Credit Card Validator .NET Component allows .NET programmers validate any Credit Card number without contacting a payment service provider. The non-visual component can be used either in .NET windows-based or ASP.NET application. The validation mechanism is based on the luhn10 (mod10) credit card algorithm, prefixes and length. Works with American Express, Bankcard, Diners, Carte Blanche, Discover, EnRoute, JCB, MasterCard, Switch, Visa, and Delta.