Help & Support

LDAPS for Microsoft Exchange

# Notice Starting from sometime in March of 2020, Microsoft is enforcing encryption for LDAP con...

  • 1 votes
  • 0 answers

SNMP Shell Script

This is a shell script provided by the community in order to checks the MailCleaner overall statu...

  • 0 votes
  • 0 answers

White list… why to avoid using it.

http://www.mailcleaner.net/antispam/documentations/whitelist.html See also: message#10

  • 1 votes
  • 0 answers

Modifying the exim configuration files.

In MailCleaner, there are 3 exim servers. The first one, called Incoming queue is the one accept...

  • 1 votes
  • 0 answers

Modifying Enterprise MailCleaner Source Code

MailCleaner Source Code is GPL, and easily available on your MailCleaner Virtual Appliance, for C...

  • 1 votes
  • 0 answers

Sender Rules

# How Sender Rules Work ## What Sender Rules exist There are a variety of rules that can be cre...

  • 1 votes
  • 0 answers

Is there a way to whitelist addresses for outbound messages?

The feature to whitelist an address for outbound messages does not currently exist. This feature...

  • 0 votes
  • 0 answers

MailCleaner InfoBox - The new way to communicate

Dear Customers, we published a new InfoBox intended to facilitate the communication between you,...

  • 1 votes
  • 0 answers

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...

  • 1 votes
  • 0 answers

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...

  • 1 votes
  • 0 answers

SMTP Address Verification on Exchange Servers

Exchange does not natively reject invalid addresses during the SMTP connection. This can cause p...

  • 1 votes
  • 0 answers

Manage quarantines in Exchange - O365 - Outlook

# Manage quarantines in Exchange - O365 - Outlook If you do not want to manage quarantines on Ma...

  • 0 votes
  • 0 answers

Freemail

Freemail is the name we give to big emails accounts providers. Those emails accounts dont require...

  • 1 votes
  • 0 answers

DMARC Configuration and purging of reports

### DMARC (Domain-based Message Authentication, Reporting and Conformance) DMARC is a technical ...

  • 0 votes
  • 0 answers

MailCleaner sur Amazon Web Services (AWS) FR

## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...

  • 1 votes
  • 0 answers

Fail2Ban

| **Note** : How to activate fail2ban is describe below in this document | --- | ----- # Fail2b...

  • 1 votes
  • 0 answers

SPF configuration

SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...

  • 1 votes
  • 0 answers

SPF Sender Policy Framework

Using SPF to trust your email partners. ## Resume SPF allows a domain to provide a list of IPs ...

  • 0 votes
  • 0 answers

MailCleaner on Amazon Web Services (AWS)

