Cardidy is a .net library to identify credit card number and cvv.

Features

• Easy to use
• Easy to extend
• Easy to maintain (Regex-free)
• Up-to-date with Wikipedia
• Check with the Luhn's algorithm
• Can check for Cvv
• Can guess anonymized credit card
• Can guess truncated creditcard card
• Support for Visa credit card
• Support for Jcb credit card
• Support for Amex credit card
• Support for Discover credit card
• Support for MasterCard credit card
• Support for more...

Getting Started

Install the Dedge.Cardidy NuGet package:

PM> Install-Package Dedge.Cardidy

Alternatively you can also use the .NET CLI to add the packages:

dotnet add package Dedge.Cardidy

Next create a .net application and use Dedge.Cardidy:

var card = Dedge.Cardidy.Identify("4127540509730813").Single();
Console.WriteLine(card); // print Visa

or in F#:

open System

[<EntryPoint>]
let main _ =
    let isVisa = Dedge.Cardidy.Identify "4127540509730813" |> List.head = Dedge.CardType.Visa
    printfn "%b" isVisa
    0

License

MIT