The property that data has not been altered in an unauthorized manner. Data integrity covers data in storage, during processing, and while in transit.
Sources:
CNSSI 4009-2015
under data integrity
The property that data has not been altered by an unauthorized entity.
Sources:
NIST SP 800-63-3
under Data Integrity
The property that data has not been changed, destroyed, or lost in an unauthorized or accidental manner.
Sources:
NIST SP 1800-10B
under Data Integrity
from
CNSSI 4009-2015
NIST SP 1800-25B
under Data Integrity
from
CNSSI 4009-2015
NIST SP 1800-26B
under Data Integrity
from
CNSSI 4009-2015