Electronic group-buying coupon and usage and system of electronic group-buying coupon
A group-buying coupon and group-buying website technology, applied in the field of electronic group-buying coupons, can solve the problems of poor security, no support for offline transactions, and inability to record the type and quantity of purchased goods, etc., to achieve enhanced security, reduced operating costs, and large information capacity Effect
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[0062] Example 1
[0063] Such as figure 1 As shown, a two-dimensional barcode group purchase coupon used for e-commerce group purchase activities, the form of the two-dimensional barcode group purchase coupon 100 is a two-dimensional barcode, which can be a two-dimensional barcode such as PDF417, Maxi Code, QR Code, Data Matrix, etc. Kind of.
[0064] The steps of converting group purchase coupon information into a two-dimensional barcode group purchase coupon 100 include digital signature, digital encryption, Base64 encoding and two-dimensional barcode encoding.
[0065] The steps of using the two-dimensional barcode group purchase coupon 100 to read the group purchase coupon information include two-dimensional barcode decoding, Base64 decoding, digital decryption, and verification of digital signatures.
[0066] The content of the group purchase coupon information may include but is not limited to the following content: serial number, merchant ID, consumer ID, product ID, quantity,...
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