Preventing Double Payments
Sunday, December 16, 2007
One of the problems in e-commerce is how to protect the user from making mistakes. It’s even more critical when your protection target is on-line payments. Usually, you need to send a request to a credit authorization system, get back a transaction number, and only then charge the user’s bank account. A common scenario is that the credit authorization number is late to come back, the user becomes anxious, and he or she presses the Charge My Account button again... Read More..
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