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Mary Stuart Code

Tool to decrypt/encrypt according to Mary, Queen of Scots. Mary Stuart code is a substitution cryptogram by symbols extended to the words used by the Queen of Scots.

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Mary Stuart Code - dCode

Tag(s) : Symbol Substitution

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Mary Stuart Code

Mary Queen of Scots Decoder

Mary Queen of Scots Encoder

Tool to decrypt/encrypt according to Mary, Queen of Scots. Mary Stuart code is a substitution cryptogram by symbols extended to the words used by the Queen of Scots.

Answers to Questions

How to encrypt using Mary Stuart cipher?

The encryption imagined by Mary Stuart uses a correspondence between letters (but also words) and symbols. The full alphabet, kept secret between her and her correspondents, is

Example: MARY is coded char(77) char(65) char(82) char(89)

The alphabet contains 5 blank characters that can be used as space or word separator (this makes the frequency analysis more complex).

How to decrypt Mary Stuart cipher?

Mary Stuart decryption is a simple correspondence between used symbols and letters (or words) in plain text according to the alphabet described above.

Example: char(81) char(85) char(69) char(78) is translated to QUEEN.

Who was Mary Queen of Scots?

Mary Stuart (or Mary I of Scotland) was born December 8, 1542 (and died February 8, 1587) was the Queen of Scotland from 1542 to 1567 and Queen consort of France between 1559 and 1560.

A book is dedicated to her and her code here (link)

Source code

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