Filling out the paperwork applying for a merchant account is the hardest part. This tutorial describes how to create an ASP form to accept credit cards on your site.

A$P Charge is an ASP object that enables your web site to accept, verify and process credit cards in real-time by providing a gateway to internet credit card processing networks. It currently supports 90+ diffrent credit card networks including ICVerify, Epoch, iBill, CyberSource, and CyberCash. It also works with Visual Basic, Access, Excel, Word and other programs and languages that recognize COM/ActiveX objects.

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CardCheck provides developers with a way to validate credit card numbers. It can be used with any programming language that supports COM: Scripting languages (VBScript, JavaScript), Visual Basic (Versions 4 and up), VBA (Word, Excel, Access ...), VC++, BC++, Delphi, Power Builder to name only a few. Supported Credit Cards are: VISA, Master Card - Eurocard, Discover - Novus, American Express, JCB and En Route.

CardVal is a DLL that allows developers to easily include complex (or simple) credit card validation/identification in their applications. CardVal is easy to use, requiring only one line of code to validate a credit card. CardVal can validate: VISA, Mastercard, Eurocard, American Express, Diners Club, Carte Blanche, Discover, enRoute, JCB. CardVal can be used with any programming language that supports COM. CardVal can also perform much more complex validation, and is capable of returning the following results: Card is Valid, Card Number Does Not Match Specified Card Type, Card Number Length is Invalid, Card Checksum Failed (Main Validation), Unknown Card Type.

CCheck is an ActiveX dll which utilizes the LUHN formula (Mod 10) to verify whether a user has entered valid credit card data. CCheck verifies the credit card number given against the credit card type and also verify the expiration date. CCheck works for Visa, Mastercard, American Express, Diners Club / Carte Blanche, Discover, enRoute and JCB. CCheck can be used in both ASP and VB applications.

DESCCValidator is an Active Server Component, which validates Credit Card Numbers for any ASP page. Features include: Compatibility with IIS 3, IIS 4 and PWS, Automatic ActiveX DLL Registration, Thorough help files and trouble shooting, Included uninstall application, and Validates Visa, Mastercard, American Express, Diner's Club, and Discover Card. Please note that DESCCValidator only Validates the authenticity of a Credit Card's Number, it does not check the balance in the account.

Sample code to access FraudLabs Credit Card Fraud Detection Web Service using SOAP method. FraudLabs is a hosted XML Web Service that allows instant detection of fraudulent online credit card orders by using several non-intrusive parameters such as IP address, email address domain name, delivery address, credit card bank identification number (BIN), area code and ZIP code. Free sample codes available in several programming languages such as ASP, ASP.NET, VB.NET, C#, PHP, Perl, Python, ColdFusion and VBA.

dgCharge is an ActiveX server component that provides online credit card processing capability for e-tailers of all types. e-tailers can process fully-secure credit card transactions directly from their website in a matter of seconds and completely eliminate costly Secure Gateways. dgCharge is available in two editions: Basic and Professional Edition. The Basic Edition supports merchants of automatic settlement type, and does not provide databases of on-line credit card transactions and settlements. The Professional Edition Supports both manual and automatic settlements, and maintains three databases: a merchant database that contains all of the information about your merchant account(s), a transaction database that contains all information about all transactions for each merchant, and a settlement database that contains information about settlements.