Yes, scripts can connect to the internet. In fact, I've written a full browser into a window in a script as a test one time. I would think that System.Net.WebClient should work fine. Anything .NET/C# should be fine.
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Net.WebException: The request was aborted: Could not create SSL/TLS secure channel. at System.Net.HttpWebRequest.GetResponse() at ScriptPortal.Vegas.EntryPoint.GetWebRequest(String url) at ScriptPortal.Vegas.EntryPoint.FromVegas(Vegas myVegas)