Pronunciation: /ki/ ?

In encryption, a key is something that allows you to decrypt an encrypted message. A key can be a book, a set of characters or numbers, a template, or anything that allows you to decrypt a message.


  1. key. WordNet. Princeton University. (Accessed: 2011-01-08).
  2. Simon Singh. The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography, reprint edition. Anchor, August 29, 2000.
  3. John Hershey. Cryptography Demystified. McGraw-Hill Professional, August 23, 2002.
  4. Chey Cobb. Cryptography for Dummies, pp 79-92. For Dummies, January 30, 2004.

Printed Resources

Cite this article as:

Key. 2010-03-04. All Math Words Encyclopedia. Life is a Story Problem LLC.


Image Credits

Revision History

2010-03-04: Added "References" (McAdams, David.)
2008-02-19: Corrected spelling error (McAdams, David.)
2007-07-12: Initial version (McAdams, David.)

All Math Words Encyclopedia is a service of Life is a Story Problem LLC.
Copyright © 2005-2011 Life is a Story Problem LLC. All rights reserved.
Creative Commons License This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License