#!!# ACL that is used after the RCPT command check_recipient: # Exim 3 had no checking on -bs messages, so for compatibility # we accept if the source is local SMTP (i.e. not over TCP/IP). # We do this by testing for an empty sending host field. accept hosts = : drop hosts = /etc/exim_deny message = Connection denied after dictionary attack log_message = Connection denied from $sender_host_address after dictionary attack drop message = Appears to be a dictionary attack log_message = Dictionary attack (after $rcpt_fail_count failures) condition = ${if > {${eval:$rcpt_fail_count}}{3}{yes}{no}} condition = ${run{/etc/exim_deny.pl $sender_host_address }{yes}{no}} !verify = recipient # Accept bounces to lists even if callbacks or other checks would fail warn message = X-WhitelistedRCPT-nohdrfromcallback: Yes condition = \ ${if and {{match{$local_part}{(.*)-bounces\+.*}} \ {exists {/usr/local/cpanel/3rdparty/mailman/lists/${lc:$1}/config.pck}}} \ {yes}{no}} accept condition = \ ${if and {{match{$local_part}{(.*)-bounces\+.*}} \ {exists {/usr/local/cpanel/3rdparty/mailman/lists/${lc:$1}/config.pck}}} \ {yes}{no}} # Accept bounces to lists even if callbacks or other checks would fail warn message = X-WhitelistedRCPT-nohdrfromcallback: Yes condition = \ ${if and {{match{$local_part}{(.*)-bounces\+.*}} \ {exists {/usr/local/cpanel/3rdparty/mailman/lists/${lc:$1}_${lc:$domain}/config.pck}}} \ {yes}{no}} accept condition = \ ${if and {{match{$local_part}{(.*)-bounces\+.*}} \ {exists {/usr/local/cpanel/3rdparty/mailman/lists/${lc:$1}_${lc:$domain}/config.pck}}} \ {yes}{no}} #if it gets here it isn't mailman #sender verifications are required for all messages that are not sent to lists require verify = sender accept domains = +local_domains endpass #recipient verifications are required for all messages that are not sent to the local machine #this was done at multiple users requests message = "The recipient cannot be verified. Please check all recipients of this message to verify they are valid." verify = recipient accept domains = +relay_domains warn message = ${perl{popbeforesmtpwarn}{$sender_host_name}} hosts = +relay_hosts accept hosts = +relay_hosts warn message = ${perl{popbeforesmtpwarn}{$sender_host_address}} condition = ${perl{checkrelayhost}{$sender_host_address}} accept condition = ${perl{checkrelayhost}{$sender_host_address}} accept hosts = +auth_relay_hosts endpass message = $sender_fullhost is currently not permitted to \ relay through this server. Perhaps you \ have not logged into the pop/imap server in the \ last 30 minutes or do not have SMTP Authentication turned on in your email client. authenticated = * deny message = $sender_fullhost is currently not permitted to \ relay through this server. Perhaps you \ have not logged into the pop/imap server in the \ last 30 minutes or do not have SMTP Authentication turned on in your email client. #!!# ACL that is used after the DATA command check_message: require verify = header_sender ##### clamav ACL, reject virus infected mails with proper error deny message = This message contains malformed MIME ($demime_reason). demime = * condition = ${if >{$demime_errorlevel}{2}{1}{0}} deny message = This message contains a virus or other harmful content \ ($malware_name) demime = * malware = * deny message = Potentially executable content. If you meant to send this file \ then please package it up as a zip file and resend it. demime = ade:adp:bas:bat:chm:cmd:com:cpl:crt:exe:hlp:ht a:inf:ins:isp:jse:lnk:mdb:mde:msc:msi:msp:pcd:reg: scr:sct:shs:url:vbs:vbe:wsf:wsh:wsc # Add X-Scanned Header warn message = X-Antivirus-Scanner: Clean mail though you should still use an Antivirus ##### end clamav ACL accept