Cryptography Puzzles

Puzzles are necessary as a means of communicating while evading the enemy's notice. The ones i talked to were hugely into puzzles. We need them for national security, for crypto currency, a for for our checking account. I love diving into these sub cultures because there's a bunch of people, thousands, obsessed with this. A cryptography puzzle called cryptos is a sculpture at the headquarters of the c i a in langley, virginia. And its basically a metal wall with thousands of u thousands of letters carved into it. It's a secret code, and no one, including the c iA, has solved the code. To me that my favorite takeaway from that was grit