More about this story: https://crypto.stackexchange.com/questions/61948/what-was-the-bassomatic-cipher-and-what-made-it-so-weak https://crypto.stackexchange.co

More about this story: https://crypto.stackexchange.com/questions/61948/what-was-the-bassomatic-cipher-and-what-made-it-so-weak https://crypto.stackexchange.com/questions/61948/what-was-th... I just downloaded the source code for PGP 1.0 and found BASSLIB.C. 1988! It's interesting to note that the Bass-O-Matic design apparently came from a Navy contractor (Charlie Merritt). It seems possible that Merritt and the Navy both thought this design was secure; maybe they didn't have clearances to learn others' opinions about it, and only used it for unclassified communications.