Hint #2 for Playfair Cipher Back to Hint #1 Using the same methods for trying to locate the crib RED PENGUIN FRENZY, we note that it can be segmented either as RE DP EN GU IN FR EN ZY or -R ED PE ...

The cipher controversy is back. The Intercept, an American media outlet known for unearthing secret documents, has claimed to have got hold of the text of the cipher that was at the centre of ...

Codebreaker Hall of Fame Below are the five winners of the Crack the Ciphers contest NOVA Online ran between November 5 and 19, 1999.

Readers Steven K., Eamon and Chris A. send this one in late, a screenshot from Chapter 6 in Dead Space that will help the rest of us decode what the alien scribblings on the walls mean. Some ...

The banner included the keyword “foresight,” which allowed the curious to use the Vigenère cipher method to decode a message hidden in the chart’s letters: “You may have vision but ours ...

This brief message, which former NASA administrator George Low named ‘The Martian Cipher’, was intercepted in 1969. It took the space agency almost 50 years to decode it. This deciphering is ...

How to Cipher Like a Soviet See if you can figure out how the American code-breakers unraveled the complexities of the Russian codebook ...