ZyXEL Communications ZyWALL USG Series Application Note page 72

4. Go to CONFIGURATION > Web Authentication > Web Authentication Policy Summary to add a new
authentication policy.
Check the box of Single Sign-on to be authenticated by SSO.
Verification
1. On the client's laptop, login with domain account "Amy".
Example: CSO\Amy
Then open browser or application on the client's laptop to trigger traffic to pass USG. The client "Amy"
can surf the Internet directly without extra authentication.
ZyXEL – USG Application Note
72