Tags: web encode encoding 

Rating: 2.0

# Path of Double-Dipping

**Category**: Web \
**Points**: 85

Opening the given link: `http://web3.affinityctf.com` gives us the Challange name and description,
![ndc](ndc.png)
Basically From the description you'll see the author gives u a directory.
and You'll see Double word in the Name
first thing to came your mind it's URL DOUBLE "ENCODING" the lost word
i'll use this website for double encoding https://www.url-encode-decode.com/
and encode the given dir twice,
![urltwice](urltwice.png)

and put it into the url like this,and will get the flag.
![flag](flag.png)

The flag is `AFFCTF{1s7r1pl3D1p83tt3r?}`

Original writeup (https://github.com/Red-Knights-CTF/writeups/tree/master/2020/affinity_ctf_lite/Path%20of%20Double-Dipping).