JavaScript Deobfuscation

Techniques for obfuscation and deobfuscation of JavaScript code.

Obfuscation

Packing

Recognizable by function(p,a,c,k,e,d) BeautifyTools

Advanced Obfuscator

obfuscator.io jsfuck (Uses only 6 characters: ! + [ ] ( )) JJ Encode (Symbols only) AA Encode (Japanese style emoticons)

Deobfuscation

Deminimizing

Browser ({}) Prettier Beautifier

Unpacking

UnPacker Another way might be to print the output instead of running it

Advanced Obfuscator

obfuscator.io jsfuck (Uses only 6 characters: ! + [ ] ( )) JJ Encode (Symbols only) AA Encode (Japanese style emoticons)

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