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Test: Paypal Integration for Web Skills Test

Question 16: Prev Next
PayPal offers a notification validation method called "Use Shared Secrets" which ensures validity of data and decreases network traffic to and from your website. Under what conditions should you use this method in your website to notify transactions?
Note: There may be more than one right answer.
If you are using Encrypted Website Payments.
If you are using website verification certificates.
If you are using a shared website hosting service.
If you are using the notify_url variable on each individual payment transaction.
If you are using an SSL enabled web server.
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