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CloudflareのCAPTCHAを使って ユーザ体験を下げず不正利用を排除する / Clo...
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linyows
July 14, 2023
Technology
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CloudflareのCAPTCHAを使って ユーザ体験を下げず不正利用を排除する / Cloudflare's captcha case study that does not degrade ux
Cloudflare Meetup Fukuoka vol1のLT資料です
linyows
July 14, 2023
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Transcript
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.FFUVQ'VLVPLB7PM 5PNPIJTB0EB (.0ϖύϘϗεςΟϯάࣄۀ෦ 4FOJPS&OHJOFFSJOH-FBE !MJOZPXT
.FFUVQ'VLVPLB7PM എܠͱ՝ ϗεςΟϯάࣄۀऀʹҎԼͷܧଓతͳෆਖ਼ར༻͕͋Δɻ ⚫︎ ϑΟογϯάαΠτͷઃஔ ⚪︎ લஈʹ$%/͕͋ͬͯΦϦδϯ͕Ӆṭ͞ΕͨΓ͢Δ ⚫︎ ϑΟογϯάϝʔϧͷେྔૹ৴ ⚪︎
ྉۚͷࢧ͍Λ͠ͳ͍ͱૹΕͳ͍ ⚫︎ ΫϨδοτΧʔυͷେྔτϥϯβΫγϣϯ ⚪︎ ୯ҰΞΧϯτͰͳ͘ෳΞΧϯτʹΑΔʢ୯ҰΞΧϯτͰ͋Εܾࡁߦۀऀͷػೳʹ ΑΔ੍ݶ͕Մೳʣ
.FFUVQ'VLVPLB7PM 🧑💻 💳 "DDPVOU" "DDPVOU# ʜʜ 1BZNFOU1MBUGPSN 💳 💳 💳
💳 💳 💳 ❌
⚠͍ΘΏΔ$"15$)"Λͬͯ ෳΞΧϯτͷಈత࡞ΛͰ͖ͳ͍Α͏ʹ͢Δ
.FFUVQ'VLVPLB7PM $"15$)"ͱ $"15$)"νϟϨϯδϨεϙϯεܕ ςετͷҰछͰɺԠऀ͕ίϯϐϡʔλ Ͱͳ͍͜ͱΛ֬ೝ͢ΔͨΊʹΘΕΔɻ ҎԼɺ༗໊ͳSF$"15$)"ͷྫɻ $IBMMFOHF $IBMMFOHF 🧑💻
.FFUVQ'VLVPLB7PM ֤$"15$)"ͷൺֱ ͪ͜ΒࣾධՁͰ༻͍ͨͷͰ͕͢ɺߴ͍͍ͷධՁ͕ᐆດͳͷͰׂѪ͠·͢ɻ ✔︎ ✔︎
.FFUVQ'VLVPLB7PM 5VSOTUJMFͷΈ ෦ͷΈʹ͍ͭͯެ։͞Ε͍ͯΔใͱͯ͠ҎԼɻ ⚫︎ ϢʔβʔνϟϨϯδΛ͠ͳ͍ ⚫︎ ૢ࡞ෆཁͳҰ࿈ͷখ͞ͳ+BWB4DSJQUͰ1SPPGPG8PSL1SPPGPG4QBDFͷνϟϨϯδ࣮ߦ ⚫︎ ػցֶशϞσϧΛͬͯϢʔβͷڞ௨͔ΒܭࢉͷқΛௐ͢Δ ⚫︎
ϓϥΠϕʔτΞΫηετʔΫϯʢݕূσόΠε͕ݞΘΓʣΛར༻͠ɺ$PPLJFΛ୳ͨ͠Γɺ $PPLJFΛͬͯใऩूͨ͠Γ͠ͳ͍
None
'SPOUFOE #BDLFOE $MPVE fl BSF
ΜͰɺͲ͏ͩͬͨͷ͔ʁ🧐
.FFUVQ'VLVPLB7PM ಋೖޮՌ ʹϦϦʔεͦ͠ͷޙൃੜ͍ͯ͠Δ͕͕ଓ͍͍ͯΔɻ
.FFUVQ'VLVPLB7PM ⚫︎ ϢʔβʔମݧΛԼ͛ͳ͍$"15$)"ΛಋೖͰ͖ͨ ⚫︎ ಋೖޙʹಛผͳӡ༻ͳ͍ɺτϥϒϧͳ͠ ⚫︎ ࠓͷͱ͜Ζແྉ ⚫︎ ෆਖ਼ར༻ͷݮগͱͷҼՌ͕ؔෆ໌ͳͷͰࠓ༷ࢠݟঢ়ଶ ·ͱΊ
$MPVE fl BSF5VSOTUJMFΊͪΌྑ͍Ͱ͢ɻ