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cyclic redundancy check
Definição1
A mathematical algorithm applied to the digital expression of data that provides a level of assurance against loss or alteration of data.
Fonte1
INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 4 to the Convention on International Civil Aviation: aeronautical charts. 11th ed. Montreal: ICAO, 2009. (Annex 4)
Fonte2
INTERNATIONAL CIVIL AVIATION ORGANIZATION. World Geodetic System – 1984 (WGS-84) Manual. 2nd. ed. Montreal, 2002. (Doc. 9674 AN/946).
Nota adicional1
Acronym in English: CRC.
Contexto
While the Cyclic Redundancy Check (CRC) will be used by receivers of data to confirm correct receipt, it is not sufficient to define the quality of the data.
2.1.6 Protection of electronic aeronautical data while stored or in transit shall be totally monitored by the cyclic redundancy check (CRC). To achieve protection of the integrity level of critical and essential aeronáutica data as classified in 2.1.5, a 32- or 24-bit CRC algorithm shall apply, respectively.
Subárea
Aeronautical Information
Spanish
verificación por redundancia cíclica