Retty における Signal Sciences の導入事例 / Fastly Yamagoya 2021

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3FUUZʹ͓͚Δ4JHOBM4DJFODFTͷ ಋೖࣄྫ Yuya Koda 2021/12/08

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ࣗݾ঺հ ໊લ ޾ా༏࠸ ͜͏ͩΏ͏΍ ͓࢓ࣄ ΠϯϑϥΤϯδχΞ ޷͖ͳ͓ళ 4"70:ຑ෍े൪ళ 5XJUUFS !QPOLJP@P IUUQTVTFSSFUUZNF

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͋ͳͨʹBESTͳ ͓ళ͕ݟ͔ͭΔ

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"HFOEB 8"'ಋೖͷഎܠ 8"'ͷݕ౼ 4JHOBM4DJFODFTΛ༻͍ͨ1P$ͷ࣮ࢪ ࢖ͬͯΈͯײͨ͡4JHOBM4DJFODFTͷεΰ͍ͱ͜Ζ UFSSBGPSNQSPWJEFSTJHTDJͷ׆༻ࣄྫ ·ͱΊ

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8"'ಋೖͷഎܠ

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ಋೖͷഎܠ ΞΫηεϩάͳͲͰ࣌ʑ؍ଌ͸͍ͯͨ͠΋ͷͷɺ೥݄຤ͷ্৔ޙ͔Β߈ܸͱࢥΘΕΔ ϦΫΤετ͕໨ཱͭΑ͏ʹ w 42-J΍944ΛૂͬͨϦΫΤετ w ಛʹSFUUZNF͸ݹ͍ϖʔδ΋ଘࡏ͠ɺ͜ΕΒ͕ສશʹରࡦ͞Ε͍ͯΔͱ͸ ݴ͑ͳ͍ঢ়گʜ w ͓ߦّͷѱ͍CPUʹΑΔେྔͷϖʔδΫϩʔϧ w ͦΕʹ൐͏%#ͷෛՙ্ঢ΋ى͖͍ͯͨ🔥 → Ͱ͖Δ͚ͩ WAF ϨΠϠʔͰ๷ޚ͍ͨ͠

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"848"'ͷࢼݧಋೖ ͱ͋ΔΠϯγσϯτൃੜ࣌ʹɺۓٸͰ"848"'Λಋೖ͢Δ΋શ͘νϡʔχϯάΛͤͣʹ ಋೖͨͨ͠Ίɺ'BMTF1PTJUJWF͕େྔൃੜ͠αʔϏεʹো֐͕ൃੜ ٸ͗Ͱ8"'Λಋೖͨ࣌͠ͷ༷ࢠ

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"848"'ͷࢼݧಋೖ ͦͷޙεςʔδϯά؀ڥͳͲͰࢼͯ͠ΈΔ΋ɺ࣮ࡍͷӡ༻ʹ৐ͤΔͨΊʹ͸ϦΫΤετຖͷ ࡉ͔͍νϡʔχϯά΍ܧଓతͳϧʔϧͷௐ੔͕ඞਢʹͳΓͦ͏ͩͬͨ😢 σϑΥϧτͷϧʔϧͰݕग़͞ΕͨϦΫΤετ

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8"'ͷݕ౼

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8"'ͷݕ౼ ଞࣾͷ8"'ͱൺֱͨ͠ॴɺԼهͷΑ͏ͳϙΠϯτͰ4JHOBM4DJFODFT͕Ϛονͨ͠😀 w ӡ༻ίετͷ௿͞ w ϖʔδຖʹਖ਼نදݱΛॻ͘Α͏ͳ͜ͱ͸ͳΔ΂͘ආ͚͍ͨ w ໢ཏతʹαΠτશମΛอޢ͍ͨ͠ w ۚમతͳίετ w 8"'ͷӡ༻୅ߦαʔϏεͳͲΛ࢖͏ͱ8"'ຊମҎ֎ʹ΋ग़අ͕ʜ w ಋೖͷ͠΍͢͞ w μ΢ϯλΠϜͳ͠Ͱಋೖ͍ͨ͠ w ෦෼తʹಋೖ͍ͨ͠ → Signal Sciences Ͱ PoC Λ࣮ࢪ͢Δ͜ͱʹ

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4JHOBM4DJFODFT1P$ͷ࣮ࢪ

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"HFOU8"'ͱ$MPVE8"' Agent WAF Cloud WAF ྉۚ ˕ ˚ ϨΠςϯγʔ ˕ ̋ ಋೖ࣌ͷखܰ͞ ˚ ˕ ӡ༻ίετ ̋ ˕ w "HFOU8"' w ࣗ෼ͨͪͰ"HFOUΛηοτΞοϓͯ͠ར༻͢ΔλΠϓ 1SPYZ.PEVMF w ॳճͷ"HFOUͷߏங΍ΞοϓσʔτͳͲܧଓతͳอक͕ඞཁ w $MPVE8"' w 4JHOBM4DJFODFT͕ࣾ؅ཧ͢Δ"HFOUΛ࢖༻͢ΔλΠϓ w 4JH4DJଆͰ"HFOU͕؅ཧ͞Εɺಋೖ͸%/4Λ੾Γସ͑ΔͷΈ 4JHOBM4DJFODFTͷதͰ΋େ͖͘छྨͷಋೖํ๏͕͋Δ

