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
190
dbtを中心に据えた データ分析とプロダクト開発
osuke
1
990
LayerX Privacy Tech事業部紹介 Tech編
osuke
0
170
(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
350
Rustで実装された AWS Nitro Enclaves CLIを読む
osuke
0
330
Rustのパフォーマンスに関するTips
osuke
3
3.1k
ARM TrustZone入門 / ARM TrustZone intro
osuke
3
8.3k
Anonify
osuke
3
1k
Rustのasync/awaitとスケジューラの話 / rust-async-await
osuke
9
3.8k
Other Decks in Technology
See All in Technology
株式会社Awarefy(アウェアファイ)会社説明資料 / Awarefy-Company-Deck
awarefy
3
11k
Apache Iceberg Case Study in LY Corporation
lycorptech_jp
PRO
0
330
JAWS FESTA 2024「バスロケ」GPS×サーバーレスの開発と運用の舞台裏/jawsfesta2024-bus-gps-serverless
ma2shita
3
220
Two Blades, One Journey: Engineering While Managing
ohbarye
4
2.1k
AWSアカウントのセキュリティ自動化、どこまで進める? 最適な設計と実践ポイント
yuobayashi
7
630
Autonomous Database Serverless 技術詳細 / adb-s_technical_detail_jp
oracle4engineer
PRO
17
45k
OCI Success Journey OCIの何が評価されてる?疑問に答える事例セミナー(2025年2月実施)
oracle4engineer
PRO
2
160
自分だけの仮想クラスタを高速かつ効率的に作る kubefork
donkomura
0
100
Goで作って学ぶWebSocket
ryuichi1208
3
2.8k
AWSを活用したIoTにおけるセキュリティ対策のご紹介
kwskyk
0
380
Pwned Labsのすゝめ
ken5scal
2
450
役員・マネージャー・著者・エンジニアそれぞれの立場から見たAWS認定資格
nrinetcom
PRO
4
6.1k
Featured
See All Featured
Java REST API Framework Comparison - PWX 2021
mraible
29
8.4k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
49k
Building Applications with DynamoDB
mza
93
6.2k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
28
9.3k
Why You Should Never Use an ORM
jnunemaker
PRO
55
9.2k
We Have a Design System, Now What?
morganepeng
51
7.4k
What's in a price? How to price your products and services
michaelherold
244
12k
Agile that works and the tools we love
rasmusluckow
328
21k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
GitHub's CSS Performance
jonrohan
1030
460k
Building an army of robots
kneath
303
45k
Build your cross-platform service in a week with App Engine
jlugia
229
18k
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