Tags: osint 

Rating:

> I need to study for a class but the quizlet I'm using has jumbled up answers that just don't make sense. Can you figure out how to read it?
>
> https://quizlet.com/882185739/sherlock-flash-cards/?funnelUUID=acf2df22-5f5c-4a67-9131-d0b6b18047df

When we go to the Quizlet application, we see the Twitter link of the inventor.

![](https://margheritaviola.com/wp-content/uploads/2024/03/image-88.png)

The Twitter account “Vigenère cipher! ? HACK” shows us what the answers on the cards are encrypted with and the encryption key.

![](https://margheritaviola.com/wp-content/uploads/2024/03/image-89.png)

When we examine the card answers one by one, one stands out: the use of curly brackets.

video [link](https://margheritaviola.com/2024/03/26/texsaw2024-osint-sherlock-writeup/).

We decode the answers on the two cards using any Vigenere Cypher decoder.

![](https://margheritaviola.com/wp-content/uploads/2024/03/image-90-2048x948.png)

```
texsaw{vig3n3r3_x!pher}
```

Original writeup (https://margheritaviola.com/2024/03/26/texsaw2024-osint-sherlock-writeup/).