The card is expired, blocked, or has insufficient funds.
The script mimics a legitimate browser (User-Agent) to avoid detection. STRIPE-9.49--CC-CHECKER-CONFIG-BY--Speed-600.svb
Automated testing of payment gateways without ownership or consent is a violation of the Computer Fraud and Abuse Act (CFAA) and international cybercrime laws. The card is expired, blocked, or has insufficient funds