Cipher

Basic Information

A cipher is a tool of cryptography - an algorithm for the encryption and decryption of information.

Sources

Bibliography

1. Analysis of Criminal Codes and Ciphers

2. Wikipedia entry

Game and Story Use

• Many organizations use ciphers. Unless the players enjoy analyzing encrypted documents by themselves, getting a hold of the right cipher algorithm for decoding a vital message can be a useful MacGuffin for the PCs to chase after.