Welcome to the Centrify Express forums.
I am not sure what you mean by your question.
If you're connecting with an AD account, then switching to another service account, you can simply "logout" and that will put you back to the original account, at that point you can type whoami or id.
Using Kerberos authentication Using principal dwirth@CENTRIFY.VMS Got host ticket host/engcen6.centrify.vms@CENTRIFY.VMS login as dwirth@CENTRIFY.VMS ----------------------------------------------------------------- CENTRIFY DEMO - ----------------------------------------------------------------- WARNING: This is a PRIVATE system exclusively for Centrify demos Your actions will be monitored and recorded. ----------------------------------------------------------------- Successful Kerberos connection Your Active Directory Password will expire in 64 days ----------------------------------------------------------------- Last login: Mon Aug 1 07:27:14 2016 from 192.168.81.11 [dwirth@engcen6 ~]$ whoami dwirth [dwirth@engcen6 ~]$ adquery user dwirth dwirth:x:1040188499:1040188499:Diana Wirth:/home/dwirth:/bin/bash [dwirth@engcen6 ~]$ dzdo su - managed-acct Demo Password: [managed-acct@engcen6 ~]$ who dwirth pts/0 2016-08-01 07:27 (192.168.81.11) [managed-acct@engcen6 ~]$ logout [dwirth@engcen6 ~]$ whoami dwirth
R.P