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信頼ルールはGoogle Drive共有の孫の手になるか?

fnifni
September 15, 2023

信頼ルールはGoogle Drive共有の孫の手になるか?

BTCON2023の登壇資料です

fnifni

September 15, 2023
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  1. Will the trust rule be the granddaddy of Google Drive

    sharing? Considering the Pain of Google Drive Sharing … At Business Technology Conference Japan 2023 2023.01.21 / Lecture by Hirokazu
  2. Who am I !? Hirokazu Yoshida @ CloudNative Inc. Job

    : Security Engineer Community : Security-JAWS Recent Interests : Data Governance 
 ɹɹɹɹɹɹɹɹPrivacy
  3. Types of Google Drive • ڞ༗υϥΠϒ • ෦໳΍ϓϩδΣΫτɾΠϕϯτɺ֎෦ڞ༗ઌͳͲͷ༻్͝ͱʹڞ༗υϥΠϒΛ࡞ͬͯ؅ཧ • γϯϓϧͳ؅ཧݖݶ

    
 ؅ཧऀɺίϯςϯπ؅ཧऀɺ౤ߘऀɺӾཡऀʢίϝϯτՄʣɺӾཡऀ • ϑΝΠϧ΍ϑΥϧμͷΦʔφʔ͸ɺνʔϜʹͳΔ • ΰϛശ͸30೔Ͱ׬શ࡟আ or ؅ཧऀ͕खಈͰ׬શ࡟আʢ෮ݩ͸ɺ౤ߘऀҎ্Ͱ࣮ࢪՄೳʣ
  4. Types of Google Drive • ϚΠυϥΠϒ • ݸਓతͳϑΝΠϧ΍ඇެ։ϑΝΠϧ(1on1ϝϞɺ৬ೳධՁͳͲϓϥΠόγʔ͕ؾ ʹͳΔ΋ͷ)Λ֨ೲ •

    ϑΝΠϧ΍ϑΥϧμͷΦʔφʔ͸ɺ࡞੒ͨ͠ϢʔβʔʹͳΔ • Ϣʔβʔ͕͍ͳ͘ͳΔͱɺίϯςϯπ΋ফ͑Δ • ΰϛശ͸30೔Ͱ׬શ࡟আʢ෮ݩ͸ϑΝΠϧͷΦʔφʔͰ࣮ࢪՄೳʣ
  5. Best Practice (shared drive) • ڞಉฤू΍ΈΜͳͰࢀর͢Δ΋ͷΛ֨ೲ͢Δ • ޡ࡟আ͕৺഑ͳΒɺ౤ߘऀҎԼʹݶఆ͢Δ • ϝϯόʔΛա౓ʹ௥Ճ͗͢͠ͳ͍Α͏ͭͭ͠ɺGoogleάϧʔϓΛར༻

    • ίϯςϯπͷڞ༗͸੹೚Λ࣋ͬͯߦ͏ • ϑΥϧμ಺ʹϑΥϧμ͕͋Δ৔߹͸ɺΞΫηεݖΛཹҙ͠ɺ 
 ΞΫηεݖ؅ཧ͕೉͘͠ͳͬͨΒϑΥϧμߏ଄Λ࠶ฤ͢Δ • ໋໊نଇʢࣾ಺ɾࣾ֎ɺΞʔΧΠϒɾਐߦதɺ஍Ҭ໊ͳͲͷ઀಄จࣈʣΛ͚ͭΔ
  6. Best Practice (shared drive) : reprint • ڞಉฤू΍ΈΜͳͰࢀর͢Δ΋ͷΛ֨ೲ͢Δ • ޡ࡟আ͕৺഑ͳΒɺ౤ߘऀҎԼʹݶఆ͢Δ

