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Index/Organizations/Authorize.Net

Authorize.Net

US payment gateway service provider

Fact-Checks

2 results
Jan 22, 2026

How do payment gateway sandboxes use test credit card numbers and where to find official test card lists?

let developers simulate card and alternative-payment flows without moving real money by accepting special "test" card numbers and values that trigger deterministic responses; each gateway publishes it...

Dec 13, 2025

What security measures can merchants and cardholders use to detect and prevent ccv-related payment fraud?

CVV/CCV codes help reduce card‑not‑present fraud but are not foolproof: industry guides and vendor materials say CVV is a core check used at authorization and many gateways let merchants reject mismat...