When you connect with Artifactory from Trelica you have to enter an Admin Access Token. This page shows you how you can find this in JFrog.
Log in to the JFrog console.
Click on the Profile dropdown at the top-right.
Choose Edit Profile:
Choose Identity and Access > Access Tokens.
Click Generate Admin Token:
Make sure Artifactory and Never Expires are selected.
Copy and paste the token into Trelica.