Question 1

What is the default username and password for the Microsoft Windows NT?

Accepted Answer

The default login for the Microsoft Windows NT is: (NULL) / (blank) (web-ui); Administrator / Administrator (web-ui); Administrator / (blank) (web-ui); Guest / Guest (web-ui); Guest / (blank) (web-ui); IS_$hostname / IS_$hostname (web-ui); User / User (web-ui); (null) / (blank) (web-ui); Administrator / (blank) (web-ui); Guest / (blank) (web-ui); Guest / (blank) (web-ui); Mail / (blank) (web-ui); User / User (web-ui).

Question 2

How do I change the default password on the Microsoft Windows NT?

Accepted Answer

Log in with the default credentials, then open the administration / user settings and set a strong, unique password. Leaving default credentials in place is a serious security risk — change them immediately on any production device.

Username	Password	Access	Version / firmware	Notes
`(NULL)`	(blank / none)	Web UI	N/A	User
`Administrator`	`Administrator`	Web UI	N/A	Administrator
`Administrator`	(blank / none)	Web UI	N/A	Administrator
`Guest`	`Guest`	Web UI	N/A	User
`Guest`	(blank / none)	Web UI	N/A	User
`IS_$hostname`	`IS_$hostname`	Web UI	N/A	User — hostname = your server name
`User`	`User`	Web UI	N/A	User
`(null)`	(blank / none)	Web UI	—	User — Redbutton Hole
`Administrator`	(blank / none)	Web UI	All	—
`Guest`	(blank / none)	Web UI	All	—
`Guest`	(blank / none)	Web UI	—	User
`Mail`	(blank / none)	Web UI	All	—
`User`	`User`	Web UI	—	User

Microsoft Windows NT — Default Password

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