Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Zerochain: A privacy-protecting layer on top of...

Osuke
July 22, 2019
Technology
1
1.1k

Zerochain: A privacy-protecting layer on top of Substrate

Osuke

July 22, 2019
Tweet

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
170
dbtを中心に据えた データ分析とプロダクト開発
osuke
1
960
LayerX Privacy Tech事業部紹介 Tech編
osuke
0
160
(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
320
Rustのパフォーマンスに関するTips
osuke
3
2.9k
ARM TrustZone入門 / ARM TrustZone intro
osuke
3
8.2k
Anonify
osuke
3
990
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
深層学習と3Dキャプチャ・3Dモデル生成（土木学会応用力学委員会 応用数理・AIセミナー）
pfn
PRO
0
460
あなたの人生も変わるかも？AWS認定2つで始まったウソみたいな話
iwamot
3
860
東京Ruby会議12 Ruby と Rust と私 / Tokyo RubyKaigi 12 Ruby, Rust and me
eagletmt
3
880
なぜfreeeはハブ・アンド・スポーク型の データメッシュアーキテクチャにチャレンジするのか？
shinichiro_joya
2
510
DMMブックスへのTipKit導入
ttyi2
1
110
[IBM TechXchange Dojo]Watson Discoveryとwatsonx.aiでRAGを実現!座学①
siyuanzh09
0
110
Cloudflareで実現する AIエージェント ワークフロー基盤
kmd09
0
290
EMConf JP の楽しみ方 / How to enjoy EMConf JP
pauli
2
150
デザインシステムを始めるために取り組んだこと - TechTrain x ゆめみ ここを意識してほしい！リファクタリング勉強会
kajitack
1
110
駆け出しリーダーとしての第一歩〜開発チームとの新しい関わり方〜 / Beginning Journey as Team Leader
kaonavi
0
130
comilioとCloudflare、そして未来へと向けて
oliver_diary
6
450
ドメイン駆動設計の実践により事業の成長スピードと保守性を両立するショッピングクーポン
lycorptech_jp
PRO
13
2.4k

Featured

See All Featured
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
356
29k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
49
2.2k
How to train your dragon (web standard)
notwaldorf
89
5.8k
Java REST API Framework Comparison - PWX 2021
mraible
28
8.3k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
3.6k
Practical Orchestrator
shlominoach
186
10k
Thoughts on Productivity
jonyablonski
68
4.4k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
330
21k
Rails Girls Zürich Keynote
gr2m
94
13k
Optimising Largest Contentful Paint
csswizardry
33
3k
Rebuilding a faster, lazier Slack
samanthasiow
79
8.8k
Unsuck your backbone
ammeep
669
57k

Transcript

  1. ;FSPDIBJO 0TVLF4VEP!-BZFS9*OD+VM

  2. ;FSPDIBJO BQSJWBDZQSPUFDUJOHCMPDLDIBJO w 0OUPQPG4VCTUSBUF w 1SPWJEJOHTPNFTVCTUSBUFNPEVMFTBOEUPPMLJUTGPS QSPUFDUJOHTFOTJUJWFEBUBTUPSFEPODIBJO

  3. 1SJWBDZJO;FSPDIBJO w 5IFpSTUHPBMPG;FSPDIBJOJTQSPWJEJOHTFDVSFBOE F⒏DJFOUQSJWBDZQSPUFDUJOHBTTFUTQSPUPDPM w 5SBOTGFSSFEBNPVOUT FBDIBDDPVOUCBMBODF BOE JEFOUJUJFTPGTFOEFSBOESFDJQJFOUBSFQSJWBUF

  4. ;FSPDIBJOPWFSWJFX 1SJWBDZPSJFOUFEBQQMJDBUJPOT DPOpEFOUJBMBOPOZNPVTQBZNFOU FUDʜ ;FSPDIBJO ;FUIFS [L4OBSLT 4VCTUSBUF

  5. 4VCTUSBUF w "CBTJTCMPDLDIBJOQMBUGPSNEFWFMPQFECZ1BSJUZ w 8FDBOCVJMEBQQMJDBUJPOTQFDJpDNPEVMFTPOUPQPGJU %BUBCTF 4VCTUSBUF 11 OFUXPSLJOH $POTFOTVT

    5YRVFVF ɾɾɾ

  6. 4VCTUSBUFNPEVMFTBOESVOUJNF

  7. ;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

  8. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC "MJDFTFOET FODSZQZFEDPJOTUP#PC

  9. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD  &OD

     "MJDFTFOET FODSZQZFEDPJOTUP#PC

  10. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD  &OD

     &OD  &OD  Š &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC

  11. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD  &OD

      &OD   &OD  6QEBUFE CBMBODF &OD  &OD  Š &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC

  12. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD  &OD

      &OD   &OD  6QEBUFE CBMBODF &OD  &OD  Š &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC %FDSZQUJPO DPJOT

  13. $POpEFOUJBMQBZNFOU "DDPVOUCBTFEIPNPNPSQIJDFODSZQUJPOTDIFNF "EESFTT@BMJDF PODIBJO "EESFTT@CPC -JGUFE&MHBNBM FODSZQUJPO &OD  &OD

