mailauth - manipulate alternate authorization database for
Post Office Protocol (POP), Internet Message Access Protocol
(IMAP), and APOP users.
/usr/sbin/mailauth [-init] [-convert] [-list [-type POP |
APOP | IMAP]] [-delete name] [-user name [-type POP | APOP
| IMAP]]
Initialize the database. You must be superuser to use this
option. Convert an existing APOP only database to the new
format. You must be superuser to use this option. Used
to list the entries in the mailauth database. If no type
is specified, all entries in the database will be displayed.
The display will consist of one column corresponding
to the username and another column for the type
of user. If a type is specified using the -type option,
only entries for the corresponding type of user (POP,
APOP, or IMAP) will be displayed. Used by the system
administrator to either add a user to the mailauth
database, to change the password for the user, or to
change the type of user. The administrator will be
prompted for a new password and then a verification of the
password. If the type is not explicitly specified and a
previous entry does not exist, then it will default to
APOP. Used to delete the entry corresponding to name from
the mailauth database.
The mailauth program allows a POP, IMAP, or APOP (an
alternate authentication method for POP) user to change
the secret value used to generate their authentication
credentials. In addition, both the superuser and the user
pop may use this program to either add or remove a user,
or to print public information from it. Only the superuser
may initialize or convert the database.
A user can change their own passwords or add themselves to
the mailauth database by entering the mailauth command.
If an entry already exists, the user is first prompted to
enter the old password. If the password does not correspond
with the one in the database, the transaction will
be ended. Otherwise, the user will be prompted for a new
password and a verification of the password. The user is
not allowed to change the type of user they are. For example,
they cannot change themselves from a user using the
APOP command during the POP Authorization State to a user
using the Internet Message Access Protocol (IMAP). If an
entry does not already exist in the database, the user
will be added as an APOP user.
Under normal usage, mailauth prompts for a new secret,
just like the passwd program. It then updates the POP
authorization database accordingly.
POP authorization database
Command: imapd(8), mailusradm(8), pop3d(8)
mailauth(8)
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