Base64 encoded Vignere cipher hidden in domains from DNS queries in Wireshark pcapng file.

Needed to parse file to take the letters from DNS queries domain names. Then base64 decode it, then bruteforce Vignere cipher

Original writeup (https://github.com/t0mbombadil/writeups/blob/main/ctf/KnightCTF_2023/Hello/README.md).