Category Archives: payment-gateway

How can a credit card processor tell I had a trial with a specific company before if every detail provided is different?

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Consider the following scenario: I signed up for a free 7d trial of a $200/y "AI" subscription product (not OpenAi) — provided username and an e-mail address and was forwarded to a Stripe checkout page for card verification.
Whi… Continue reading How can a credit card processor tell I had a trial with a specific company before if every detail provided is different?→

how should a web application verify a redirect comes from a trustworthy source?

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This document has a sequence diagram (annotated and shown below) explaining how Stripe handle’s a Checkout Session.
My question : When a customer is returned to the successUrl = www.example.com/some/specific/path, how can www.example.com (… Continue reading how should a web application verify a redirect comes from a trustworthy source?→

Why would someone attempt hundreds of $1.00 payments using our Stripe integration on our website? [closed]

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We use Stripe to collect payments and deposits on our cottage rental website, and in the last 3 days, an unknown user attempted to make $US 1.00 hundreds of time within < 48 hours. I don’t understand what is the goal behind these one d… Continue reading Why would someone attempt hundreds of $1.00 payments using our Stripe integration on our website? [closed]→

Can Twitter use the payment information they have to know if multiple users have used the same credit card to buy multiple Twitter blue subscriptions?

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This question asked if websites on which one is transacting have their payment information and from the replies it seems that they do (or at least their payment gateway service providers do). But my question is if a website (Twitter, speci… Continue reading Can Twitter use the payment information they have to know if multiple users have used the same credit card to buy multiple Twitter blue subscriptions?→

How to prevent shopping cart alterations in another tab when paymentintent is already created?

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Has anyone figured out a solution to this? I seem to have gotten to the same conclusion with no solution.
If I were to go the my app’s checkout page, the payintent is created in the backend (explained the process below). So no after the pa… Continue reading How to prevent shopping cart alterations in another tab when paymentintent is already created?→

Is there a secure way of handling online payments without user accounts and logging in?

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I’m creating a subscription-based desktop application, but there is no authentication on the platform as the "user" is the computer upon which the application is installed. This means no user sign up nor login.
I thought of an ex… Continue reading Is there a secure way of handling online payments without user accounts and logging in?→