TRUSTED CLIENT [EASY]
Description
Developers don't always have time to setup a backend service when prototyping code. Storing credentials on the client side should be fine as long as it's obfuscated right?
Short Solution Description / Tags
JSFuck Deobfuscation
Solution

This challenge's web application has user authz functionality.

The validation for username and password is on client side using JSFuck.

I decoded the JSFuck by JSFuck Language Translator, I got the correct username and password, the password is flag.