Hackが好きなエンジニアが組織をHackしてみる考えと実践を経てきたヒストリー

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)BDL͕޷͖ͳΤϯδχΞ͕ ૊৫Λ)BDLͯ͠ΈΔߟ͑ͱ ࣮ફΛܦ͖ͯͨώετϦʔ %FWFMPQFST4VNNJU גࣜձࣾ͏ΔΔഡݪ๺ే

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 2 ࣗݾ঺հ ഡݪ๺ే೥ੜ·Εਆಸ઒ݝग़਎ גࣜձࣾ͏ΔΔ/+44ࣄۀ෦։ൃ՝՝௕ ΤϯδχΞྺɿ೥͘Β͍ 8FCJ04ΞϓϦΤϯδχΞˠΦϑγϣΞ։ൃݱ৔றࡏ ˠ৽نࣄۀ෦ϓϩδΣΫτϦʔμʔˠ։ൃ෦໳੹೚ऀ ˠ৽ଔΤϯδχΞҭ੒੹೚ऀ ˠΤϯδχΞϦϯάϚωʔδϟʔ ޷͖ͳ΋ͷɿ௼Γɺ͓ञɺωί

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 5 Ϋϥ΢υιʔγϯάࣄۀ BPOࣄۀ ͏ΔΔࣄۀશମਤ σʔλೖྗɺεΩϟχϯάɺγες Ϝ։ൃɺ%.ൃૹ౳ɺ͓٬༷ͷϊ ϯίΞۀ຿Λ  Ұׅडୗ  Ϋϥ΢υϫʔΧʔ΍ࠃ಺֎ͷڠྗ ձࣾΛ׆༻͠ɺ͓٬༷΁αʔϏε Λఏڙ ͏ΔΔ͕Ϋϥ΢υϫʔΧʔΛ׆༻ ͠ɺೖࡳ৘ใͷఏڙ౳ͷ͓٬༷ͷ ϐϯϙΠϯτͷχʔζΛຬͨ͢αʔ ϏεΛఏڙ ͓٬༷ Ϋϥ΢υϫʔΧʔ ͓٬༷ͱΫϥ΢υϫʔΧʔΛɺ  ʰγϡϑςΟʱΛ௨ͯ͡௚઀  ͭͳ͙ϓϥοτϑΥʔϜΛఏڙ CGSࣄۀ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 18 )BDLߏ଄Λ஌ΓɺͦͷεΩϚʹೖΓࠐΉ ● ߏ଄Λ஌ΔεΩϚͷࡏΓॲΛ஌Δ ● εΩϚʹೖΓࠐΉεΩϚΛຒΊΔ ● ϥΠϑϋοΫ΋άϩʔεϋοΫ΋γεςϜϋοΫʢΫ ϥοΫؚΉʣ΋ɺ  ͦΕͧΕͷԿΒ͔ͷεΩϚʹೖΓࠐΉ΋ͷ ● ϥΠϑϋοΫ೔ৗʹ͓͚Δੜ׆श׳ͷεΩϚΛຒΊΔ ● γεςϜϋοΫγεςϜʹ͓͚ΔεΩϚʹೖΓࠐΉ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 20 Ϛωδϝϯτͷ࢓ࣄΛ௨ͨۤ͠೰ ࢓ࣄͷର৅ ෆ۩߹ͷ ൃݟͱमਖ਼ ࢓ࣄΛ͢Δ͜ͱʹ ΑΔ੒Ռ ΤϯδχΞ ͱͯ͠ ։ൃۀ຿ ϓϩάϥϜ Ϋϥ΢υٕज़ ϓϩάϥϜΛಡΈ ո͍͠৚݅Λ ಛఆ͠मਖ਼ ϓϩμΫτ मਖ਼͞Εͨػೳ Ϛωʔδϟʔ ͱͯ͠ Ϛωδϝϯτۀ຿ ώτ ϓϩδΣΫτͱ͍ ͏֓೦ ໌֬ͳ,1*΍ ͳΜ͔ͩष͏ࣄ৅ ͔Β՝୊Λݟ͚ͭ ग़͠ɺԾઆཱͯ ໨ͷલͷਓ͕تͿ ͜ͱʁ ͳΜ͔Α͘ͳͬͨ ؾ͕͢ΔνʔϜͷ งғؾʁ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 22 ͠ΜͲ͞Λճආ͢ΔͨΊʹߟ͑ͨ͜ͱ ࢓ࣄͷର৅ ෆ۩߹ͷ ൃݟͱमਖ਼ ࢓ࣄΛ͢Δ͜ͱʹ ΑΔ੒Ռ ΤϯδχΞ ͱͯ͠ ։ൃۀ຿ ϓϩάϥϜ Ϋϥ΢υٕज़ ϓϩάϥϜΛಡΈ ո͍͠৚݅Λ ಛఆ͠मਖ਼ ϓϩμΫτ मਖ਼͞Εͨػೳ Ϛωʔδϟʔ ͱͯ͠ Ϛωδϝϯτۀ຿ ώτ ϓϩδΣΫτͱ͍ ͏֓೦ ໌֬ͳ,1*΍ ͳΜ͔ͩष͏ࣄ৅ ͔Β՝୊Λݟ͚ͭ ग़͠ɺԾઆཱͯ ໨ͷલͷਓ͕تͿ ͜ͱʁ ͳΜ͔Α͘ͳͬͨ ؾ͕͢ΔνʔϜͷ งғؾʁ Ͳ͏ͨ͠Β ෆ࣮֬ੑΛ௿͘ Ͱ͖ΔͩΖ͏͔ Ͳ͏ͨ͠Β ՝୊ͷൃݟΛ ༰қʹͰ͖Δͩ Ζ͏͔ Ͳ͏ͨ͠Β ੒ՌΛΘ͔Γқ ͘Ͱ͖ΔͩΖ͏ ͔

