I am working with E-Commerce Xamarin-forms application.I want to Implement Paypal Express Checkout in my app when user is about to checkout.I am referring to this sample but I am getting Security channel failure error. I have also added..
System.Net.ServicePointManager.ServerCertificateValidationCallback += (o, certificate, chain, errors) => true;
but still I am getting the same error.
How to Implement paypal express checkout in xamarin forms ? Please Help !