      &OD   &OD  6QEBUFE CBMBODF &OD  &OD  Š &ODSZQUFE BNPVOU 5Y "MJDFTFOET FODSZQZFEDPJOTUP#PC %FDSZQUJPO DPJOT

  14. 7FSJpDBUJPOQBSU YCEFDCECDBCFDDEFBFFFDGDBCGD
 FCDDGBBDECCDEGDGFFBGFCBDBGDFEGDFEE &OD  CZUFT

  15. 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

  16. [L4/"3,T<(SPUI> 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU

    ' Y Z

  17. [L4/"3,T<(SPUI> 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU

    ' Y Z "NPVOUJTOPUPWFSqPX "NPVOU &ODSZQUFEBNPVOU

  18. [L4/"3,T<(SPUI> QL WL 4FUVQ 'GVODUJPO 1SPWFS 7FSJpFS PODIBJO QSPPG 'GVODUJPO

    YQSJWBUFJOQVU ZQVCMJDJOQVU 'GVODUJPO ZQVCMJDJOQVU ' Y Z "NPVOUJTOPUPWFSqPX "NPVOU &ODSZQUFEBNPVOU

  19. 8IZ[L4/"3,T w 4JHOJpDBOUMZTNBMMQSPPGTBOEF⒏DJFOUWFSJpDBUJPO w (SFBUDPNNVOJUZ BXTPNFUPPMDIBJOTEFWFMPQFECZ;DBTI w %PXOTJEFJTUSVTUFETFUVQ w 4PMVUJPOT

    w .1$ [DBTI  w 6OJWBSTBMBOEVQEBUBCMF434 40/*$

  20. ;FSPDIBJOQSPUPDPM w )ZCSJETPMVUJPOT w ;FUIFS)JHIMFWFMQSJWBDZTDIFNFXIJDIUBLFTBO BDDPVOUCBTFEBQQSPBDI w ;DBTIUPPMDIBJO#BTJT;FSPLOPXMFEHFQSPWJOH TZTUFNT w

    4VCTUSBUF$PSFCMPDLDIBJOMBZFSXIJDIQSPWJEFT 11OFUXPSLJOH EBUBCBTF DPOTFOTVTFOHJOF FUD

  21. "VEJUBCJMJUZ w 'PSSFBMXPSMEVTBHF BVEJUBCJMJUZJTBOJNQPSUBOU BTQFDU w 1SPUFDUJOHGSPNUIJOHTMJLF".- w "QQSPQSJBUFFOUJUJFTBSFTVQQPTFEUPBVEJUDFSUBJO VTFS`TNPOFZqPXTJOTPNFpOBODJBMVTFDBTFT

  22. ,FZDPNQPOFOUTGPSBVEJUBCJMJUZ 3FSBOEPNJ[FE TJHOJOHLFZ 3FSBOEPNJ[FE WFSJGZJOHLFZ 4QFOEJOHLFZ 1SPPGHFOFSBUJPO LFZ %FDSZQUJPOLFZ &ODSZQUJPOLFZ

    1SJWBUFLFZ 1VCMJDLFZ SBOEPNJ[F SBOEPNJ[F

  23. ,FZDPNQPOFOUTGPSBVEJUBCJMJUZ 3FSBOEPNJ[FE TJHOJOHLFZ 3FSBOEPNJ[FE WFSJGZJOHLFZ 4QFOEJOHLFZ 1SPPGHFOFSBUJPO LFZ %FDSZQUJPOLFZ &ODSZQUJPOLFZ

    1SJWBUFLFZ 1VCMJDLFZ SBOEPNJ[F SBOEPNJ[F

  24. $VSSFOUTUBUVTPG;FSPDIBJO w IUUQTHJUIVCDPN-BZFS9DPN[FSPDIBJO w 0QFOTPVSDF w *NQMFNFOUFEJO3VTU

  25. $VSSFOUTUBUVTPG;FSPDIBJO w 4VQQPSUFECZ8FCGPVOEBUJPOHSBOUQSPHSBN w "MQIBWFSJTXPSLJOH w 6OEFSEFWFMPQNFOUGPSQSPEVDUJPOSFBEZ w (FUUJOHTFDVSJUZSFWJFXT NPSFPQUJNJ[BUJPO

    BOE NBLJOHEPDVNFOUBUJPOTʜ

  26. ;'BDF w "OJOUFSGBDFGPSJOUFSBDUJOHXJUI;FSPDIBJO w -PXMFWFMXBMMFUGFBUVSFTBOEDSZQUPHSBQIJDUPPMT w $PNNBOEMJOFVUJMJUJFTQPXFSFECZ;'BDFJT BWBJMBCMFOPX

  27. 'VUVSFXPSLT w "EEJOHJOUFSBTUJOHGBODUJPOBMJUJFT w QSJWBDZNJOUCVSO BUPNJDFYDIBOHFT NVMUJTJHOBUVSFʜ w #FJOHDPNQBUJCMFXJUIBNPEVMFGPS6590CBTFEQSJWBUF DPNQVUBUJPOT

    FY;&9&  w *NQMFNFOUJOHBUPZ4POJD w IUUQTHJUIVCDPN-BZFS9DPNMYTPOJD

  28. 5IBOLZPV