Definition[edit | edit source]

A 2-D barcode is a two-dimensional barcode that a scanner reads both horizontally and vertically.

U.S. Copyright Office[edit | edit source]

In the U.S. Copyright Office, a 2-D barcode is generated when an applicant completes Form CO on the Copyright Office's website. The 2-D barcode is unique for each work registered. It contains information that the applicant has entered on the blank form, but in encrypted format.

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