Welcome to Season 2 of One-Time Pod, a podcast on the history of cryptography produced by students in Derek Bruff’s first-year writing seminar at Vanderbilt University. Each episode considers a different code or cipher, how it works, and why it’s interesting.

For more on Dr. Bruff’s first-year seminar on cryptography, and for all episodes from Seasons 1 and 2 of One-Time Pod, visit the course homepage: derekbruff.org/blogs/fywscrypto/. Or add the RSS feed to your favorite podcast app.

Intro music: “To Be Decided,” Mystery Mammal, CC-BY