BS ISO/IEC 7064:2003 specifies a set of check character systems capable of protecting strings against errors which occur when people copy or type data. The strings may be of fixed or variable length and may have character sets which are numeric, alphabetic and alphanumeric (letters and digits).
Contents:
Scope
Terms and definitions
Symbols and notation
Types of systems
Compliance and designation
Specification of pure systems
Computational methods for pure systems with one check character
Computational methods for pure systems with two check characters
Specification for hybrid systems
Computational method for hybrid systems
Annex A (informative) - Criteria for the selection of check character systems for applications
Annex B (informative) Check character systems for other alphabets
Bibliography
ISBN 0 580 41440 X