cordova-plugin-advanced-http/test/e2e-app-template/network_security_config.xml

<?xml version="1.0" encoding="utf-8"?>
<network-security-config>
    <domain-config cleartextTrafficPermitted="true">
        <domain includeSubdomains="true">localhost</domain>
        <domain includeSubdomains="true">httpbin.org</domain>
        <domain includeSubdomains="true">httpbingo.org</domain>
        <domain includeSubdomains="true">www.columbia.edu</domain>
    </domain-config>
</network-security-config>