Message integrity - Definition and Overview

In telecommunication, the term data integrity has the following meanings:

1. The condition that exists when data is unchanged from its source and has not been accidentally or maliciously modified, altered, or destroyed.
2. The condition in which data are identically maintained during any operation, such as transfer, storage, and retrieval.
3. The preservation of data for their intended use.
4. Relative to specified operations, the a priori expectation of data quality.

Sources

• Federal Standard 1037C
• MIL-STD-188
• National Information Systems Security Glossary