In case that we are creating access tokens with users that contain '@' we will not be able to view the tokens in the UI.
Steps to reproduce
1. Create a user with @ like the following example:
2. Create an access token with this user for example:
curl -firstname.lastname@example.org -XPOST "http://localhost:8081/artifactory/api/security/token" -d "username=test" -d "scope=member-of-groups:readers" -d "expires_in=0"