Pigpen Cipher

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What Does Pigpen Cipher Mean?

The pigpen cipher is a specific type of written code that uses a variety of symbols made from spatial constructs to represent letters of an alphabet, rather than replacing one alphabetic letter with another, versus traditional ciphers.

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The pigpen cipher, which dates back to the 18th century, is also known as the Masonic cipher or Freemason cipher because of its use by secretive groups that purportedly shield their practices from public scrutiny. The term also is known as the Rosicrucian cipher, is attributed to a esoteric religious group or secret society of medieval Germany.

Techopedia Explains Pigpen Cipher

With a pigpen cipher, an encoder positions alphabetic letters in a specific configuration that relates to a set of physical symbols – in many cases, a tic-tac-toe board or set of adjacent squares. Other popular pigpen cipher structures include the letter X, where one alphabetic letter sits in each axis’ right angle corner. These physical structures constitute pigpen cipher keys. The individual that holds these keys has the ability to understand which letters represent corresponding symbols, as these symbols are drawn representations of individual key structure pieces.

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Margaret Rouse
Technology Specialist
Margaret Rouse
Technology Specialist

Margaret is an award-winning writer and educator known for her ability to explain complex technical topics to a non-technical business audience. Over the past twenty years, her IT definitions have been published by Que in an encyclopedia of technology terms and cited in articles in the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine, and Discovery Magazine. She joined Techopedia in 2011. Margaret’s idea of ​​a fun day is to help IT and business professionals to learn to speak each other’s highly specialized languages.