔλͱඥ෇͚Δߦҝ


    • σʔλϒϩʔΧʔʹ౉͢ߦҝ
    τϥοΩϯάͱ͸

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  36. ϦΫΤετྫ

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  37. ؆ܿʹ·ͱ·ͬͯΔࢿྉ
    IUUQTTQFBLFSEFDLDPNLPPPPPUBLFNJOJEGBBUUTLBEOFUXPSL

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  38. IUUQT[FOOEFWTFSJNBBSUJDMFTCEEBB

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  39. ࣸਅ/ಈը

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  40. γεςϜΞϥʔτྫ
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED
    ࣸਅΛબ୒ʜ

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  41. • iOS 14͔ΒPHAuthorizationStatusʹ.limited͕૿͑ͨ


    • Ϣʔβ͕બ୒ͨࣸ͠ਅ͔͠ΞϓϦ͔ΒΞΫηεͰ͖ͳ͍ঢ়ଶΛ࡞
    Δ͜ͱ͕Ͱ͖Δ
    ʮࣸਅΛબ୒…ʯ

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  42. ϦΫΤετྫ
    ಡΈॻ͖ ॻ͖ࠐΈͷΈ
    ॻ͖ࠐΈͷΈ
    ಡΈॻ͖

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  43. • ࣸਅಈըϐοΧʔΛදࣔͰ͖Δ


    • ௚઀Photo LibraryʹΞΫηε͠ͳ͍ͷͰɺγεςϜΞϥʔτΛɹ
    ग़͢ඞཁ͕ͳ͍


    • ࣸਅಈըΛѻ͏ͳΒ͜ͷํ๏͕ਪ঑͞ΕΔ


    • iOS 14͔Β࢖͑Δ
    PHPickerViewController

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  44. IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED

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  45. • PHPickerViewController͸SwiftUI͔Β௚઀࢖͑ͳ͔ͬͨ


    • iOS 16͔Β͸PhotosPickerΛSwiftUI͔Β࢖͑Δ


    • ΋ͪΖΜγεςϜΞϥʔτඞཁͳ͠
    PhotosPicker

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  46. PhotosPicker࢖༻ྫ

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  47. ৄ͘͠͸…

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  48. γεςϜΞϥʔτྫ

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  49. ϦΫΤετྫ

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  50. • ࿈བྷઌͷϐοΧʔΛදࣔͰ͖Δ


    • ϢʔβͷڐՄΛಘΔඞཁ͸ͳ͍
    CNContactPickerViewController

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  51. CNContactPickerViewController࢖༻ྫ

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  52. AppϓϥΠόγʔϨϙʔτ

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  53. • ΞϓϦ͕ͲΜͳσʔλʹΞΫηε͍ͯ͠Δ͔͕Θ͔ΔϨϙʔτ


    • ઃఆΞϓϦ͔Β֬ೝͰ͖Δ


    • σϑΥϧτͰ͸OFF


    • JSONϑΝΠϧͱͯ͠ΤΫεϙʔτͰ͖Δ


    • iOS 15Ҏ߱ʹ౥ࡌ
    AppϓϥΠόγʔϨϙʔτͱ͸

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  54. Privacy Nutrition Labels


    ʢϓϥΠόγʔϥϕϧʣ

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  55. • Ϣʔβ͕ΞϓϦΛμ΢ϯϩʔυ͢ΔલʹΞϓϦͷϓϥΠόγʔɹ
    ํ਑Λ஌ΔͨΊͷ΋ͷ


    • αʔυύʔςΟSDKͷ಺༰΋൓өͤ͞Δඞཁ͕͋Δ


    • App StoreͰݟΔ͜ͱ͕Ͱ͖Δ


    • WWDC20Ͱൃද͞Εͨ


    • 2021೥ͷय़͔ΒରԠඞਢ
    ϓϥΠόγʔϥϕϧͱ͸

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  56. ϓϥΠόγʔϥϕϧྫ
    IUUQTXXXBQQMFDPNKQQSJWBDZMBCFMT

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  57. ϓϥΠόγʔϥϕϧྫ
    IUUQTXXXBQQMFDPNKQQSJWBDZMBCFMT

    View full-size slide

  58. ৄ͘͠͸…

    View full-size slide

  59. ࣮ࡍͷରԠ࿩͸ͪ͜Β
    IUUQTTQFBLFSEFDLDPNGSPNBUPNJPTEDKBQBO

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  60. Privacy Manifests

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  61. • αʔυύʔςΟSDK͕ͲΜͳϓϥΠόγʔ৘ใΛऩू͍ͯ͠Δͷ
    ͔ΛΞϓϦ։ൃऀ͕஌Δͷ͸େม
    ϓϥΠόγʔϥϕϧରԠ͸େม

