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WWII Pigeon Cipher
The WWII Pigeon Cipher describes a coded message found on the remains of a carrier pigeon discovered in 1982. This message was sent to the curator of the Pigeons at War exhibit at Bletchly Park, however he found it impossible to crack.
In 2012,…
In 2012,…
Tags: WWII, WWII Pigeon Cipher
Vigenère Cipher
The Vigenère cipher was created in the 16th-century by French cryptographer Blaise de Vigenère. It was revered as "le chiffre indéchiffrable" or "the unbreakable cipher" for many years after its invention.
It works by concealing the original…
It works by concealing the original…
Tags: Vigenere Cipher
The Culper Code Book
The Culper Code Book was used during The American Revolutionary War in 1778 by George Washington's Culper Spy Ring. Developed by Ben Tallmadge, it consisted of 763 numerical codes to represent various words, names, and locations. This code book was…
Route Cipher
A Route Cipher is a type of transposition cipher where you write the message into a grid box and read the letters in a certain route. This cipher was used by the Union forces during the Civil War. However, they took care to use it in a way that moved…
Tags: Civil War, Route Cipher
Rail Fence Cipher
The Rail Fence Cipher is form of transposition cipher that scrambles the letters. It does this by using a grid of x many rows, and the sender writes the plaintext in the grid in a vertical zig-zag pattern. The key for this cipher is the number of…
Tags: Rail Fence Cipher