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 23 ͠ΜͲ͞Λճආ͢ΔͨΊʹߟ͑ͨ͜ͱ ࢓ࣄͷର৅ ෆ۩߹ͷ ൃݟͱमਖ਼ ࢓ࣄΛ͢Δ͜ͱʹ ΑΔ੒Ռ ΤϯδχΞ ͱͯ͠ ։ൃۀ຿ ϓϩάϥϜ Ϋϥ΢υٕज़ ϓϩάϥϜΛಡΈ ո͍͠৚݅Λ ಛఆ͠मਖ਼ ϓϩμΫτ मਖ਼͞Εͨػೳ Ϛωʔδϟʔ ͱͯ͠ Ϛωδϝϯτۀ຿ ώτ ϓϩδΣΫτͱ͍ ͏֓೦ ໌֬ͳ,1*΍ ͳΜ͔ͩष͏ࣄ৅ ͔Β՝୊Λݟ͚ͭ ग़͠ɺԾઆཱͯ ໨ͷલͷਓ͕تͿ ͜ͱʁ ͳΜ͔Α͘ͳͬͨ ؾ͕͢ΔνʔϜͷ งғؾʁ Ͳ͏ͨ͠Β ෆ࣮֬ੑΛ௿͘ Ͱ͖ΔͩΖ͏͔ Ͳ͏ͨ͠Β ՝୊ͷൃݟΛ ༰қʹͰ͖Δͩ Ζ͏͔ Ͳ͏ͨ͠Β ੒ՌΛΘ͔Γқ ͘Ͱ͖ΔͩΖ͏ ͔ ։ൃۀ຿Λ΍͍ͬͯͨͱ͖ͱ ಉ͡Α͏ʹߟ͑ͯΈΑ͏

