In March 1809, Europe was perched on the precipice of war as Napoleon's forces braced for an attack from Austria. Intent on ...

Give your Weekly Quests grind a little spice and embrace your inner secret agent with Fortnite's Cipher Quests. In this limited-time Fortnite event, you can discover a slew of new "encrypted" and ...

Astra rebuilt the Germans’ secret letter grid, then found a date error historians can’t explain.

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In cryptology, the discipline concerned with the study of cryptographic algorithms, a cipher is an algorithm for encrypting and decrypting data. Transposition ciphers keep all the original bits of ...

What secret alchemical knowledge could be so important it required sophisticated encryption? The setting was Amsterdam, 2019. A conference organized by the Society for the History of Alchemy and ...

Virginia, USA. Stories of gold and silver buried in the mountains were printed alongside three sheets of paper filled with ...

Block ciphers are invertible symmetric key cryptographic algorithms. Here, symmetric means that the same cryptographic key is used to both encrypt and decrypt messages. The key is used to transform ...

Edward Hebern of California designed this machine to encipher and decipher typed messages. It uses one of the most important developments in cipher machines, the rotor. Rotary cipher machines were ...

Sam Blake, an Australian mathematician, first learned of the Zodiac Killer’s unsolved ciphers — a series of encrypted messages — from a documentary in the 1990s. His interest marginally increased in ...

The theory that statesman and scientist Francis Bacon was the ghostwriter behind Shakespeare, and embedded the Bard's plays with ciphers, had a major influence on modern cryptography. William F.