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
140
dbtを中心に据えた データ分析とプロダクト開発
osuke
1
920
LayerX Privacy Tech事業部紹介 Tech編
osuke
0
140
(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
340
Rustで実装された AWS Nitro Enclaves CLIを読む
osuke
0
310
Rustのパフォーマンスに関するTips
osuke
3
2.7k
ARM TrustZone入門 / ARM TrustZone intro
osuke
3
8k
Anonify
osuke
3
960
Rustのasync/awaitとスケジューラの話 / rust-async-await
osuke
9
3.7k
Other Decks in Technology
See All in Technology
Lambda10周年!Lambdaは何をもたらしたか
smt7174
2
110
Zennのパフォーマンスモニタリングでやっていること
ryosukeigarashi
0
170
OCI Security サービス 概要
oracle4engineer
PRO
0
6.5k
IBC 2024 動画技術関連レポート / IBC 2024 Report
cyberagentdevelopers
PRO
1
110
インフラとバックエンドとフロントエンドをくまなく調べて遅いアプリを早くした件
tubone24
1
430
エンジニア人生の拡張性を高める 「探索型キャリア設計」の提案
tenshoku_draft
1
130
rootlessコンテナのすゝめ - 研究室サーバーでもできる安全なコンテナ管理
kitsuya0828
3
390
誰も全体を知らない ~ ロールの垣根を超えて引き上げる開発生産性 / Boosting Development Productivity Across Roles
kakehashi
2
230
アジャイルでの品質の進化 Agile in Motion vol.1/20241118 Hiroyuki Sato
shift_evolve
0
180
TanStack Routerに移行するのかい しないのかい、どっちなんだい! / Are you going to migrate to TanStack Router or not? Which one is it?
kaminashi
0
600
AWS Media Services 最新サービスアップデート 2024
eijikominami
0
200
これまでの計測・開発・デプロイ方法全部見せます! / Findy ISUCON 2024-11-14
tohutohu
3
370
Featured
See All Featured
GraphQLとの向き合い方2022年版
quramy
43
13k
Fontdeck: Realign not Redesign
paulrobertlloyd
82
5.2k
Build your cross-platform service in a week with App Engine
jlugia
229
18k
Art, The Web, and Tiny UX
lynnandtonic
297
20k
Navigating Team Friction
lara
183
14k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
131
33k
Stop Working from a Prison Cell
hatefulcrawdad
267
20k
How STYLIGHT went responsive
nonsquared
95
5.2k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
4
370
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
38
1.8k
What's new in Ruby 2.0
geeforr
343
31k
Into the Great Unknown - MozCon
thekraken
32
1.5k
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