    • ϝϯόʔΛա౓ʹ௥Ճ͗͢͠ͳ͍Α͏ͭͭ͠ɺGoogleάϧʔϓΛར༻ • ίϯςϯπͷڞ༗͸੹೚Λ࣋ͬͯߦ͏ • ϑΥϧμ಺ʹϑΥϧμ͕͋Δ৔߹͸ɺΞΫηεݖΛཹҙ͠ɺ 
 ΞΫηεݖ؅ཧ͕೉͘͠ͳͬͨΒϑΥϧμߏ଄Λ࠶ฤ͢Δ • ໋໊نଇʢࣾ಺ɾࣾ֎ɺΞʔΧΠϒɾਐߦதɺ஍Ҭ໊ͳͲͷ઀಄จࣈʣΛ͚ͭΔ
  7. A Glimpse of Google Drive's Philosophy in Best Practices •

    Google Driveʹ֨ೲͨ͠ίϯςϯπͷڞ༗΍ΞΫηεݖ؅ཧ ͸ɺར༻ऀͷࡋྔʹҕͶΒΕ͍ͯΔ • ϑΥϧμߏ଄͸ར༻ঢ়گʹԠͯ͡ɺར༻ऀ͕ࣗൃతʹݟ௚͢΋ ͷͱ͍ͯ͠Δ • ϚΠυϥΠϒ಺ͷίϯςϯπͷڞ༗ํ๏΋ར༻ऀͷࡋྔ
  8. A common scene on site (1) • ͜ͷϑΝΠϧΛڞ༗͍͚ͨ͠Ͳɺ૬खνʔϜʹϑΥϧμͷΞΫη εݖ͕ͳ͍͠ɺϑΥϧμͷΞΫηεݖ؅ཧͷݖݶ΋ͳ͍ •

    ͍·ɺ͜ͷϑΝΠϧ͚ͩݟͤΒΕΕ͹͍͍ • Կਓ͔͍Δ͚Ͳɺෳ਺νʔϜʹؔ܎ऀ͕͍Δ͠ɺ͍͍ͪͪಛ ఆϢʔβʔΛࢦఆ͢Δͷ΋ɺ࿙Ε͕͋Γͦ͏Ͱμϧ͍ɻ • ͜ͷϑΝΠϧͷͨΊʹϑΥϧμ࡞੒ਃ੥ͱ͔΋ͬͱμϧ͍ɻ
  9. A common scene on site (1) • νϟοτϧʔϜͷެ։ൣғ ʹσʔλͷެ։ൣғ •

    ޙ͔ΒνϟοτϧʔϜʹ 
 ࢀՃͨ͠ਓ΋ݟΒΕΔ • ͦ͜·Ͱߟ͑ͯ·͢ʁ
  10. A common scene on site (2) • ֎෦ͱେ͖͍ϑΝΠϧΛڞ༗͍͚ͨ͠Ͳɺਃ੥खଓ͖͕൥ࡶͰɺ ϝʔϧ΋࢖͑ͳ͍ •

    ๩͍͠͠ɺʮ͍·ɺ΍Γ͍ͨʯ • ֎෦͔Βͷট଴Λड͚ͯͦ͜ʹஔ͜͏ • ςφϯτઃఆͰ֎෦ڞ༗Λېࢭ͍ͯ͠Δ৔߹͸ɺΞοϓϩʔ υ͸ෆՄͰ͋Δ͕ɺطଘϑΝΠϧͷฤू΍্ॻ͖อଘ͸Մೳ
  11. A common scene on site (2) • ଞࣾςφϯτ͸ɺݸਓͷ gmail.comͷ৔߹΋͋Δ •

    CASBͰ͸ࣗࣾςφϯτ΁ ͷΞοϓϩʔυͱࣝผ • ট଴Λड͚Δ͜ͱࣗମ͸ࢭ ΊΒΕͣɺه࿥΋͞Εͳ͍
  12. A common scene on site (Summary) • Google Driveࣗମ͸ɺར༻ऀͷϦςϥγʔʹґଘ͢Δઃܭࢥ૝ •

