Tags: cryptography misc crypto vigenere 

Rating:

# DawgCTF 2020 – ClearEdge Challenges: The Lady is a Smuggler + Let Her Eat Cake! + Tracking

These are multiple challenges connected together.

The website is at: https://clearedge.ctf.umbccd.io/

The HTML of the page is the following.

```html

<html lang="en-US">
<head>

</head>

<body>



America's first female cryptanalyst, she said: "Our office doesn't make 'em, we only break 'em". On this day, let her eat cake!

Hwyjpgxwkmgvbxaqgzcsnmaknbjktpxyezcrmlja?


GqxkiqvcbwvzmmxhspcsqwxyhqentihuLivnfzaknagxfxnctLcchKCH{CtggsMmie_kteqbx}

</body>
</html>
```

## The Lady is a Smuggler

* **Category:** web/networking
* **Points:** 25

### Challenge

> Our mysterious lady is smuggling a bit of extra information.
>
> https://clearedge.ctf.umbccd.io/
>
> Author: ClearEdge

### Solution

The interesting part is the following.

```html

```

The flag is the following.

```
DawgCTF{ClearEdge_ElizebethSmith}
```

## Let Her Eat Cake!

* **Category:** misc
* **Points:** 75

### Challenge

> She's hungry!
>
> https://clearedge.ctf.umbccd.io/
>
> Author: ClearEdge

### Solution

The web page contains the following encrypted message.

```
Hwyjpgxwkmgvbxaqgzcsnmaknbjktpxyezcrmlja?
GqxkiqvcbwvzmmxhspcsqwxyhqentihuLivnfzaknagxfxnctLcchKCH{CtggsMmie_kteqbx}
```

The message is encrypted with *Vigenère Cipher*. You can bruteforce it with an [on-line tool](https://www.dcode.fr/vigenere-cipher).

The encryption key is `AICGBIJC` and the decrypted text is the following.

```
Howdoyoukeepaprogrammerintheshowerallday?
GivehimabottleofshampoowhichsaysLatherrinserepeatDawgCTF{ClearEdge_crypto}
```

The flag is the following.

```
DawgCTF{ClearEdge_crypto}
```

## Tracking

* **Category:** web/networking
* **Points:** 100

### Challenge

> What's that pixel tracking?
>
> https://clearedge.ctf.umbccd.io/
>
> Author: ClearEdge

### Solution

The interesting part is the following.

```html

```

Using browser console to run the JavaScript will give you the flag.

```
DawgCTF{ClearEdge_uni}
```

Original writeup (https://github.com/m3ssap0/CTF-Writeups/blob/master/DawgCTF%202020/ClearEdge%20Challenges%20-%20The%20Lady%20is%20a%20Smuggler%20%2B%20Let%20Her%20Eat%20Cake%20%2B%20Tracking/README.md).