Help & Support
SMTP Address Verification on Exchange Servers
Exchange does not natively reject invalid addresses during the SMTP connection. This can cause p...
Logs analyze based on tracing tool
~~~ We are getting way to many false positives. How can I adjust the spam filter agreesive level....
SpamC rules signification
If an email was caught by SpamC, you may want to know what does a rulename mean. This document li...
How to set up RBLs
Hello, RBLs are Real time Black Lists. That is to say several different entities over the world ...
MailCleaner sur Amazon Web Services (AWS) FR
## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...
How to configure a valid certificate in MailCleaner
# How to configure a valid certificate in MailCleaner By default, MailCleaner uses a self-signed...
Network error after MAC address change
After an hardware crash on hypervisor (VMWare, Hyper-v, KVM) all the network parameters are unset...
Auto-configuration
# Introduction **The auto-configuration is available only from version 2017.04 (MailCleaner on t...
Retrieving the whitelist/blacklist/whitelist dedicated to Newsletters
You can get this information by connecting to your master server using SSH. Then connect to the m...
Spectre - Meltdown
Following the announcement of Spectre and Meltdown vulnerabilities, we have installed the latest ...
MailCleaner user interface customization
# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...
SNMP Shell Script
This is a shell script provided by the community in order to checks the MailCleaner overall statu...
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...
Configuration of MailCleaner AntiSpam with Microsoft Office 365
# Office 365 ## Delivery server The destination server configured for your domain ( **Configura...
Password protected archives : Manage a whitelist
When you set the feature > Configuration->Content Protection->Message format controls->Password ...
Installation of MailCleaner options or add-ons
### Introduction In order to make your MailCleaner options installation easier, we provided an i...
Whitelists
There is no global whitelist in MailCleaner. The feature called Whitelist will only prevent the f...
SPF configuration
SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...
I am getting blacklisted
You have been blacklisted and you want to know why. Running > zgrep -i relay /var/mailcleaner/l...
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...
SMTP issues
- SPF prevented a mail to come in : this is most likely a configuration issue on the side of the ...
Newsletter issues
- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...
How to report a wrong analyze
Hello, MailCleaner was designed as community and collaborative anti-spam software. To be more pr...
How to create a ticket with all informations
Minimizing respond time by providing essential information at ticket creation really improve our ...
MailCleaner Network configuration
For more information, please refer to Chapter 1 of the MailCleaner installation manual: https://w...
How to resolve mail spoofing problems
To avoid mail spoofing (forged mails), you can use authentication this way: 1) *(OPTIONNAL !!! : ...
MailCleaner Newsletter Module
MailCleaner includes a module dedicated to “Newsletters Detection”. It is really important you f...
Too much VIRUS/Malwares/Trojans pass through MailCleanner
Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...
DNS resolver for MailCleaner
How to configure DNS resolver for MailCleaner. Flapping problem in MailCleaner, are often relate...
Monitoring MailCleaner with SNMP
Setting up MailCleaner external monitoring via SNMP. ## How MailCleaner is providing monitoring ...
News about virus waves
**2016/10/29 11:00:00** Due to a recent virus wave containing infected **documents with macros**,...
Number of users / Billing mailbox / Callout
Your MailCleaner statistics doesn't display the correct number of mailbox used? Don't panic ! Th...
MailCleaner Update process
Updates are automatic and checked every 15min by MailCleaner. * there's no update "announcement"...
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...
Exim queue management
> **State: Draft** The short way: It is simply Exim MTA queue management with some specificities...
MailCleaner API Documentation
Download the **mailcleaner-api.tar.gz** and open the **index.html** file
MailCleaner InfoBox - The new way to communicate
Dear Customers, we published a new InfoBox intended to facilitate the communication between you,...
Customizing MailCleaner s web interface and summary reports
Modifying the user part is done trough those files : /usr/mailcleaner/www/user/htdocs/login....
DMARC Configuration and purging of reports
### DMARC (Domain-based Message Authentication, Reporting and Conformance) DMARC is a technical ...
Remove a node from cluster
# Preparation Fist of all, you have to remove this node from your domain's MX record. Be sure th...
Customizing the MailCleaner firewall
If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...
MailCleaner support - Missing keys
Our ssh public keys are present on your MailCleaners servers so that we can provide you with supp...
Quarantine report configuration
If you think your users dont get the quarantine message the way they should, here is how to inves...
SPF Sender Policy Framework
Using SPF to trust your email partners. ## Resume SPF allows a domain to provide a list of IPs ...
MailCleaner Newsletter Module (FR)
English version: https://support.mailcleaner.net/boards/3/topics/32-mailcleaner-newsletter-module...
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...
Configuration > Anti-Spam > global settings
~~~ Trusted IPs/Networks ~~~ The syntax is standard CIDR notation, such as 192.168.1.0/24, one I...
Bash vulnerability
MailCleaner will be automatically patched very soon regarding this vulnerability. However, pleas...
Disabling FuzzyOCR module for Spamassassin
## Information FuzzyOCR is a SpamAssassin module which allows text detection inside pictures. ##...
White list… why to avoid using it.
http://www.mailcleaner.net/antispam/documentations/whitelist.html See also: message#10