ECE4253 Digital Communications | |
Department of Electrical and Computer Engineering - University of New Brunswick, Fredericton, NB, Canada | |
This particular algorithm is part of a standard (ISO-7812-1) used worldwide for various credit cards. (Specific Applications)
Checking [4423942441987439] 4 4 2 3 9 4 2 4 4 1 9 8 7 4 3 9 x2 x1 x2 x1 x2 x1 x2 x1 x2 x1 x2 x1 x2 x1 x2 x1 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 8 4 4 3 18 4 4 4 8 1 18 8 14 4 6 9 8 + 4 + 4 + 3 + 9 + 4 + 4 + 4 + 8 + 1 + 9 + 8 + 5 + 4 + 6 + 9 = 90 |
There is a one-in-ten chance that a totally random number will pass this simple validity test.
2024-04-26 14:36:54 ADT
Last Updated: 2015-03-05 |
Richard Tervo [ tervo@unb.ca ] | Back to the course homepage... |