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Top Forums UNIX for Advanced & Expert Users disallowing user/pass authentication in favor of a pure key system? Post 34641 by TRUEST on Monday 3rd of March 2003 09:04:17 PM
Old 03-03-2003
what you can do is strip out all valid logins from the /etc/passwd file on the target system so the only login names left are that of ftp, and things like that
 

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listusers(1)							   User Commands						      listusers(1)

NAME
listusers - list user login information SYNOPSIS
listusers [-g groups] [-l logins] DESCRIPTION
Executed without any options, this command lists all user logins sorted by login. The output shows the login ID and the account field value from the system's password database as specified by /etc/nsswitch.conf. OPTIONS
The following options are supported: -g groups Lists all user logins belonging to group, sorted by login. Multiple groups can be specified as a comma-separated list. -l logins Lists the user login or logins specified by logins, sorted by login. Multiple logins can be specified as a comma-separated list. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
nsswitch.conf(4), attributes(5) NOTES
A user login is one that has a UID of 100 or greater. The -l and -g options can be combined. User logins will only be listed once, even if they belong to more than one of the selected groups. SunOS 5.10 18 Mar 1994 listusers(1)
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