Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
これだけはおさえておきたい コントラクトウォレット一問一答
Search
m0t0k1ch1
April 15, 2022
Technology
1.3k
1
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
これだけはおさえておきたい コントラクトウォレット一問一答
m0t0k1ch1
April 15, 2022
More Decks by m0t0k1ch1
See All by m0t0k1ch1
Account Abstraction の今:ERC4337 概要
m0t0k1ch1
0
300
3 つの目で見る Plasma
m0t0k1ch1
8
4.6k
ash - a Keynote theme by m0t0k1ch1
m0t0k1ch1
0
850
Other Decks in Technology
See All in Technology
渡米前の準備を制す!re:Invent 2026徹底準備術 / The Ultimate Preparation Guide for re:Invent 2026
yuj1osm
1
260
(swiftc) NonCopyableとライフタイム修飾子
teamhimeh
0
130
バフェットコード開発チームの心得(v1.1)
shoe116
0
110
正解のない研修に放り出されて / Being thrown into a training program with no right answers
ohnoeight
1
150
背中から、背中へ ー 社外コミュニティで学んだ「雑に背中を押す」という恩送り ー / easygoing encouragement and pay forward to community
naitosatoshi
0
320
QAエンジニアがSoutherを使ってみたの〜10分でわかるSouther〜
mhlyc
0
120
あなたのDartコードは丸見えかもしれない ~reFlutterで暴くFlutterアプリの中身と多層防御~
zozotech
PRO
0
160
E2Eってつらくないですか?E2Eの管理コストを下げる手段とその実践
akaboshinit
1
210
AWS Continuum for Penetration Testing に Deep Dive してみる
asanoharuki
1
1.4k
なぜAI時代に技術記事を書くのか?どう書くのか? 〜bunの場合〜
kworkdev
PRO
0
130
Vue.jsのGitHubから学ぶ意思決定
yut0naga1_fa
1
270
FinOps Agentが生んだ技術負債:コスト自動調査の落とし穴と解消までの道のり
oasis1994liveforever
3
300
Featured
See All Featured
Six Lessons from altMBA
skipperchong
29
4.5k
Future Trends and Review - Lecture 12 - Web Technologies (1019888BNR)
signer
PRO
0
3.8k
Amusing Abliteration
ianozsvald
1
360
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
254
22k
A designer walks into a library…
pauljervisheath
211
25k
Designing for Timeless Needs
cassininazir
1
530
HDC tutorial
michielstock
2
980
The untapped power of vector embeddings
frankvandijk
2
2k
SEOcharity - Dark patterns in SEO and UX: How to avoid them and build a more ethical web
sarafernandez
0
310
Docker and Python
trallard
47
4.2k
HTML-Aware ERB: The Path to Reactive Rendering @ RubyCon 2026, Rimini, Italy
marcoroth
5
850
Navigating the Design Leadership Dip - Product Design Week Design Leaders+ Conference 2024
apolaine
2
490
Transcript
ίϯτϥΫτΥϨοτ ҰҰ m0t0k1ch1.eth 2022.04.15 EtherTurbo meetup ͜Ε͚͓͓͖͍ͩ͑ͯͨ͞
ࣗݾհ ॴଐɾ৬ 4*7*3"*ODࣥߦһ݉ΤϯδχΞ औΓΜͰ͍Δ͜ͱ VO8BMMFUͱ͍͏ίϯτϥΫτΥϨοτͷઃܭɾ։ൃ ͖ͳ/'5 )BTINBTLTɺ$ZCFS#SPLFST झຯ γʔγϟɺετϦʔτμϯεɺ%5.ɺ-P3 m0t0k1ch1.eth
