Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Zerochain: A privacy-protecting layer on top of...
Search
Osuke
July 22, 2019
Technology
1
1.1k
Zerochain: A privacy-protecting layer on top of Substrate
Osuke
July 22, 2019
Tweet
Share
More Decks by Osuke
See All by Osuke
特許データを使ったマルチモーダルAIの検証事例@LLMProd#4
osuke
0
210
dbtを中心に据えた データ分析とプロダクト開発
osuke
1
1k
LayerX Privacy Tech事業部紹介 Tech編
osuke
0
180
(SCIS2021) Anonify: プライバシーを保護した 検証可能な状態遷移モジュール
osuke
1
360
Rustで実装された AWS Nitro Enclaves CLIを読む
osuke
0
350
Rustのパフォーマンスに関するTips
osuke
3
3.2k
ARM TrustZone入門 / ARM TrustZone intro
osuke
3
8.4k
Anonify
osuke
3
1k
Rustのasync/awaitとスケジューラの話 / rust-async-await
osuke
9
3.9k
Other Decks in Technology
See All in Technology
LangfuseでAIエージェントの 可観測性を高めよう!/Enhancing AI Agent Observability with Langfuse!
jnymyk
0
170
CBになったのでEKSのこともっと知ってもらいたい!
daitak
1
150
MCP Documentation Server @AI Coding Meetup #1
yyoshiki41
2
2.6k
Ops-JAWS_Organizations小ネタ3選.pdf
chunkof
2
120
20250408 AI Agent workshop
sakana_ai
PRO
15
3.4k
LangChainとLangGiraphによるRAG・AIエージェント実践入門「10章 要件定義書生成Alエージェントの開発」輪読会スライド
takaakiinada
0
130
GitHub MCP Serverを使って Pull Requestを作る、レビューする
hiyokose
2
710
Webアプリを Lambdaで動かすまでに考えること / How to implement monolithic Lambda Web Application
_kensh
7
1.2k
Lakeflow Connectのご紹介
databricksjapan
0
100
自分の軸足を見つけろ
tsuemura
2
590
Classmethod AI Talks(CATs) #21 司会進行スライド(2025.04.17) / classmethod-ai-talks-aka-cats_moderator-slides_vol21_2025-04-17
shinyaa31
0
440
Startups On Rails 2025 @ Tropical on Rails
irinanazarova
0
250
Featured
See All Featured
VelocityConf: Rendering Performance Case Studies
addyosmani
328
24k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
49k
Optimizing for Happiness
mojombo
377
70k
Build The Right Thing And Hit Your Dates
maggiecrowley
35
2.6k
GitHub's CSS Performance
jonrohan
1030
460k
Reflections from 52 weeks, 52 projects
jeffersonlam
349
20k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
356
30k
Large-scale JavaScript Application Architecture
addyosmani
512
110k
[RailsConf 2023] Rails as a piece of cake
palkan
54
5.4k
Building an army of robots
kneath
304
45k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
23
2.6k
Optimising Largest Contentful Paint
csswizardry
36
3.2k
Transcript
;FSPDIBJO 0TVLF4VEP!-BZFS9*OD+VM
;FSPDIBJO BQSJWBDZQSPUFDUJOHCMPDLDIBJO w 0OUPQPG4VCTUSBUF w 1SPWJEJOHTPNFTVCTUSBUFNPEVMFTBOEUPPMLJUTGPS QSPUFDUJOHTFOTJUJWFEBUBTUPSFEPODIBJO
1SJWBDZJO;FSPDIBJO w 5IFpSTUHPBMPG;FSPDIBJOJTQSPWJEJOHTFDVSFBOE F⒏DJFOUQSJWBDZQSPUFDUJOHBTTFUTQSPUPDPM w 5SBOTGFSSFEBNPVOUT FBDIBDDPVOUCBMBODF BOE JEFOUJUJFTPGTFOEFSBOESFDJQJFOUBSFQSJWBUF
;FSPDIBJOPWFSWJFX 1SJWBDZPSJFOUFEBQQMJDBUJPOT DPOpEFOUJBMBOPOZNPVTQBZNFOU FUDʜ ;FSPDIBJO ;FUIFS [L4OBSLT 4VCTUSBUF
4VCTUSBUF w "CBTJTCMPDLDIBJOQMBUGPSNEFWFMPQFECZ1BSJUZ w 8FDBOCVJMEBQQMJDBUJPOTQFDJpDNPEVMFTPOUPQPGJU %BUBCTF 4VCTUSBUF 11 OFUXPSLJOH $POTFOTVT
5YRVFVF ɾɾɾ
4VCTUSBUFNPEVMFTBOESVOUJNF
;FUIFS w ;FUIFSJTBOF⒏DJFOU andGVMMZEFDFOUSBMJ[FE,DPOpEFOUJBMQBZNFOU NFDIBOJTNUIBUJTDPNQBUJCMFXJUITNBSUDPOUSBDUQMBUGPSNT w )PNPNPSQIJDFODSZQUJPOTDIFNFIJEFTUSBOTGFSSFEBNPVOUTBOE BDDPVOUCBMBODFT w "OBDDPVOUCBTFEBQQSPBDIGPSF⒏DJFODZBOEVTBCJMJUZ
