Configuring NTLM pass through

To chain your ISA/TMG server with the cloud proxy and perform NTLM identification:
  1. Follow the steps in Basic chaining.
  2. Log on to the cloud portal.
  3. Select Web > Policy Management > Policies > policy name > Access Control.
  4. Select Authenticate users on first access, then select NTLM transparent identification where possible. For more information, see NTLM identification in the Web Security Cloud Help.
  5. Click Save.