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

orrfuscation

Mattia Larentis
May 08, 2013
Programming
0
140

 orrfuscation

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

Mattia Larentis

May 08, 2013
Tweet

More Decks by Mattia Larentis

See All by Mattia Larentis
Going isomorphic with Django and React
nostalgia
0
520
django loves gulp
nostalgia
0
160
The evolution of CSS - 2
nostalgia
1
100
The evolution of CSS
nostalgia
4
310
jQuery
nostalgia
4
440

Other Decks in Programming

See All in Programming
GoとPHPのインターフェイスの違い
shimabox
2
210
Boost Performance and Developer Productivity with Jakarta EE 11
ivargrimstad
0
770
Open source software: how to live long and go far
gaelvaroquaux
0
660
Grafana Loki によるサーバログのコスト削減
mot_techtalk
1
150
1年目の私に伝えたい！テストコードを怖がらなくなるためのヒント/Tips for not being afraid of test code
push_gawa
1
510
Honoのおもしろいミドルウェアをみてみよう
yusukebe
1
230
SwiftUI Viewの責務分離
elmetal
PRO
2
270
15分で学ぶDuckDBの可愛い使い方 DuckDBの最近の更新
notrogue
3
490
5分で理解する SOLID 原則 #phpcon_nagoya
shogogg
1
300
pylint custom ruleで始めるレビュー自動化
shogoujiie
0
150
kintone開発を効率化するためにチームで試した施策とその結果を大放出！
oguemon
0
120
Ruby on cygwin 2025-02
fd0
0
180

Featured

See All Featured
Art, The Web, and Tiny UX
lynnandtonic
298
20k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
30
2.2k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
eileencodes
21
2.5k
Build The Right Thing And Hit Your Dates
maggiecrowley
34
2.5k
A designer walks into a library…
pauljervisheath
205
24k
Large-scale JavaScript Application Architecture
addyosmani
511
110k
How to train your dragon (web standard)
notwaldorf
91
5.9k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
280
13k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
330
21k
RailsConf 2023
tenderlove
29
1k
Typedesign – Prime Four
hannesfritz
40
2.5k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
12
990

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