Crosswords Solver

Answer: checksum
Answer	Crossword Clue
checksum	A digit representing the sum of the correct digits in a piece of stored or transmitted digital data, against which later comparisons can be made to detect errors in the data
checksum	a numerical summary used to detect errors in data

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.

Answer: checksum