**French version below / version française ci dessous:** https://support.mailcleaner.net/boards/3...

  • 1 votes
  • 0 answers

DNS resolver for MailCleaner

## How to configure DNS resolver for MailCleaner. | **WARNING** : Don't use public DNS (i.e Goog...

  • 2 votes
  • 0 answers

Configuration > Anti-Spam > global settings

~~~ Trusted IPs/Networks ~~~ The syntax is standard CIDR notation, such as 192.168.1.0/24, one I...

  • 1 votes
  • 0 answers

How to report a wrong analyze

Hello, MailCleaner was designed as community and collaborative anti-spam software. To be more pr...

  • 2 votes
  • 0 answers

I am getting blacklisted

You have been blacklisted and you want to know why. The first thing to check is for an unusual a...

  • 1 votes
  • 0 answers

Newsletter marked with "?Spam" tag

There is no unique tag for newsletters, so if you don't want the **{spam?}** tag you need to set ...

  • 1 votes
  • 0 answers

Customizing MailCleaner s web interface and summary reports

Modifying the user part is done trough those files : /usr/mailcleaner/www/user/htdocs/login....

  • 1 votes
  • 0 answers

Password protected archives : Manage a whitelist

When you set the feature > Configuration->Content Protection->Message format controls->Password ...

  • 1 votes
  • 0 answers

Repair a database

For checking the databases: ~~~ /usr/mailcleaner/bin/check_db.pl --mycheck # On master /usr/mail...

  • 0 votes
  • 0 answers

VMWareTools for MailCleaner

## Information Enable VMWareTools for MailCleaner server with **open-vmware-tools** and **open-vm...

  • 3 votes
  • 0 answers

SpamC rules signification

If an email was caught by SpamC, you may want to know what does a rulename mean. This document li...

  • 1 votes
  • 0 answers

MailCleaner Demo Server Configuration

## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...

  • 1 votes
  • 0 answers

Hostlist Entry Formatting

In MailCleaner, there are several features which allow for policies on a hostname or IP basis. He...

  • 0 votes
  • 0 answers

Exim 4.94 Upgrade

There have been disclosures made for several critical vulnerabilities with the Exim MTA which is ...

  • 0 votes
  • 0 answers

Password protected content blocked in content Quarantine

If you want to whitelist a sending domain towards this feature, please read : > https://support.m...

  • 1 votes
  • 0 answers

MailCleaner Newsletter Module (FR)

English version: https://support.mailcleaner.net/boards/3/topics/32-mailcleaner-newsletter-module...

  • 0 votes
  • 0 answers

Too much VIRUS/Malwares/Trojans pass through MailCleanner

Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...

  • 1 votes
  • 0 answers

How to create custom SpamC rules

This documentation aims to show you how to adapt a SpamC score for all domains. If you want to ch...

  • 1 votes
  • 0 answers

Exim queue management

> **State: Draft** The short way: It is simply Exim MTA queue management with some specificities...

  • 1 votes
  • 0 answers

Monitoring MailCleaner with SNMP

Setting up MailCleaner external monitoring via SNMP. ## How MailCleaner is providing monitoring ...

  • 2 votes
  • 0 answers

Disabling FuzzyOCR module for Spamassassin

## Information FuzzyOCR is a SpamAssassin module which allows text detection inside pictures. ##...

  • 0 votes
  • 0 answers

HTML controls whitelist

Senders can be whitelisted against the HTML controls checks. This will affect all users of th Mai...

  • 1 votes
  • 0 answers

Ticketing Workflow

# About our ticketing process ## Language for requesting support Remember that our support team...

  • 2 votes
  • 0 answers

Greylisting Configuration

Greylisting is a method of blocking spam, where The MTA temporarily fails incoming mail from an u...

  • 0 votes
  • 0 answers

Back scattering

This is rare spam attack. The spammers are faking error messages. For example if you send a real...

  • 0 votes
  • 0 answers

Auto-configuration

# Introduction **The auto-configuration is available only from version 2017.04 (MailCleaner on t...

  • 2 votes
  • 0 answers

SpamC score adaptation

This documentation aims to show you how to adapt a SpamC score per domain or even per mailbox. If...

  • 0 votes
  • 0 answers

Cloning the same MailCleaner

This procedure **DO NOT** apply to create a extra node for the cluster. For emergency recovery, ...

  • 1 votes
  • 0 answers

[OPTION] Administration of Kaspersky AV

In addition to ClamAV with the latest commercial signatures, MailCleaner implements the famous K...

  • 0 votes
  • 0 answers

CPU dependencies for MailCleaner-MachineLearning Module

# CPU dependencies for MailCleaner-MachineLearning Module CPUs have different sets of instructio...

  • 0 votes
  • 0 answers

How to set up RBLs

Hello, RBLs are Real time Black Lists. That is to say several different entities over the world ...

  • 0 votes
  • 0 answers

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...

  • 0 votes
  • 0 answers

Inserting black/white lists in bulk

Our advice on black or whitelists is to use them as little as possible. In our opinion they shoul...

  • 0 votes
  • 0 answers

Log mails subjects and/or attachments names

By default, MailCleaner doesnt log mails subjects nor the attachment names. This is due to the fa...

  • 1 votes
  • 0 answers

Low the scores linked to LOTS_OF_MONEY

If the mail flow of one (or several) of your users is impacted with our rules about LOTS_OF_MONEY...

  • 1 votes
  • 0 answers

Logs analyze based on tracing tool

~~~ We are getting way to many false positives. How can I adjust the spam filter agreesive level....

  • 0 votes
  • 0 answers

White / Black -lists per domain restrictions

Those features involve a modification of the Incoming MTA. Using those will restrict the maximum...

