🔒 Card Security Tips
- Never share your full card number with unverified sources
- Use secure websites (HTTPS) for online transactions
- Monitor your statements regularly for unauthorized charges
- Enable transaction alerts from your bank
- Use virtual card numbers for online purchases when available
- Keep your CVV code private - never write it down
- Report lost or stolen cards immediately
- Use strong, unique passwords for card accounts
📋 PCI DSS Compliance Information
Payment Card Industry Data Security Standard (PCI DSS) is a set of requirements intended to ensure that all companies that process, store, or transmit credit card information maintain a secure environment.
Key Requirements:
- Install and maintain a firewall configuration
- Do not use vendor-supplied defaults for system passwords
- Protect stored cardholder data
- Encrypt transmission of cardholder data
- Use and regularly update anti-virus software
- Develop and maintain secure systems and applications
- Restrict access to cardholder data
- Assign unique ID to each person with computer access
Note: This validator tool runs entirely in your browser. No card data is sent to any server, ensuring maximum security and PCI compliance.
API Access
Use these endpoints to integrate card validation into your applications:
POST /api/validate
Validate a single card number
POST /api/batch-validate
Validate multiple card numbers
Sample Response:
{
"valid": true,
"cardType": "Visa",
"issuer": "JPMorgan Chase",
"luhnValid": true,
"lengthValid": true,
"prefixValid": true,
"formattedNumber": "4111-1111-1111-1111"
}
Payment System Integration
Compatible with major payment gateways:
Stripe
PayPal
Square
Braintree
Authorize.net