    ެ։ൣғ΍ΞΫηεݖʹ͍ͭͯɺ࢛࿡࣌தߟ͍͑ͯΔਓͳΜͯ ͍·͢ʁ • ςφϯτઃఆ΍ϑΥϧμઃܭɺӡ༻ϧʔϧΛఆΊͯ΋ɺ 
 ศརػೳʹΑͬͯɺൈ͚݀తʹར༻Ͱ͖Δ
  13. What are trust rules? • ৴པϧʔϧʹΑΓɺ؅ཧऀ͸಺෦͓Αͼ֎෦ͷڞ༗Λ੍ݶ͢Δ ϙϦγʔΛద༻Ͱ͖·͢ɻ • ૊৫୯Ґ΍άϧʔϓ୯ҐͰϧʔϧΛઃఆͰ͖ΔͨΊɺ͢΂ͯͷ Ϣʔβʔʹରͯ͠แׅతͳϙϦγʔΛద༻͢ΔΑΓ΋ɺΑΓ͖

    Ίࡉ͔͍Ξϓϩʔν͕ՄೳʹͳΓ·͢ɻ • Google Workspace Ent Plus / Ent Std, Edu Plus / Edu Std https://workspaceupdates.googleblog.com/2022/11/google-drive-trust-rules- generally-available.html
  14. What are trust rules? • ϚʔέςΟϯά νʔϜ͕Φʔφʔͱͳ͍ͬͯΔϑΝΠϧΛɺ ύʔτφʔ૊৫ͷಛఆͷϢʔβʔͱڞ༗͢Δ͜ͱΛڐՄ͢Δɻ • ૊৫಺ͷଞͷνʔϜ͕Φʔφʔͱͳ͍ͬͯΔϑΝΠϧΛɺύʔ

    τφʔ૊৫ͱڞ༗Ͱ͖ͳ͍Α͏ʹϒϩοΫ͢Δɻ • ύʔτφʔ૊৫಺ͷଞͷνʔϜ͕૊৫಺ͷͲͷϢʔβʔͱ΋ ϑΝΠϧΛڞ༗Ͱ͖ͳ͍Α͏ʹϒϩοΫ͢Δɻ https://support.google.com/a/answer/10621317
  15. What are trust rules? • ൣғɿϙϦγʔͷద༻ൣғ (૊৫ or / and

    άϧʔϓ - আ֎Մ) • τϦΨʔɿڞ༗ or / and ड৴ • ৚݅ɿڞ༗ or ड৴͢Δ૬ख (૊৫ or / and άϧʔϓ - আ֎ෆՄ) • ૢ࡞ɿڐՄ or ڋ൱ https://support.google.com/a/answer/10621317
  16. In short, it looks like this • ڞ༗ͱड৴͕Ұகͨ͠૬खͷΈ ڞ༗͕Ͱ͖Δ •

    ֎෦Ϣʔβʔ͸Ұக͠ͳͯ͘ ΋Α͍ • ڋ൱͕ڧ͍ͷͰڐՄΛ͍͔ʹ 
 ૊Έ߹ΘͤΔ͔͕ΧΪ • Ϣʔεέʔε͕ෳࡶͩͱ…
  17. It's easy to get started, but... • ৴པϧʔϧΛ༗ޮԽ͢Δͱɺطଘͷςφϯτ֎෦ڞ༗ઃఆ͕ແޮͱͳΓɺ 
 σϑΥϧτͷ৴པϧʔϧ͕࡞੒͞ΕΔ

    • ݱࡏͷςφϯτ֎෦ڞ༗ઃఆΛؑΈͨϧʔϧ͕࡞੒͞ΕΔͷͰɺ 
 ৴པϧʔϧΛ༗ޮԽ͚ͨͩ͠Ͱ͸Өڹ͸ൃੜ͠ͳ͍ • ࡞੒ͨ͠৴པϧʔϧ͕༗ޮʹ࡞༻͍ͯ͠Δ͔͸ɺτϥΠΞϯυΤϥʔͰͷ֬ೝͱͳΔ 
 ݕূ؀ڥΛ༻ҙͯ͠࡞ΓࠐΉͷ͕͓קΊ • ৴པϧʔϧΛແޮԽ͢Δͱɺ੾Γ໭ΔͷͰۓٸ࣌΋҆৺ (?)
  18. It is a step-by-step process • ૊৫΍άϧʔϓؒͷ 
 ڞ༗Մ൱ؔ܎Λ੔ཧ •

