HP OneView - Manual (Page 170)

The authorized support representative uses the challenge code to generate a short-lived,
one-time password based on the challenge key. It will be an easy-to-type, space-separated
set of strings. For example:
VET ROME DUE HESS FAR GAS
4. The appliance generates a new password.
5. Note the new password for the administrator account, and then press Enter to log out.
6. Use the UI or REST API to log in as administrator with the new password.
23.10 Learning more
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“Controlling access for authorized users” (page 48)
170 Managing users and authentication