1. Click Map New Adapter Instance.
  2. On the Adapter Instance tab, from the Adapter Instance list, select an adapter instance that can access the username in your user store, such as HTML Form Adapter. Click Next.
  3. On the Mapping Method tab, click Next.
  4. On the Attribute Contract Fulfillment tab, on the SAML_SUBJECT line, from the Source list, select Adapter.
  5. On the SAML_SUBJECT line, from the Value list, select username. Click Next.
  6. On the Issuance Critera tab, click Next.
  7. On the Summary tab, check that the configuration is correct, and then click Done.