    ڞ༗Մ൱ؔ܎Λجʹઃఆʹམ ͱ͠ࠐΉ • γφϦΦΛ࡞ͬͯಈ࡞֬ೝ • Ϣʔεέʔε͕ෳࡶͩͱ…
  19. Concept of Trust Rules • ৴པϧʔϧ͸ɺΨʔυϨʔϧͱͯ͠࢖͏ • Ϣʔβʔମݧ͸มΘΒͳ͍ɻ 
 ແअؾʹڞ༗ͯ͠΋Βͬͯ΋͔·Θͳ͍ɻ

    • ૊৫ઃܭతʹڐՄ͠ͳ͍ൣғ΁ͷڞ༗Λ๷͙͜ͱ͕Ͱ͖Δ • Ͱ͖Δ͚ͩγϯϓϧʹߏ੒͢Δͷ͕ྑͦ͞͏
  20. Use cases that may be addictive • ୹ظޏ༻ऀ༻Ϣʔβʔʹର͢Δެ։ൣғ౷੍ • ϝʔϧ΍ࣾ಺γεςϜͷར༻ͷͨΊʹGWSΞΧ΢ϯτΛൃߦ͍ͯ͠Δ

    • νϟοτʹ΋ࢀՃ͢ΔͷͰURLʹ৮ΕΔػձ΋͋Δ͕ɺ 
 ڞ༗υϥΠϒͰڐՄͨ͠σʔλҎ֎ͷࣾ಺σʔλʹ৮Εͤͨ͘͞ͳ͍ • ϚΠυϥΠϒ͸࢖ͬͯ΋͍͍͕ɺ֎෦ͱڞ༗ͤͨ͘͞ͳ͍
  21. Use cases that may be addictive • ֎෦ڞ༗ΛϗϫΠτϦετʢ·ͨ͸ېࢭʣϙϦγʔపఈ • ڞ༗ͱड৴ΛಛఆυϝΠϯͷΈʹݶΔ͜ͱͰɺ

    
 ैདྷͷൈ͚݀ʢड৴ͨ͠ڞ༗ίϯςϯπ΁ͷ্ॻ͖ʣΛ࠹͙ • ֎෦ڞ༗͸Google Drive͸ར༻͠ͳ͍͕ɺۀऀͷݟੵΓडྖͳ Ͳྫ֎తʹಛఆ෦໳ɾάϧʔϓͷΈGoogle DriveΛ༻͍ͨ֎෦ ͱͷڞ༗ (ड৴) ΛڐՄ͢Δ
  22. Use cases that may not work • ࡒ຿νʔϜ͸ΤάθΫςΟϒνʔϜͱ͚ͩڞ༗͢Δ • ಛఆνʔϜؒͱ͚ͩڞ༗Ͱ͖Ε͹͍͍ɻͳΜͯ͋Δʁ

    • ڞ༗υϥΠϒͷϑΥϧμߏ଄ͱݖݶઃఆΛ 
 ͜·Ίʹϝϯςφϯε͓ͯ͠Γɺۀ຿಺༰ͷఆ͕ٛ໌֬Ͱɺ 
 ͦΕલఏͰۀ຿ઃܭ͞Ε͍ͯΔ…ͳͲϝλཁૉ͕ඞཁͦ͏
  23. To make it easier to do • ·ͣɺࣾ಺ڞ௨తͳڐՄϙϦγʔΛ༻ҙͯ͠શମʹద༻ • ݸผͷ੍ޚΛ͍ͨ͠૊৫΍άϧʔϓ͸আ֎͢Δ

    • ݸผͷ੍ޚΛ͍ͨ͠૊৫΍άϧʔϓ޲͚ͷڐՄϙϦγʔΛద༻ • ڋ൱ϙϦγʔ͸ɺࡉ͔͍άϧʔϓ΍૊৫ʹରͯ͠ݕ౼ • جຊతʹ͸ɺڐՄ͠ͳ͚Ε͹͍͍ͷͰɺઈରېࢭͷέʔεͷΈར༻