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 28 έʔεɿػೳ͢Δ૊৫Λ࡞͍ͬͯ͘ ● എܠ ● νʔϜϝϯόʔΛେ෯ʹ૿һ͢Δܭը͕ൃ଍ ● Θͨ͠͸աڈʹϚωδϝϯτʹ͓͚ΔࣦഊΛ  ܦݧ͓ͯ͠Γɺେ͖͘ෆ҆Λײ͡Δ ● ʮԿ͔Β΍͍ͬͯ͘΂͖ͩΖ͏͔ʯͱ೰Έ࢝ΊΔ ● ૬๮Ͱ͋Δ΋͏໊ͷϚωʔδϟʔ͕  ͲΜͲΜ৭Μͳ͜ͱΛ࣮ࢪ͍ͯ͘͠

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 29 έʔεɿػೳ͢Δ૊৫Λ࡞͍ͬͯ͘ ● ߏ଄Λཧղ͢Δ ● ػೳ͢Δ૊৫ʹඞཁͳ͜ͱΛߟ͑ɺ  ૊৫ͷཁૉʢνΣελʔɾόʔφʔυʣ ʹ౰ͯ͸ΊΔ ● ݟ͖͑ͯͨεΩϚ ● ϓϩδΣΫτ͕૿͑Δ͕νʔϜͱͯ͠ͷڠಇ͕ඞཁ ● ਓ਺͕૿͑ɺίϛϡχέʔγϣϯ͕رബԽ ● νʔϜͱͯ͠ͷڞ௨ͷ໨త͸௥͍ଓ͚͍ͨ ڞ௨ͷ໨త ڠಇͷҙཉ ίϛϡχ έʔγϣϯ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 33 έʔεɿػೳ͢Δ૊৫Λ࡞͍ͬͯ͘ ● ࢥ͍͖ͭͰ΍͍ͬͯΔͱࢥͬ ͍͕ͯͨɺͦΕͧΕܦݧʹ ཪଧͪ͞Εͨࠜڌ͕͋Δ ● ૊৫ͷ੒ޭ॥؀ϞσϧʢμχΤ ϧɾΩϜʣͱ͍͏ߏ଄͔Βߟ͑ ͯ΋આ໌͕Ͱ͖Δ Ҿ༻ɿ૊৫ͷ੒ޭ॥؀ϞσϧCZμχΤϧɾΩϜʛઘࢁྥҖʛ3VJ*[VNJZBNBʛ౎ࢢઓज़ՈʛOPUF

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 35 έʔεɿΤϯδχΞ૊৫Λձࣾͷ෢ثʹ͍ͯ͘͠ ● എܠ ● ܦӦϨΠϠʔʹٕज़ാग़਎ऀ͕গͳ͘ɺ  Ͳ͏ʹ͔͍ͨ͠ͱ͍͏ձ࿩͕͋ͬͨ ● աڈɺԣ۲ͷ։ൃ૊৫ͷ੹೚ऀΛ΍͍ͬͯͨ ● ੹೚ऀͳͷͰࠓޙͷ։ൃ૊৫ͷ͋Δ΂͖࢟Λ  ߟ͍͑ͯ͘໾ׂΛ͍࣋ͬͯͨ ● ߟ͑ͨ͜ͱ͕ͳ͔ͬͨͷͰࠔͬͨ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 36 έʔεɿΤϯδχΞ૊৫Λձࣾͷ෢ثʹ͍ͯ͘͠ ● ৭ʑͳ͜ͱΛߟ͑ͨ ● ࣗࣾࣄۀΛ͍࣋ͬͯΔձࣾͰͷΤϯδχΞͷ  ଘࡏՁ஋ͬͯͳΜͩΖ͏͔ ● ձ͕ࣾΤϯδχΞͱ͍͏໾ׂʹٻΊ͍ͯΔ͜ͱ͸ͳΜͩΖ͏͔ ● ࣄۀͷ੒Ռʹߩݙ͢ΔͨΊʹ͸։ൃ͚ͩ΍͍ͬͯͯ͸  μϝͳͷͰ͸ͳ͍͔ ● ϢʔβʔʹՁ஋Λಧ͚ΔϓϩμΫτͮ͘ΓͷͨΊͷ  ໾ׂͷͭͰ͔͠ͳ͍ ● ͦͷଞͷ໾ׂ΋ؚΊͯҰ౓੔ཧ͠௚ͯ͠ΈΑ͏ ● ϓϩμΫτϚωδϝϯτͷ͜ͱʹֶ͍ͭͯΜͰΈΑ͏ ● ϓϩμΫτϚωδϝϯτܥͷษڧձʹࢀՃͯ͠ΈΑ͏