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  62. • WWDC23Ͱൃද͞Εͨ


    • SDK͕ऩू͢ΔσʔλλΠϓ΍ɺͲͷΑ͏ʹ࢖༻͞ΕΔ͔ͳͲ͕
    એݴ͞Ε͍ͯΔ


    • αʔυύʔςΟSDK։ൃऀ͸PrivacyInfo.xcprivacyͱ͍͏໊લͷ
    ϑΝΠϧΛ࡞੒͢Δ
    Privacy Manifests͕ొ৔

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  63. • ϓϩδΣΫτ಺ͷશͯͷPrivacy ManifestsΛू໿ͨ͠Ϩϙʔτ


    • Xcode 15ͰɺApp Store޲͚ϏϧυΛ͢Δ࣌ʹग़ྗͰ͖Δ


    • ͜ΕΛݩʹϓϥΠόγʔϥϕϧΛهड़͢Δͱྑ͍
    Privacy report

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  64. Privacy report
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED

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  65. • ར༻͢Δͷʹʮཧ༝͕ඞཁͳAPIʯ


    • ࢖༻͢Δ৔߹͸ɺͦͷཧ༝ΛPrivacy Manifests্Ͱ1ͭҎ্બ୒
    ͢Δඞཁ͕͋Δ
    Required Reason API

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  66. • 2023೥ळҎ߱ɺબ୒͍ͯ͠ͳ͚Ε͹։ൃऀʹ௨஌͕ߦ͘


    • 2024೥य़Ҏ߱ɺ৽ن/طଘ྆ํͷΞϓϦʹબ୒͕ٛ຿෇͚ΒΕΔ
    Required Reason͸

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  67. • File timestamp APIs


    • System boot time APIs


    • Disk space APIs


    • Active keyboard APIs


    • User defaults APIs
    Required Reason APIϦετ
    IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOCVOEMFSFTPVSDFT
    QSJWBDZ@NBOJGFTU@
    fi
    MFTEFTDSJCJOH@VTF@PG@SFRVJSFE@SFBTPO@BQJ

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  68. ৄ͘͠͸…ʁ
    IUUQTGPSUFFKQJPTEDKBQBOQSPQPTBMECCFCCEFBECD

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  69. ৄ͘͠͸…

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  70. ϓϥΠόγʔΫΠζ

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  71. • ৹ࠪΨΠυϥΠϯɺHuman Interface GuidelinesΛݩʹΫΠζΛ
    ࡞੒


    • ࣍ͷ֤ઃ໰͸ਖ਼͍͠Ͱ͠ΐ͏͔ʁ
    ϓϥΠόγʔͷཧղΛਂΊΑ͏

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  72. τϥοΩϯάͷڐՄΛಘΔͨΊʹγεςϜΞϥʔτΛग़͢৔߹ɺɹ
    τϥοΩϯάΛڐՄͯ͠΄͍͠ཧ༝Λઆ໌͢Δը໘Λ௚લʹڬΜͰ
    ΋ྑ͍ ⭕ or ❌
    Q1.

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  73. ௚લʹը໘ΛڬΜͰ΋OKɻ


    Human Interface GuidelinesͰ͸ʮϓϨΞϥʔτɹ
    ը໘ɺ΢Πϯυ΢ɺϏϡʔʯʹͯɺͦͷද͕ࣔຬͨ
    ͢΂͖ཁ݅Λ͍ࣔͯ͠Δɻ


    ͨͩ͠ɺʮΩϟϯηϧʯͳͲͷճආϘλϯΛදࣔɹ
    ͢Δͷ͸NGɻ
    A1. ⭕
    IUUQTEFWFMPQFSBQQMFDPNKQEFTJHOIVNBOJOUFSGBDFHVJEFMJOFTQSJWBDZ1SF
    BMFSUTDSFFOTXJOEPXTPSWJFXT

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  74. ࣍ͷέʔε͸τϥοΩϯάʹ֘౰͢Δ ⭕ or ❌


    ʮࣗ෼ͷΞϓϦͰऩूͨ͠৘ใͱαʔυύʔςΟͷσʔλͷඥ෇
    ͚͕ϢʔβͷσόΠε্ͰͷΈߦΘΕɺϢʔβ΍σόΠεΛಛఆͰ
    ͖ΔΑ͏ͳํ๏ͰσόΠεͷ֎෦ʹૹ৴͞ΕΔ͜ͱ͕ͳ͍ʯ
    Q2.

