This article discusses about ‘URL Click protection’ exemption.
Step 1: Go under Security > URL Filter > Exempt.
Step 2: Put in the domain name to exempt from URL Click protection. For example: ‘domainname.com*’.
Step 3: Check under Security > Disarm & Reconstruction > URL.
Step 4: Make sure the URL rewrite was on the category that matches the domain.
Step 5: Test email using the other email domain to sent test incoming email.
Step 6: Cross Search log before shows that https://mysapworkspace.DOMAINNAME.net has being exempt from the rule.