checksumcontroles
Checksumcontroles refer to a class of data integrity controls that rely on checksum values to detect errors or tampering in data during storage, transmission, or processing. The term is not standardized in formal literature, but in this article it is used to describe systems that generate a checksum over data, transmit or store the data alongside the checksum, and later recalculate the checksum to verify consistency.
The basic mechanism involves computing a checksum from the data and appending or embedding that value with
Checksumcontroles encompass a range of algorithms. Simple additive checksums and parity schemes are fast and lightweight
Applications span file transfers, archival formats, storage systems, software distribution, and data replication. While powerful for
See also: checksum, CRC, hash function, data integrity, digital signature, message authentication code.