Security News > 2021 > February > US Cyber Command Valentine’s Day Cryptography Puzzles

The US Cyber Command has released a series of ten Valentine’s Day “Cryptography Challenge Puzzles.” Slashdot thread. Reddit thread. (And here’s the archived link, in case Cyber Command takes the page down.)

News URL

https://www.schneier.com/blog/archives/2021/02/us-cyber-command-valentines-day-cryptography-puzzles.html