.\" $OpenBSD: popa3d.8,v 1.1 2001/08/19 13:05:57 deraadt Exp $ .Dd August 15, 2001 .Dt POPA3D 8 .Os .Sh NAME .Nm popa3d .Nd "Post Office Protocol server" .Sh SYNOPSIS .Nm popa3d .Sh DESCRIPTION .Nm is a POP3 server. It offers remote access to user mailboxes. Using the POP protocol, a remote mail user agent (MUA) can list, retrieve and delete email messages on the server. The server uses the .Tn TCP protocol and listens at the port specified in the .Dq pop3 service specification; see .Xr services 5 . .Sh FILES .Bl -tag -width /var/mail -compact .It Pa /var/mail User mail spools .El .Sh SEE ALSO .Xr inetd 8 , .Xr sendmail 8 .Sh HISTORY .Nm first appeared in .Ox 3.0 . .Sh CAVEATS POP authenticates using cleartext passwords. .Sh AUTHOR Solar Designer .Aq solar@openwall.com