STEP 1
Obtain merchantID and merchantSecret from cardstream. If you intend to send merchantPwd, please configure it on your Merchant Account with cardstream.
STEP 2
Activate and edit the cardstream gateway
STEP 3 (if not using CheckoutChamp page builder)
Add the hidden input browserData inside of the same form as the card input.
<input type="hidden" name="browserData" value="" id="browserData">
STEP 4 (if not using CheckoutChamp page builder)
Add this script to your page before the closing body tag.
Script to get browserData: <script type="text/javascript"> const navigator = window.navigator; const browserData = { acceptHeader: 'application/json', colorDepth: screen.colorDepth, javaEnabled: navigator.javaEnabled(), javaScriptEnabled: true, language: navigator.language, screenHeight: screen.height, screenWidth: screen.width, timeZoneOffset: (new Date()).getTimezoneOffset().toString(), userAgent: navigator.userAgent }; document.getElementById('browserData').value = JSON.stringify(browserData); </script>