Help & Support
How to create a ticket with all informations
Minimizing respond time by providing essential information at ticket creation really improve our ...
Spectre - Meltdown
Following the announcement of Spectre and Meltdown vulnerabilities, we have installed the latest ...
How to report to us an unfiltered spam message (false negative) or a legitimate email misclassified as spam (false positive)
WIP The MailCleaner development team maintains several real-time filtering databases. You can he...
Auto-configuration
# Introduction **The auto-configuration is available only from version 2017.04 (MailCleaner on t...
MailCleaner Newsletter Module
MailCleaner includes a module dedicated to “Newsletters Detection”. It is really important you f...
MailCleaner Newsletter Module (FR)
English version: https://support.mailcleaner.net/boards/3/topics/32-mailcleaner-newsletter-module...
Number of users / Billing mailbox / Callout
Your MailCleaner statistics doesn't display the correct number of mailbox used? Don't panic ! Th...
Monitoring MailCleaner with SNMP
Setting up MailCleaner external monitoring via SNMP. ## How MailCleaner is providing monitoring ...
[OPTION] Administration of Kaspersky AV
In addition to ClamAV with the latest commercial signatures, MailCleaner implements the famous K...
Remove a node from cluster
# Preparation Fist of all, you have to remove this node from your domain's MX record. Be sure th...
How to configure MailCleaner on our cloud, when you got your login ?
Hello, You ll need to do at least these 3 things to make MailCleaner working, secure, and efficie...
Not a spam ? How to request a filter adjustment
On the quarantine page: 1. Click on the filter adjustment request icon next to the message of int...
SMTP issues
- SPF prevented a mail to come in : this is most likely a configuration issue on the side of the ...
SPF Sender Policy Framework
Using SPF to trust your email partners. ## Resume SPF allows a domain to provide a list of IPs ...
MailCleaner sur Amazon Web Services (AWS) FR
## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...
MailCleaner on Amazon Web Services (AWS)
**French version below / version française ci dessous:** https://support.mailcleaner.net/boards/3...
Customizing the MailCleaner firewall
If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...
Cloning a 2016 version of MailCleaner to a 2019 version
If you have a 2016.xx version of MailCleaner (or earlier) and want to migrate it to our latest ve...
Having quarantine report more frequent than daily
MailCleaner's policy is to deliver the quarantine report at max daily. In fact we think that is m...
Cloning the same MailCleaner
This procedure **DO NOT** apply to create a extra node for the cluster. For emergency recovery, ...
Repair a database
For checking the databases: ~~~ /usr/mailcleaner/bin/check_db.pl --mycheck # On master /usr/mail...
Logs analyze based on tracing tool
~~~ We are getting way to many false positives. How can I adjust the spam filter agreesive level....
Minimum requirements
For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...
DNS resolver for MailCleaner
How to configure DNS resolver for MailCleaner. Flapping problem in MailCleaner, are often relate...
VMWareTools for MailCleaner
## Information Enable VMWareTools for MailCleaner server with **open-vmware-tools** and **open-vm...
Configure a loadbalancing cluster
Create a MailCleaner Cluster is a major feature of MailCleaner. ## Installation First, install ...
Too much VIRUS/Malwares/Trojans pass through MailCleanner
Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...
Modifying Enterprise MailCleaner Source Code
MailCleaner Source Code is GPL, and easily available on your MailCleaner Virtual Appliance, for C...
SMTP Address Verification on Exchange Servers
Exchange does not natively reject invalid addresses during the SMTP connection. This can cause p...
Advantages of the MailCleaner solution with Microsoft Office 365
### Newsletters detection function MailCleaner has a newsletters detection feature allowing users...
Disabling FuzzyOCR module for Spamassassin
## Information FuzzyOCR is a SpamAssassin module which allows text detection inside pictures. ##...
Bash vulnerability
MailCleaner will be automatically patched very soon regarding this vulnerability. However, pleas...
How to release a mail blocked in dangerous content quarantine
If your MailCleaner is hosted by a MailCleaner Partner or by your company, just contact your IT a...
White list… why to avoid using it.
http://www.mailcleaner.net/antispam/documentations/whitelist.html See also: message#10
Newsletter issues
- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...
Configure your Google account if using MailCleaner in front
This is a an extract of the official documentation of Google : source: https://support.google.com...
MailCleaner Update process
Updates are automatic and checked every 15min by MailCleaner. * there's no update "announcement"...
Password protected content blocked in content Quarantine
If you want to whitelist a sending domain towards this feature, please read : > https://support.m...
SNMP Shell Script
This is a shell script provided by the community in order to checks the MailCleaner overall statu...
SpamC rules signification
If an email was caught by SpamC, you may want to know what does a rulename mean. This document li...
MailCleaner Demo Server Configuration
## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...
Whitelists
There is no global whitelist in MailCleaner. The feature called Whitelist will only prevent the f...
Ticketing Workflow
# About our ticketing process ## Language for requesting support Remember that our support team...
Configuration > Anti-Spam > TrustedSources
TrustedSources anit-spam module. ## Enable all trusted path detection The "all trusted path det...
Configuration > Anti-Spam > global settings
~~~ Trusted IPs/Networks ~~~ The syntax is standard CIDR notation, such as 192.168.1.0/24, one I...
I am getting blacklisted
You have been blacklisted and you want to know why. Running > zgrep -i relay /var/mailcleaner/l...
MailCleaner user interface customization
# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...
SPF configuration
SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...
How to create custom SpamC rules
**Warning :** This documentation is most of the time used to adapt a rule s score : We strongly s...
Configuration of MailCleaner AntiSpam with Microsoft Office 365
# Office 365 ## Delivery server The destination server configured for your domain ( **Configura...