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

orrfuscation

Avatar for Mattia Larentis Mattia Larentis
May 08, 2013
Programming
0
140

 orrfuscation

A lightning talk about "obfuscation" in javascript. Never trust sheep.

Avatar for Mattia Larentis

Mattia Larentis

May 08, 2013
Tweet

More Decks by Mattia Larentis

See All by Mattia Larentis
Going isomorphic with Django and React
Avatar for Mattia Larentis nostalgia
0
520
django loves gulp
Avatar for Mattia Larentis nostalgia
0
160
The evolution of CSS - 2
Avatar for Mattia Larentis nostalgia
1
110
The evolution of CSS
Avatar for Mattia Larentis nostalgia
4
310
jQuery
Avatar for Mattia Larentis nostalgia
4
440

Other Decks in Programming

See All in Programming
変化を楽しむエンジニアリング ~ いままでとこれから ~
Avatar for murajun1978 murajun1978
0
680
技術的負債で信頼性が限界だったWordPress運用をShifterで完全復活させた話
Avatar for adachi.ryo rvirus0817
0
430
AIコーディングエージェント全社導入とセキュリティ対策
Avatar for hikae hikaruegashira
16
9.5k
一人でAIプロダクトを作るための工夫 〜技術選定・開発プロセス編〜 / I want AI to work harder
Avatar for r-kagaya rkaga
7
1.4k
あなたとJIT, 今すぐアセンブ ル
Avatar for monochrome sisshiki1969
0
470
Amazon Q CLI開発で学んだAIコーディングツールの使い方
Avatar for matsukada licux
3
180
MCPで実現できる、Webサービス利用体験について
Avatar for syumai syumai
7
2.4k
No Install CMS戦略 〜 5年先を見据えたフロントエンド開発を考える / no_install_cms
Avatar for Masahiko Sakakibara rdlabo
0
470
Reactの歴史を振り返る
Avatar for つちのこ tutinoko
1
170
「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
720
Scale out your Claude Code ~⁨⁩自社専用Agentで10xする開発プロセス~
Avatar for Yuku Kotani yukukotani
8
1.6k
STUNMESH-go: Wireguard NAT穿隧工具的源起與介紹
Avatar for Date Huang tjjh89017
0
230

Featured

See All Featured
Faster Mobile Websites
Avatar for Dean Hume deanohume
308
31k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
1
530
The Straight Up "How To Draw Better" Workshop
Avatar for Dennis Kardys denniskardys
235
140k
Being A Developer After 40
Avatar for Adrian Kosmaczewski akosma
90
590k
Mobile First: as difficult as doing things right
Avatar for Swwweet swwweet
223
9.9k
The Cost Of JavaScript in 2023
Avatar for Addy Osmani addyosmani
51
8.8k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
35
2.5k
Into the Great Unknown - MozCon
Avatar for Noah Learner thekraken
40
2k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
Avatar for Michelle Schulp Hunt marktimemedia
31
2.5k
Agile that works and the tools we love
Avatar for Rasmus Luckow-Nielsen rasmusluckow
329
21k
Building an army of robots
Avatar for Kyle Neath kneath
306
45k
GraphQLの誤解/rethinking-graphql
Avatar for sonatard sonatard
71
11k

Transcript

  1. orrfuscation

  2. April 18 at 9:03pm

  3. ([]+{})[!0<<-~(1<<1)]+ ([]+!-[])[1<<1-1]+([]+!- [])[1<<1-1]+unescape((/ %/+[[]+1/!1])[1]+(/1/ [1]+[])[1%1]+(+!1)+(+! 1)+(/<</[1]+[])[1<<- ~(1^1)<<!0]+([]+!!-[]) [~~(1^1)+!0])

  4. brainfuck?

  5. linguaggio “nomale”?

  6. javascript!

  7. ([]+{})[!0<<-~(1<<1)]+ ([]+!-[])[1<<1-1]+([]+!- [])[1<<1-1]+unescape((/ %/+[[]+1/!1])[1]+(/1/ [1]+[])[1%1]+(+!1)+(+! 1)+(/<</[1]+[])[1<<- ~(1^1)<<!0]+([]+!!-[]) [~~(1^1)+!0])

  8. Orrú

  9. ([]+{})[!0<<-~(1<<1)]

  10. []+{} “[object Object]”

  11. “[object Object]”[!0<<-~(1<<1)]

  12. !0 1

  13. (1<<1) 2

  14. ~2 -3

  15. 1<<3 8

  16. “[object Object]”[8] “O”

  17. ([]+!-[])[1<<1-1]

  18. -[] 0

  19. []+!-[] “true”

  20. “true”[1<<1-1]

  21. 1<<1 2

  22. “true”[1] “r”

  23. unescape((/%/+[[]+1/!1]) [1]+(/1/[1]+[])[1%1]+(+! 1)+(+!1)+(/<</[1]+[]) [1<<-~(1^1)<<!0]+([]+!!- [])[~~(1^1)+!0]) “ú”

  24. “O” + “r” + “r” + “ú”

  25. None