Note: the interactive parts starts at [1]. The link that you're referred to shows some needed context on who cracked it and a little bit how it was cracked.
It was quite fun! I did it mindlessly, without thinking mathematically and I still understood the general idea behind it!
It was quite fun! I did it mindlessly, without thinking mathematically and I still understood the general idea behind it!
[1] https://www.simonsingh.net/The_Black_Chamber/vigenere_cracki...