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

Atomic Swap

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Esdras Eduardo Esdras Eduardo
May 27, 2018
Programming
0
16

Atomic Swap

making atomic swap between ethereum and bitcoin

Avatar for Esdras Eduardo

Esdras Eduardo

May 27, 2018
Tweet

More Decks by Esdras Eduardo

See All by Esdras Eduardo
Dapps on Ethereum
Avatar for Esdras Eduardo esdrasedu
0
110
Alarm Arduino
Avatar for Esdras Eduardo esdrasedu
0
49
Continuous Delivery in Elixir
Avatar for Esdras Eduardo esdrasedu
0
160

Other Decks in Programming

See All in Programming
CSC307 Lecture 02
Avatar for Javier Gonzalez-Sanchez javiergs
PRO
1
780
AIフル活用時代だからこそ学んでおきたい働き方の心得
Avatar for shinoyu shinoyu
0
130
AIによるイベントストーミング図からのコード生成 / AI-powered code generation from Event Storming diagrams
Avatar for nrs nrslib
2
1.9k
Spinner 軸ズレ現象を調べたらレンダリング深淵に飲まれた #レバテックMeetup
Avatar for 弁護士ドットコム bengo4com
1
230
AI時代のキャリアプラン「技術の引力」からの脱出と「問い」へのいざない / tech-gravity
Avatar for MinoDriven minodriven
21
7.1k
Vibe Coding - AI 驅動的軟體開發
Avatar for Micky Li mickyp100
0
170
0→1 フロントエンド開発 Tips🚀 #レバテックMeetup
Avatar for 弁護士ドットコム bengo4com
0
560
izumin5210のプロポーザルのネタ探し #tskaigi_msup
Avatar for izumin5210 izumin5210
1
100
AI によるインシデント初動調査の自動化を行う AI インシデントコマンダーを作った話
Avatar for azukiazusa azukiazusa1
1
710
MDN Web Docs に日本語翻訳でコントリビュート
Avatar for uutan1108 ohmori_yusuke
0
650
【卒業研究】会話ログ分析によるユーザーごとの関心に応じた話題提案手法
Avatar for MomokoShirakawa momok47
0
190
FOSDEM 2026: STUNMESH-go: Building P2P WireGuard Mesh Without Self-Hosted Infrastructure
Avatar for Date Huang tjjh89017
0
160

Featured

See All Featured
JAMstack: Web Apps at Ludicrous Speed - All Things Open 2022
Avatar for David Neal reverentgeek
1
330
Product Roadmaps are Hard
Avatar for C. Todd Lombardo iamctodd
PRO
55
12k
Writing Fast Ruby
Avatar for Erik Berlin sferik
630
62k
How Fast Is Fast Enough? [PerfNow 2025]
Avatar for Tammy Everts tammyeverts
3
450
How to make the Groovebox
Avatar for あそなす asonas
2
1.9k
Build your cross-platform service in a week with App Engine
Avatar for Jose L jlugia
234
18k
Why Mistakes Are the Best Teachers: Turning Failure into a Pathway for Growth
Avatar for Umar Saidu Auna auna
0
51
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
38
2.7k
Technical Leadership for Architectural Decision Making
Avatar for Kenny Baas-Schwegler baasie
1
240
Art, The Web, and Tiny UX
Avatar for Lynn Fisher lynnandtonic
304
21k
Jess Joyce - The Pitfalls of Following Frameworks
Avatar for Tech SEO Connect techseoconnect
PRO
1
64
Max Prin - Stacking Signals: How International SEO Comes Together (And Falls Apart)
Avatar for Tech SEO Connect techseoconnect
PRO
0
84

Transcript

  1. Atomic Swap

  2. @esdrasedu [email protected] github.com/esdrasedu

  3. www.314coins.com

  4. www.meetup.com/elug_sp/

  5. www.meetup.com/ethereum_sp

  6. O que é ATOMIC SWAP?

  7. None

  8. Alice Bob

  9. Alice sha256(?) =

  10. Alice

  11. Alice

  12. Bob

  13. Bob

  14. Alice Bob

  15. O que blockchain precisa para o ATOMIC SWAP? • Hash

    function • Smart contract (if else) • Timelocked function
  16. None

  17. Ethereum(Solidity)

  18. BITCOIN/DECRED/LITECOINS... P2SH OP_TRUE OP_IF OP_RIPEMD160 {SECRET} OP_EQUALVERIFY OP_DUP OP_HASH160 {HASH}

    OP_CHECKLOCKTIMEVERIFY

  19. DEMO

  20. Links https://speakerdeck.com/esdrasedu/atomic_swap https://github.com/esdrasedu/atomic_swap https://bitcointalk.org/index.php?topic=193281 https://en.bitcoin.it/wiki/Atomic_cross-chain_trading https://github.com/decred/atomicswap https://hackernoon.com/so-how-do-i-really-do-an-atomic-swap-f797852c7639

  21. Perguntas?