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by Terr_ 109 days ago
As a youth in the DOS era, I was always enamored of fonts like OCR-A, there is some overlap between the problems of "make it easy to distinguish" and "make it hard to maliciously corrupt", although I can imagine some cases where they might be in conflict, especially if adding ink is asymmetrically easier than removing or covering it.

https://en.wikipedia.org/wiki/OCR-A

1 comments

See also: Chinese banking (anti-fraud) numerals.

https://en.wikipedia.org/wiki/Chinese_numerals#Financial_num...