ίϯτϥΫτΥϨοτͱʁ 2
" ٛʹ ίΞػೳ͕εϚʔτίϯτϥΫτͰ ࣮͞ΕͨΥϨοτ ڱٛʹ ্هͷεϚʔτίϯτϥΫτ෦
ίϯτϥΫτΥϨοτͷΠϝʔδ Ethereum ڱٛ ٛ
ίϯτϥΫτΥϨοτͬͯ ۩ମతʹԿΛͯ͠Δͷʁ 2
" ϝλτϥϯβΫγϣϯ ʢNFUBUYʣ
NFUBUYͷΠϝʔδ Ethereum wallet contract relayer EOA other contract tx tx
tx
NFUBUYͷ࣮ྫ ref. https://github.com/argentlabs/argent-contracts/blob/develop/contracts/modules/RelayerManager.sol Ethereum wallet contract relayer EOA other contract
tx tx tx
NFUBUYͷ࣮ྫ ref. https://github.com/argentlabs/argent-contracts/blob/develop/contracts/modules/RelayerManager.sol Ethereum wallet contract relayer EOA other contract
tx tx tx
ίϯτϥΫτΥϨοτͷڧΈʁ 2
" ηΩϡϦςΟͱϢʔβϏϦςΟΛ ཱ྆Ͱ͖Δ͜ͱ ۩ମతʹ ίϯτϥΫτ͔ͩΒ࣮ͦ͜ݱՄೳͳ ηΩϡϦςΟػߏͱखྉ͍ػߏ
&0"ΥϨοτͷऑΈ w &0"ʹରԠ͢Δൿີ伴Λฆࣦͨ͠Βɺͦ͜Ͱࢼ߹ऴྃ w ࣗྗͰUYखྉͷ҉߸ࢿ࢈Λௐୡ͢Δඞཁ͕͋Δ w ʜ
දతͳͷɺ7JUBMJLCFUUFSͱݴ͏ͯΔιʔγϟϧϦΧόϦʔ ref. https://vitalik.ca/general/2021/01/11/recovery.html ίϯτϥΫτͳΒͰͷηΩϡϦςΟػߏ ൿີ伴ͷฆࣦʹ ରԠՄೳ ʢ౪ͱzಆ͑Δzʣ
ίϯτϥΫτͳΒͰͷखྉ͍ػߏ Ethereum wallet contract relayer EOA other contract tx tx
tx SFMBZFS&0"͕શͯݞΘΓ
ίϯτϥΫτͳΒͰͷखྉ͍ػߏ Ethereum wallet contract relayer EOA other contract tx tx
tx ERC20 contract SFMBZFS&0"͕͍ͨ͠ޙ XBMMFUDPOUSBDU͔Βҙͷ&3$Λऩ tx transfer (<relayerEOA>, …)
ίϯτϥΫτΥϨοτͬͯ ීٴ͢Δͷʁ 2
" ࡢఏҊ͞Εͨ&*1ͷ͓͔͛Ͱ ීٴ͕ݱ࣮ຯΛଳͼ࢝Ί͖ͯ·ͨ͠
""ͷྺ࢙ 2017.02.10 EIP86 Abstraction of transaction origin and signature
ref. https://eips.ethereum.org/EIPS/eip-86 2020.09.04 EIP2938 Account Abstraction ref. https://eips.ethereum.org/EIPS/eip-2938 2021.09.29 EIP4337 Account Abstraction via Entry Point Contract speci fi cation ref. https://eips.ethereum.org/EIPS/eip-4337 1st author
͕ࣗࡢͷ&UIFSFVN"EWFOU$BMFOEBSͰॻ͍ͨهࣄΛ͝ཡ͍ͩ͘͞ ref. https://zenn.dev/sivira/articles/d041f1ac44ca1e ͬͱৄ͘͠Γ͍ͨํ
3PMMVQͷલͰ͋Δ1MBTNBͷఏҊ ref. https://plasma.io/plasma.pdf ͪͳΈʹ
ίϯτϥΫτΥϨοτͷ େ͖ͳ՝Λͭڍ͛ΔͳΒʁ 2
" ίϯτϥΫτͷσϓϩΠίετ
σϓϩΠίετྫ ʹσϓϩΠ͞Εͨ ࣗͷ"SHFOUʢQSPYZDPOUSBDUʣͷ߹ɺ ॾʑͷॳظԽॲཧʹཁͨ͠HBTࠐΈͰ HBT HBTQSJDFΛ(XFJͱ͢Δͱɺ&5) ref. https://etherscan.io/tx/ 0xd2ce8785f312723b9869ac2e59f44fd1bc40757c195fb273c4dc6abf49b75ee7
+1:ࢉͨ͠σϓϩΠίετൺֱ Ծʹ HBTͷ߹ɺ HBTQSJDFΛ(XFJͱ͢Δͱɺ&5)㲈 +1: HBTQSJDFΛ(XFJͱ͢Δͱɺ."5*$㲈+1: HBTQSJDFΛ(XFJͱ͢Δͱɺ&5)㲈+1: πϥ͍ ͍҆ο ·͋ڐ༰ൣғ
͓·͚
ฐࣾͷऔΓΈ ϚεΞμϓγϣϯΛҙࣝ /'5͢ΒΒͳ͍ҰൠϢʔβʔͰѻ͑Δ ϊϯΧετσΟΞϧ8FCΥϨοτ ৽͍ٕ͠ज़Λ׆༻ -ରԠʢ࠷ۙ"SCJUSVNʹରԠ͠·ͨ͠ʣ /'5ͷͨΊͷίϯτϥΫτΥϨοτͰ lԼࠀ্zΛ͕Μͬͯ·͢ʂ
$POUBDU ίϯτϥΫτΥϨοτʹڵຯ͕͋ΔΤϯδχΞ͞Μͪ͜Β https://meety.net/matches/FHQNZgHvWgSh VO8BMMFUͷ׆༻ʹڵຯ͕͋Δاۀ༷ͪ͜Β https://www.about.unwallet.world