Rating:

### Challenge 2: Recover Customer Data

We are given the following challenge:

> Phew, you found the encryptor and one customer’s data - a big relief! But, as it happens too often, the customer didn’t have backups… We need you to do your magic and recover the encrypted content. To prove that you were successful, take a person’s last name from the last line of every recovered file, concatenate them together in one long string, and submit a SHA1 hash of that string.

[Click Here to Read the Full Writeup](https://crazyeights225.github.io/cs-track2/)

Original writeup (https://crazyeights225.github.io/cs-track2/).