Any elements of the 340 that are more complicated than this? No, I don’t see any. Would be good to understand how widespread the book was. The book i…
fraudatty, What people refer to is 1950 ‘Basic Cryptography’ manual. It’s declassified historical document. Chapter 2 describes elementary transpositi…
doranchak, Looking forward for your next video! Great job! You were so close all this years. People starting to get into idea of some ‘super smart mi…
On second thought, maybe that ‘LIFEIS’ just came from ‘LIFEWI’ at the end of the original 2nd 9×17 matrix. He didn’t want to break ‘WILL’ apart. So, n…
What bothers me is you’d expect him to have tried decrypting it himself before sending it of to make sure he hadn’t mess up. If you make the rules, ho…
And my final thoughts. 1. It’s indeed scytale-ish transposition with 9×17 matrix. 2. ‘Two dashes’ hint ended up with ‘LIFEIS’ chunk. He needed somethi…
2nd part is the hard one. 4 ‘errors’ in symbols: K as V (filled circle) – no K in alphabet N as H (+) I as E (mirrored B) I as H (+) Line 6 from 9…
What really strikes me here is the absence of any padding (gibberish or not)! The only extra symbol is that O in BRINGO. It looks like he wrote the 1s…
scytale cipher written into two 9 x 17 matrices Yeah, thanks for pointing out! The 1st part is legit 9×17 with shift 2 on each row. Width 17 is the sa…
What can it tell about his background? Is is something like only an expert could come up with? How complex is the code 340? Transposition part is the …
Hello! Congrats with the solution! Couple of questions if I may. What is your estimate of when the crack could be done given the technology context? …