w "WPJEJOH6590BDDVNVMBUJPO w ;FSPDIBJOVTFT[L4/"3,TJOTUFBEPG4JHNBCVMMFUT w 5IFTUBUFNFOUTJO[L4/"3,TBSFCBTFEPO;FUIFSQSPUPDPM w #FOFEJLU#VO[ 4IBTIBOL"HSBXBM .BIEJ;BNBOJ BOE%BO#POFI
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC "MJDFTFOET FODSZQZFEDPJOTUP#PC
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD &OD
"MJDFTFOET FODSZQZFEDPJOTUP#PC
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD &OD
&OD &OD &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD &OD
&OD &OD 6QEBUFE CBMBODF &OD &OD &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD &OD
&OD &OD 6QEBUFE CBMBODF &OD &OD &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC %FDSZQUJPO DPJOT
$POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD &OD
&OD &OD 6QEBUFE CBMBODF &OD &OD &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC %FDSZQUJPO DPJOT
7FSJpDBUJPOQBSU YCEFDCECDBCFDDEFBFFFDGDBCGD FCDDGBBDECCDEGDGFFBGFCBDBGDFEGDFEE &OD CZUFT
7FSJpDBUJPOQBSU YCEFDCECDBCFDDEFBFFFDGDBCGD FCDDGBBDECCDEGDGFFBGFCBDBGDFEGDFEE &OD CZUFT • A transferred amount
is within a valid range. (Not negative) • Sender has enough balance. • It is encrypted by a correct encryption key • … [L4/"3,T
[L4/"3,T<(SPUI> 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU
' Y Z
[L4/"3,T<(SPUI> 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU
' Y Z "NPVOUJTOPUPWFSqPX "NPVOU &ODSZQUFEBNPVOU
[L4/"3,T<(SPUI> QL WL 4FUVQ 'GVODUJPO 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO
YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU ' Y Z "NPVOUJTOPUPWFSqPX "NPVOU &ODSZQUFEBNPVOU
8IZ[L4/"3,T w 4JHOJpDBOUMZTNBMMQSPPGTBOEF⒏DJFOUWFSJpDBUJPO w (SFBUDPNNVOJUZ BXTPNFUPPMDIBJOTEFWFMPQFECZ;DBTI w %PXOTJEFJTUSVTUFETFUVQ w 4PMVUJPOT
w .1$ [DBTI w 6OJWBSTBMBOEVQEBUBCMF434 40/*$
;FSPDIBJOQSPUPDPM w )ZCSJETPMVUJPOT w ;FUIFS)JHIMFWFMQSJWBDZTDIFNFXIJDIUBLFTBO BDDPVOUCBTFEBQQSPBDI w ;DBTIUPPMDIBJO#BTJT;FSPLOPXMFEHFQSPWJOH TZTUFNT w
4VCTUSBUF$PSFCMPDLDIBJOMBZFSXIJDIQSPWJEFT 11OFUXPSLJOH EBUBCBTF DPOTFOTVTFOHJOF FUD
"VEJUBCJMJUZ w 'PSSFBMXPSMEVTBHF BVEJUBCJMJUZJTBOJNQPSUBOU BTQFDU w 1SPUFDUJOHGSPNUIJOHTMJLF".- w "QQSPQSJBUFFOUJUJFTBSFTVQQPTFEUPBVEJUDFSUBJO VTFS`TNPOFZqPXTJOTPNFpOBODJBMVTFDBTFT
,FZDPNQPOFOUTGPSBVEJUBCJMJUZ 3FSBOEPNJ[FE TJHOJOHLFZ 3FSBOEPNJ[FE WFSJGZJOHLFZ 4QFOEJOHLFZ 1SPPGHFOFSBUJPO LFZ %FDSZQUJPOLFZ &ODSZQUJPOLFZ
1SJWBUFLFZ 1VCMJDLFZ SBOEPNJ[F SBOEPNJ[F
,FZDPNQPOFOUTGPSBVEJUBCJMJUZ 3FSBOEPNJ[FE TJHOJOHLFZ 3FSBOEPNJ[FE WFSJGZJOHLFZ 4QFOEJOHLFZ 1SPPGHFOFSBUJPO LFZ %FDSZQUJPOLFZ &ODSZQUJPOLFZ
1SJWBUFLFZ 1VCMJDLFZ SBOEPNJ[F SBOEPNJ[F
$VSSFOUTUBUVTPG;FSPDIBJO w IUUQTHJUIVCDPN-BZFS9DPN[FSPDIBJO w 0QFOTPVSDF w *NQMFNFOUFEJO3VTU
$VSSFOUTUBUVTPG;FSPDIBJO w 4VQQPSUFECZ8FCGPVOEBUJPOHSBOUQSPHSBN w "MQIBWFSJTXPSLJOH w 6OEFSEFWFMPQNFOUGPSQSPEVDUJPOSFBEZ w (FUUJOHTFDVSJUZSFWJFXT NPSFPQUJNJ[BUJPO
BOE NBLJOHEPDVNFOUBUJPOTʜ
;'BDF w "OJOUFSGBDFGPSJOUFSBDUJOHXJUI;FSPDIBJO w -PXMFWFMXBMMFUGFBUVSFTBOEDSZQUPHSBQIJDUPPMT w $PNNBOEMJOFVUJMJUJFTQPXFSFECZ;'BDFJT BWBJMBCMFOPX
'VUVSFXPSLT w "EEJOHJOUFSBTUJOHGBODUJPOBMJUJFT w QSJWBDZNJOUCVSO BUPNJDFYDIBOHFT NVMUJTJHOBUVSFʜ w #FJOHDPNQBUJCMFXJUIBNPEVMFGPS6590CBTFEQSJWBUF DPNQVUBUJPOT
FY;&9& w *NQMFNFOUJOHBUPZ4POJD w IUUQTHJUIVCDPN-BZFS9DPNMYTPOJD
5IBOLZPV