Information about decoding is contained in the following:

• Code - an introduction to (non-cryptographic) codes and their uses in communications.
• Code (cryptography) - an overview of techniques used to disguise the content of communications.
• Decoding methods - a mathematical article on the techniques used to decode codewords (of the sort described in the article code) into a useful form.
• decoding - a term used to describe part of the reading process