.\" Copyright (c) Sunil Nimmagadda <sunil@nimmagadda.net>

.\"

.\" Permission to use, copy, modify, and distribute this software for any

.\" purpose with or without fee is hereby granted, provided that the above

.\" copyright notice and this permission notice appear in all copies.

.\"

.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

.\"

.Dd $Mdocdate: March 26 2014 $

.Dt POP3D 8

.Os

.Sh NAME

.Nm pop3d

.Nd Post Office Protocol (POP3) daemon.

.Sh SYNOPSIS

.Nm

.Op Fl c Ar certfile

.Op Fl d

.Op Fl k Ar keyfile

.Op Fl p Ar path

.Op Fl t Ar type

.Sh DESCRIPTION

.Nm

daemon implements Post Office Protocol (Version 3) as specified in

RFC 1939 as well as POP3S and STARTTLS extensions.

.Pp

.Nm

binds to 110(POP3), 995(POP3S) ports and operates on local mailboxes on

behalf of its remote users.

.Pp

The options are as follows:

.Bl -tag -width Ds

.It Fl c Ar certfile

Specify the certificate file. Defaults to /etc/ssl/server.crt.

.It Fl d

Do not daemonize. If this option is specified,

.Nm

will run in foreground and log to

.Em stderr .

.It Fl k Ar keyfile

Specify the key file. Defaults to /etc/ssl/private/server.key.

.It Fl p

Path to the maildrop. Defaults to /var/mail/%u in case of mbox and

~/Maildir in case of maildir.

.Nm

expands '~' to user's home dir

and '%u' to user's name if specified in the path.

.It Fl t

Specify maildrop type. Options are mbox and maildir. Defaults to mbox.

.El

.Sh FILES

.Bl -tag -width Ds -compact

.It Pa ~/maildir

.It Pa /var/mail/%u

User maildrops

.El

.Sh SEE ALSO

.Xr smtpd 8 ,

.Xr ssl 8

.Sh STANDARDS

.Rs

.%A J. Myers

.%A M. Rose

.%D May 1996

.%R RFC 1939

.%T Post Office Protocol \(en Version 3

.Re

.Pp

.Rs

.%A C. Newman

.%D June 1999

.%R RFC 2595

.%T Using TLS with IMAP, POP3 and ACAP

.Re

.Pp

.Rs

.%A A. Melnikov

.%A C. Newman

.%A M. Yevstifeyev

.%D August 2011

.%R draft-melnikov-pop3-over-tls-02

.Re

.Sh CAVEATS

POP3 authenticates using cleartext passwords on 110(POP3) port.