X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/459e594901d02a6f879f07a39cc698ce678aefb6..3c751489b2aca846fe2305a6a3d189381579b61e:/man/post.man

diff --git a/man/post.man b/man/post.man
index 86bd80cc..39e66f60 100644
--- a/man/post.man
+++ b/man/post.man
@@ -1,7 +1,7 @@
-.TH POST %manext8% "October 17, 2016" "%nmhversion%"
-.\"
+.TH POST %manext8% 2016-10-17 "%nmhversion%"
+.
 .\" %nmhwarning%
-.\"
+.
 .SH NAME
 post \- deliver an nmh message
 .SH SYNOPSIS
@@ -89,9 +89,12 @@ components that contain addresses.
 .PP
 If a \*(lqBcc:\*(rq field is encountered, its addresses will be used for
 delivery, and the \*(lqBcc:\*(rq field will be removed from the message
-sent to sighted recipients.  The blind recipients will receive an entirely
-new message with a minimal set of headers.  Included in the body of the
-message will be a copy of the message sent to the sighted recipients.
+sent to sighted recipients. The blind recipients will receive an entirely
+new message with a minimal set of headers. The body of this new message
+will contain a copy of the message sent to the sighted recipients, either
+marked up with the indicator text "Blind-Carbon-Copy" or encapsulated
+as a MIME digest.
+.PP
 If
 .B \-filter
 .I filterfile
@@ -104,6 +107,28 @@ switch is given, then
 .B post
 will use the MIME rules for encapsulation.
 .PP
+If a \*(lqDcc:\*(rq field is encountered and the
+.B sendmail/pipe
+mail transport method is not in use, its addresses will be used for
+delivery, and the \*(lqDcc:\*(rq field will be removed from the message. The
+blind recipients will receive exactly the same message as the sighted
+recipients. *WARNING* Recipients listed in the \*(lqDcc:\*(rq field receive no
+explicit indication that they have received a \*(lqblind copy\*(rq.
+This can cause blind recipients to
+inadvertently reply to all of the sighted recipients of the
+original message, revealing that they received a blind copy.
+On the other hand, since a normal reply to a message sent
+via a \*(lqBcc:\*(rq field
+will generate a reply only to the sender of the original message,
+it takes extra effort in most mailers to reply to the included
+message, and so would usually only be done deliberately, rather
+than by accident.
+.PP
+.B post
+rejects any message that contains a \*(lqDcc:\*(rq field if the
+.B sendmail/pipe
+mail transport method is used.
+.PP
 The
 .B \-alias
 .I aliasfile
@@ -188,7 +213,9 @@ but can be overridden here with the
 switch.
 .PP
 If nmh is using
-.BR sendmail/pipe ,
+.B sendmail/pipe
+or
+.B sendmail/smtp
 as its mail transport system, the
 .B \-sendmail
 switch can be used to override the default
@@ -197,13 +224,16 @@ program.
 .PP
 If nmh is using the SMTP MTA, the
 .B \-server
-and the
+and
 .B \-port
-switches can be used to override the default mail server (defined by the
-.RI servers
-entry in
-.I %nmhetcdir%/mts.conf
-).
+switches can be used to override the default mail server and port.
+The default server is set with
+.I servers
+in
+.IR %nmhetcdir%/mts.conf ,
+and the default port is
+.IR submission ,
+587.
 .PP
 If
 .B nmh
@@ -229,7 +259,7 @@ other than the default.  The credentials profile entry in
 describes the ways to supply a username and password.
 .PP
 If SASL authentication is successful,
-.BR nmh
+nmh
 will attempt to negotiate a security layer for session encryption.
 Encrypted data is labelled with `(sasl-encrypted)' and `(sasl-decrypted)' when
 viewing the SMTP transaction with the
@@ -288,9 +318,9 @@ use.
 .SH "PROFILE COMPONENTS"
 .B post
 does
-.B NOT
+.I not
 consult the user's
-.I \&.mh\(ruprofile
+.I \&.mh_profile
 .SH "SEE ALSO"
 .IR mhmail (1),
 .IR send (1),