Thank you very much for being a long-time Trend Micro product user! For your question, you can refer the following support page to check if www.furman.edu has accidently been added to the Exception List. Configuring the Exception List of Trend Micro Security software - please refer to "Add or Block Websites" section. *If the URL exist in the Exception List, your can refer to Step5: Type the website you want to be on the exception list and set the response to Trust website or remove it from the list then click OK.
Please let us know if this resolves your upload issue. If you still can't access the URL, please provide a description or picture of the problem, we'll be glad to assist you.
Also, thank you for being a subscriber of our premium support service! Premium Service Plan gives you 24x7 priority access to a Trend Micro support specialist. If you the problem still persists, you can optionally call the Premium Service hotline directly to speak to someone live, who is also equipped with advanced tools to quickly diagnose and resolve your issues. Please find the premium service phone number in the "Call Premium Support" section in this page.