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 37 έʔεɿΤϯδχΞ૊৫Λձࣾͷ෢ثʹ͍ͯ͘͠ ● ߏ଄Λཧղ͢Δ ● ϓϩμΫτϚωδϝϯττϥΠΞϯάϧʹ  ౰ͯ͸ΊΔ ● ϓϩμΫτϚωδϝϯττϥΠΞϯάϧʹ͓͚Δ  ෆࡏ໾ׂΛࡲΓ߹ΘͤΔ ● ݟ͖͑ͯͨεΩϚ ● ͦ΋ͦ΋໾ׂΛશମతʹ੔ཧͰ͖͍ͯͳ͍ ● ෆࡏ໾ׂʹ͍ͭͯͲ͏Χόʔ͠߹͏͔ΛࡲΓ߹ΘͤΒΕ͍ͯͳ͍

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 38 έʔεɿΤϯδχΞ૊৫Λձࣾͷ෢ثʹ͍ͯ͘͠ ϓϩμΫτϚωʔδϟʔ $10 ςοΫϦʔυ $50 ϏδωεϚωʔδϟʔ $&0 ΤϯδχΞϦϯάϚωʔδϟʔ 71P& 69Ϛωʔδϟʔ $90 ϚʔέςΟϯάϚωʔδϟʔ $.0 τϥΠΞϯάϧը૾ͷҾ༻ɿ ϓϩμΫτϚωδϝϯττϥ ΠΞϯάϧͱ֤ࣾͷ1.ͷ৬ ੹ͱ+%5BLB6NBEB .FEJVN

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 39 έʔεɿΤϯδχΞ૊৫Λձࣾͷ෢ثʹ͍ͯ͘͠ ● εΩϚΛຒΊΔ ● ϓϩμΫτϚωδϝϯττϥΠΞϯάϧʹର͢Δ  ෆࡏ໾ׂͷຒΊํΛࡲΓ߹ΘͤΔ ● ͦͷதͰݸਓͷΩϟϦΞઓུΛϓϩοτ͢Δ ● ʢ׭྅ܕ૊৫ʹ͓͚Δ໾ׂͱͷؔ࿈੔ཧͱ෼ঠʹ ͍ͭͯ΋ೖΓࠐΈ͍͕ͨɺ·ͩ·ͩಓ൒͹ʣ

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CONFIDENTIAL Copyright © ɹ .CO.,LTD. All rights reserved. 45 ΫϥΠςϦΞࢥߟΛͯ͠Έ·͠ΐ͏ ● ΫϥΠςϦΞ ● $SJUFSJBɿ൑அج४ɺई౓ ● ΫϥΠςϦΞࢥߟ ● ݟ͑ͳ͍΋ͷΛݟ͑ΔΑ͏ʹ͢Δߟ͑ํ ● ߏ଄Λཧղ͢Δ͜ͱʹܨ͕Δߟ͑ํ ● ͱΓ͋͑ͣॻ͖ग़ͯ͠Έͯ໌จԽͯ͠ΈΔͱɺ  εΩϚͷೝࣝ߹Θͤ΋΍Γқ͍ ৄ͍͠࿩͸ɿΫϥΠςϦΞࢥߟͰ૊৫Λਖ਼֬ʹݟΑ͏ͱ͖ͯͨ͠࿩2JJUB