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

Atomic Swap

Avatar for Esdras Eduardo Esdras Eduardo
May 27, 2018
Programming
0
12

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
45
Continuous Delivery in Elixir
Avatar for Esdras Eduardo esdrasedu
0
160

Other Decks in Programming

See All in Programming
Rails Frontend Evolution: It Was a Setup All Along
Avatar for Svyatoslav Kryukov skryukov
0
320
ISUCON研修おかわり会 講義スライド
Avatar for Yuki Yata arfes0e2b3c
1
480
「次に何を学べばいいか分からない」あなたへ──若手エンジニアのための学習地図
Avatar for panda_program panda_program
3
640
可変性を制する設計: 構造と振る舞いから考える概念モデリングとその実装
Avatar for Akira Suenami a_suenami
2
490
Startups on Rails in Past, Present and Future–Irina Nazarova, RailsConf 2025
Avatar for Irina Nazarova irinanazarova
0
290
PHPカンファレンス関西2025　基調講演
Avatar for SUGIMOTO Kei sugimotokei
5
930
中級グラフィックス入門～効率的なメッシュレット描画～
Avatar for Pocol projectasura
2
1.3k
プロダクトという一杯を作る - プロダクトチームが味の責任を持つまでの煮込み奮闘記
Avatar for 幡ヶ谷亭直吉 hiliteeternal
0
130
構文解析器入門
Avatar for ydah ydah
7
1.8k
Jakarta EE Meets AI
Avatar for ivargrimstad ivargrimstad
0
280
Gemini CLIの"強み"を知る！ Gemini CLIとClaude Codeを比較してみた！
Avatar for Kota Hisafuru kotahisafuru
2
150
可変変数との向き合い方 $$変数名が踊り出す$$ / php conference Variable variables
Avatar for Gunji gunji
0
230

Featured

See All Featured
Practical Tips for Bootstrapping Information Extraction Pipelines
Avatar for Matthew Honnibal honnibal
PRO
21
1.3k
Learning to Love Humans: Emotional Interface Design
Avatar for Aarron Walter aarron
273
40k
Intergalactic Javascript Robots from Outer Space
Avatar for Vicent Martí tanoku
271
27k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
Avatar for Tammy Everts tammyeverts
8
370
The Cult of Friendly URLs
Avatar for Andy Hume andyhume
79
6.5k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
Avatar for Chris Coyier chriscoyier
507
140k
RailsConf 2023
Avatar for Aaron Patterson tenderlove
30
1.2k
Designing Experiences People Love
Avatar for Jonathan Moore moore
142
24k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
Avatar for Dan Newman danielanewman
229
22k
Fireside Chat
Avatar for paigeccino paigeccino
37
3.5k
Optimizing for Happiness
Avatar for Tom Preston-Werner mojombo
379
70k
How GitHub (no longer) Works
Avatar for Zach Holman holman
314
140k

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?