CTF---Web Getting started first question what's a fuck! what the hell is this?

What's a fuck! what the hell is this? Score: 10

• Source: DUTCTF
• Difficulty: Easy
• Number of participants: 7942 people
• Get flag:3358 People
• Number of respondents: 3475 people
• Problem solving pass rate: 97%

What's a fuck! what the hell is this?

Problem Solving Links: http://ctf5.shiyanbar.com/DUTCTF/1.html

"Problem Solving Report":

This is the first question I started writing on the web, what a fuck! The first to see the name, particularly surprised, what is it? A look, really: a bunch of "[", "]", "{", "}", "(", ")", "!", "+" composed of long strings, looks particularly headache, if you have a good understanding of the classmate, a glance can be seen, this is a jother code, I briefly introduce Jother code, Jother is an anonymous function method that uses a small number of characters in the JavaScript language to encode a string, where a few characters include "[", "]", "{", "}", "(", ")", "!", "+". The encoding of any string can be done using only these characters, which is essentially a JavaScript encoding, and the drawbacks we see, the coding is extremely verbose and complex ~ ~ ~

An example is given below:

The code is converted intoJother EncodingBecome extremelylengthy and complex ... To be sure that this code can run on JavaScript, just open the browser (either Firefox or Google Chrome), press F12, enter the code on the console, press ENTER.specific operations such as:

The password is the decryption answer ~ ~ ~

And then it's OK ~ ~ ~

CTF---Web Getting started first question what's a fuck! what the hell is this?