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  75. σόΠεͷ֎෦ʹૹ৴͞Εͯͳ͍ͷͰτϥοΩϯάʹ֘౰͠ͳ͍ɻ


    AppTrackingTransparencyϑϨʔϜϫʔΫΛ࢖ͬͯϢʔβ͔ΒڐՄ
    ΛಘΔඞཁ΋ͳ͍ɻ
    A2. ❌
    IUUQTEFWFMPQFSBQQMFDPNKQBQQTUPSFVTFSQSJWBDZBOEEBUBVTF

    View full-size slide

  76. LocationButtonΛλοϓͯ͠Ґஔ৘ใͷ࢖༻ΛڐՄ͠·ͨ͠ɻ


    ͜ͷ৔߹ɺ࣍ճىಈ࣌ʹ͸λοϓͯ͠΋࠶౓γεςϜΞϥʔτ͕ɹ
    ग़ͯ͘Δ͜ͱ͸ͳ͍ ⭕ or ❌
    Q3.

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  77. ࠶౓γεςϜΞϥʔτ͕ग़ͯ͘Δ͜ͱ͸ͳ͍ɻ


    Ϣʔβ͕ΞϓϦΛΩϧ͢ΔͱڐՄ͸ແޮʹͳΔ͕ɺ࣍ʹ
    LocationButtonΛλοϓͨ͠ͱ͖ʹ·ͨڐՄ͕༗ޮʹͳΔɻ
    A3. ⭕
    IUUQTEFWFMPQFSBQQMFDPNKQEFTJHOIVNBOJOUFSGBDFHVJEFMJOFT
    QSJWBDZ-PDBUJPOCVUUPO

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  78. ݱࡏ஍͕Θ͔Βͳ͍ͱҙຯ͕ͳ͍ΞϓϦͳͷͰɺҐஔ৘ใͷڐ୚
    ͕ಘΒΕͳ͔ͬͨΒͦͷػೳ͸࢖͑ͳ͍Α͏ʹͨ͠ ⭕ or ❌
    Q4.

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  79. ڐՄ͕ಘΒΕͳͯ͘΋ػೳΛར༻Ͱ͖ΔΑ͏ͳ୅ସखஈΛߟ͑Δ
    ΂͖ɻ


    ྫ͑͹༣ศ൪߸ΛखಈͰೖྗ͓͓ͤͯ͞ΑͦͷҐஔΛ೺Ѳ͢Δɹ
    ͜ͱͰ୅ସͰ͖ͳ͍͔ͳͲΛݕ౼͢Δɻ
    A4. ❌
    IUUQTEFWFMPQFSBQQMFDPNKQBQQTUPSFSFWJFXHVJEFMJOFTQSJWBDZ

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  80. ECαʔϏεͷΞϓϦΛ։ൃ͍ͯ͠·͢ɻ஀ੜ೔ΫʔϙϯΛ഑෍ɹ
    ͍ͨ͠ͷͰɺϢʔβͷ஀ੜ೔ཝΛඞਢ߲໨ʹͨ͠ɻ⭕ or ❌
    Q5.

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  81. ஀ੜ೔ཝΛඞਢʹ͢Δ΂͖Ͱ͸ͳ͍ɻ


    ECΞϓϦͷओཁػೳ͸γϣοϐϯάͰ͋Γɺ஀ੜ೔͕Θ͔Βͳ͘
    ͯ΋ར༻Ͱ͖Δ͸ͣɻΑͬͯɺ೚ҙ߲໨ʹ͢Δͷ͕ྑ͍ɻ
    A5. ❌
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZUFDIUBMLT

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  82. ͍͍໨తจࣈྻ͕ࢥ͍ු͔͹ͳ͔ͬͨͷͰɺ໨తจࣈྻΛઃఆɹ
    ͤͣʹ৹ࠪఏग़ͨ͠ɻ⭕ or ❌
    Q6.

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  83. ໨తจࣈྻ͸ඞͣઃఆ͢Δɻ


    ઃఆͤͣʹ৹ࠪఏग़ͯ͠ɺϦδΣΫτ͞Εͯ͠·ͬͨྫ΋͋Δɻɹ
    ͦ΋ͦ΋ઃఆ͠ͳ͍ͱΫϥογϡͯ͠͠·͏৔߹΋͋Δɻ
    A6. ❌

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  84. • ϓϥΠόγʔΛૄ͔ʹ͠ͳ͍Α͏ʹ͠Α͏


    • ϓϥΠόγʔ4ݪଇΛक͍ͬͯΔ͔ࣗ໰͠Α͏


    • ద੾ͳ໨తจࣈྻΛઃఆ͠Α͏
    ΞϓϦΛ࡞Δͱ͖͸

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  85. • ड෇Λ௨ա͙ͯ͢͠ͷ৔ॴʹ͋Γ·͢


    • ΫΠζ/Ξϯέʔτʹճ౴͢ΔͱΠΠίτ͕͋ΔͷͰͥͻૣΊʹ
    ΏΊΈεϙϯαʔϒʔεʹ͓ӽ͍ͩ͘͠͞


    • ΤϯδχΞืूͯ͠ΔͷͰڵຯ͋Δํ΋ͥͻͲ͏ͧ
    ΏΊΈ͸εϙϯαʔϒʔεΛग़ͯ͠·͢

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