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$MPVE8"'ͷಋೖ 0SJHJOͱͳΔΤϯυϙΠϯτΛ4JH4DJࣾʹ఻͑Δ 4JH4DJଆͰొ࿥͕ඞཁͳͨΊ 4JHOBM4DJFODFTμογϡϘʔυ্Ͱূ໌ॻͷΞοϓϩʔυ αʔϏε ྫTFSWJDFSFUUZNF ͷϨίʔυΛ4JH4DJ͔ࣾΒࢦఆ͞Εͨ$/".&ʹมߋ ൺֱతϦΫΤετ͕গͳ͘ɺ%/4੾Γସ͑Ͱ΋Өڹൣғ͕খ͍͞αʔϏεʹ͸$MPVE8"' Λಋೖ TFSWJDFSFUUZNF "QQ4FSWFS $MPVE8"' TFSWJDFSFUUZNF $/".&YYTJHTDJDMPVEXBGDPN

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"HFOU8"'ͷಋೖ 1SPYZ.PEFͰಈ࡞͢Δ4JH4DJ"HFOUΛߏங 4JH4DJ"HFOUͷVQTUSFBNͱͯ͠0SJHJO "QQ4FSWFS Λࢦఆ લஈͷ/(*/9ͷVQTUSFBNΛ4JH4DJ"HFOUʹมߋ ൺֱతϦΫΤετ͕ଟ͘ɺ%/4੾Γସ͑ͩͱӨڹൣғ͕େ͖͍αʔϏεʹ͸"HFOU8"' Λಋೖ SFUUZNF 4JH4DJ"HFOU 3FWFSTF1SPYZ /(*/9 "QQ4FSWFS

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"HFOUNPEFʹ͍ͭͯ w /PUCMPDLJOH ໿ϲ݄ w ϦΫΤετΛه࿥͢ΔͷΈͰɺ࣮ࡍͷϒϩοΫ͸ߦΘͳ͍ w #MPDLJOH ໿िؒ w ҰఆҎ্ѱҙͷ͋ΔϦΫΤετΛड͚ͨΒϒϩοΫ͢Δ w ϒϩοΫͨ͠ϗετͰ΋ѱҙͷͳ͍௨ৗͷϦΫΤετ͸ड͚෇͚Δ αʔϏεӨڹΛग़͞ͳ͍ͨΊʹϞχλϦϯά͔ͯ͠ΒϒϩοΫϞʔυʹҠߦͨ͠

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4JHOBM4DJFODFTͷ͕͜͜εΰΠʂ

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खܰʹಋೖͰ͖Δ "HFOU8"'$MPVE8"'ڞʹಋೖͷख͕ؒ΄ͱΜͲ͔͔Βͳ͔ͬͨ w $MPVE8"'Ͱඞཁͳ࡞ۀ͸ূ໌ॻͷΞοϓϩʔυͱ%/4ͷ੾Γସ͑ͷΈ w ΞϓϦέʔγϣϯଆͷมߋ΋ෆཁ w "HFOU8"'ͷ৔߹͸؀ڥʹ߹Θ༷ͤͯʑͳܗͰ૊ΈࠐΊΔͨΊɺ෦෼తʹಋೖ͢Δ ͜ͱ΋Մೳ w 3FWFSTF1SPYZ w 8FC4FSWFS.PEVMF /(*/9 "QBDIF **4 w -BOHVBHF.PEVMF +BWB /PEFKT 1ZUIPO

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'BMTF1PTJUJWFͷগͳ͞ ࠷େͷݒ೦఺Ͱ͋ͬͨ'BMTF1PTJUJWF͕ͱʹ͔͘গͳ͍ w ϲ݄൒ͷ1P$ظؒதʹൃݟ͞Εͨ'BMTF1PTJUJWF͸ͳΜͱ݅ w ͔͠΋༧Ίઃఆͨ͠ڐՄϧʔϧͳͲ͸ͳ͘ɺͨͩ௨͚ͨͩ͠ͷঢ়ଶ w 'BMTF/FHBUJWF͕ଟ͍͔ͱݴΘΕΔͱͦΜͳ͜ͱ΋ͳ͘ɺ͔ͬ͠Γݕ஌͸͞Ε͍ͯΔ w ʮͷϢʔβ͕ຊ൪؀ڥͰϒϩοΫϞʔυΛ࢖༻͍ͯ͠Δʯͷ΋ೲಘ 0'$6450.&34*/'6--#-0$,*/(.0%&*/130%6$5*0/

