Update: This sitution should be resolved as of July 24, 2020.
Problem: Google Chrome Version 84.0.4147.89 introduced a new security certificate requirement (around July 20, 2020) which causes it to display the following message:
Your connection is not fully secure
This site uses an outdated security configuration, which may expose your information (for example, passwords, messages, or credit cards) when it is sent to this site.
Workaround: Click the Advanced button, then click the link "Proceed to tracker.waspbarcode.com (unsafe)". Wasp is working on obtaining an updated certificate for a permanent resolution to this message.