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ӡ༻ίετͷ௿͞ 8"'ͷӡ༻୅ߦͳͲΛར༻ͤͣͱ΋ࣗࣾͰे෼ʹ؅ཧͰ͖Δ w ʮϖʔδ͕૿͑Δͨͼʹਖ਼نදݱΛݟ௚͢ʯͳͲͷ࡞ۀ͕جຊతʹඞཁͳ͍ w ϓϦηοτతͳ5FNQMBUFE3VMFT΋༻ҙ͞Ε͓ͯΓɺྫ͑͹ʮϩάΠϯͷࣦഊʯͳͲ Λ؆୯ʹઃఆϞχλϦϯά΋Ͱ͖Δ -PHJO'BJMVSFͷ5FNQMBUFE3VMFTͷը໘

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෼͔Γ΍͍͢μογϡϘʔυͱઃఆը໘ ͘͢͝γϯϓϧͳ6*Ͱ௚ײతʹૢ࡞͠΍͍͢ w ௚ײతͳ6*Ͱʮ͋Ε͕ݟ͍ͨʯͱࢥͬͨ৘ใʹ͙͢ʹḷΓண͚Δ w ϧʔϧʹ͍ͭͯ΋༧Ί༻ҙ͞ΕͨϑΟʔϧυΛຒΊΔͱ࡞੒Ͱ͖Δ w ਖ਼نදݱ΋ར༻Մೳ w ಠࣗͷϦετΛ࡞੒ͯ͠*TJOMJTU*TOPUJOMJTUΛࢦఆͨ͠Γ΋Ͱ͖Δ 4JUF3VMFTͷ࡞੒ը໘

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-JTUΛ࢖༻ͨ͠3VMFͷઃఆྫ ྫ͑͹ɺ༧Ίάϩʔόϧ*1ΞυϨεϦετΛ࡞੒͓͍ͯͯ͠ɺ*TJOMJTUΛࢦఆ͢Δ͜ͱͰ ΦϑΟε͔ΒͷΞΫηεΛࣝผͭͭ͠ɺϒϩοΫ͠ͳ͍ϧʔϧΛ؆୯ʹઃఆͰ͖Δ

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5FSSBGPSN1SPWJEFSͷ׆༻ࣄྫ

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ެࣜͷ5FSSBGPSN1SPWJEFS ެࣜͰ5FSSBGPSN1SPWJEFS͕༻ҙ͞Ε͍ͯΔͨΊઃఆͷίʔυ؅ཧ͕Ͱ͖Δ w 4JH4DJͷ΄ͱΜͲͷઃఆΛ5FSSBGPSNͰهड़͢Δ͜ͱ͕Ͱ͖Δ w Ұ෦ରԠ͍ͯ͠ͳ͍΋ͷ΋͋Δ ࠓޙʹظ଴ IUUQTHJUIVCDPNTJHOBMTDJFODFTUFSSBGPSNQSPWJEFSTJHTDJ

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UFSSBGPSNQSPWJEFSTJHTDJͷ׆༻ࣄྫ ฐࣾͰ͸ରԠ͍ͯ͠ͳ͍ϦιʔεҎ֎͸͢΂ͯ5FSSBGPSNͰ؅ཧ͢ΔΑ͏ʹ͠ɺ13࡞੒Ͱ $*͔ΒUFSBSGPSNQMBOΛ࣮ߦ͠ɺ̼FSHFͰUFSSBGPSNBQQMZ͢ΔΑ͏ʹ͍ͯ͠·͢ 8"'ΛϒϩοΫϞʔυʹมߋ͢Δ13Λग़͍ͯ͠Δ༷ࢠ

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·ͱΊ

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ಋೖͯ͠ΈͯͲ͏͔ͩͬͨ w શମΛ௨ͯ͠ w 'BMTF1PTJUJWF͕ͱʹ͔͘গͳ͍ w ਖ਼نදݱͷௐ੔Έ͍ͨͳ΍͕ͭجຊ͍Βͳ͍ w 'BMTF/FHBUJWF΋গͳ͘ɺͪΌΜͱ߈ܸΛݕ஌ͯ͘͠ΕΔ w $MPVE8"' w ಋೖ͕؆୯Ͱอक΋ඞཁͳ͘ӡ༻ָ͕ w τϥϑΟοΫྔʹΑͬͯ͸ίετ͕ωοΫʹͳΔ͜ͱ΋ w "HFOU8"' w ߏங͸ඞཁͳ΋ͷͷɺͦ͜·Ͱେ͖͘ӡ༻ʹखؒ͸औΒΕͳ͍ҹ৅ w ಋೖλΠϓʹ༷ʑͳબ୒ࢶ͕͋Γɺࣗࣾʹ͋ͬͨ΋ͷΛ࢖͑Δͷ͸"HFOU8"' ͷ͍͍ͱ͜Ζ

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͋Γ͕ͱ͏͍͟͝·ͨ͠