  • 1 votes
  • 0 answers

News about virus waves

**2016/10/29 11:00:00** Due to a recent virus wave containing infected **documents with macros**,...

  • 2 votes
  • 0 answers

MailCleaner user interface customization

# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...

  • 1 votes
  • 0 answers

MailCleaner Newsletter Module

MailCleaner includes a module dedicated to “Newsletters Detection”. It is really important you f...

  • 0 votes
  • 0 answers

Advantages of the MailCleaner solution with Microsoft Office 365

### Newsletters detection function MailCleaner has a newsletters detection feature allowing users...

  • 0 votes
  • 0 answers

Getting the summary reports more frequently than daily

MailCleaner sends summaries about the mail caught in spam filters per day, week or month. If you...

  • 0 votes
  • 0 answers

Extended SPF

The standard use of SPF is described in > https://support.mailcleaner.net/boards/3/topics/64-spf...

  • 1 votes
  • 0 answers

Newsletter issues

- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...

  • 1 votes
  • 0 answers

Bash vulnerability

MailCleaner will be automatically patched very soon regarding this vulnerability. However, pleas...

  • 0 votes
  • 0 answers

SMTP issues

- SPF prevented a mail to come in : this is most likely a configuration issue on the side of the ...

  • 1 votes
  • 0 answers

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...

  • 0 votes
  • 0 answers

White / Black - lists -- whitelists for Newsletter module

Please see: https://support.mailcleaner.net/boards/3/topics/98-sender-rules

  • 1 votes
  • 0 answers

Installation of MailCleaner options or add-ons

### Introduction In order to make your MailCleaner options installation easier, we provided an i...

  • 1 votes
  • 0 answers

Configuration of MailCleaner AntiSpam with Microsoft Office 365

# Office 365 ## Delivery server The destination server configured for your domain ( **Configura...

  • 1 votes
  • 0 answers

Spectre - Meltdown

Following the announcement of Spectre and Meltdown vulnerabilities, we have installed the latest ...

  • 0 votes
  • 0 answers

MailCleaner API Documentation

Download the **mailcleaner-api.tar.gz** and open the **index.html** file

  • 0 votes
  • 0 answers

How to configure a valid certificate in MailCleaner

# How to configure a valid certificate in MailCleaner By default, MailCleaner uses a self-signed...

  • 2 votes
  • 0 answers

Quarantine report configuration

If you think your users dont get the quarantine message the way they should, here is how to inves...

  • 1 votes
  • 0 answers

Network error after MAC address change

After an hardware crash on hypervisor (VMWare, Hyper-v, KVM) all the network parameters are unset...

  • 0 votes
  • 0 answers

MailCleaner support - Missing keys

Our ssh public keys are present on your MailCleaners servers so that we can provide you with supp...

  • 0 votes
  • 0 answers

Customizing the MailCleaner firewall

If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...

  • 1 votes
  • 0 answers

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...

  • 1 votes
  • 0 answers

Minimum requirements

For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...

  • 1 votes
  • 0 answers

Remove a node from cluster

# Preparation Fist of all, you have to remove this node from your domain's MX record. Be sure th...

  • 1 votes
  • 0 answers

MailCleaner Network configuration

For more information, please refer to Chapter 1 of the MailCleaner installation manual: https://w...

  • 0 votes
  • 0 answers

How to create a ticket with all informations

Minimizing respond time by providing essential information at ticket creation really improve our ...

  • 0 votes
  • 0 answers

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...

  • 0 votes
  • 0 answers

Configure a loadbalancing cluster

Create a MailCleaner Cluster is a major feature of MailCleaner. ## Installation First, install ...

  • 1 votes
  • 0 answers

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...

  • 1 votes
  • 0 answers

Configuration > Anti-Spam > TrustedSources

TrustedSources anit-spam module. ## Enable all trusted path detection The "all trusted path det...

  • 1 votes
  • 0 answers

Ciphers support

Some of you are wondering why MailCleaner is supporting weak ciphers. We do so to propose the max...

  • 1 votes
  • 0 answers

Watchdogs

MailCleaner Enterprise Edition has a number of Watchdogs which report common errors to MailCleane...

  • 1 votes
  • 0 answers

Number of users / Billing mailbox / Callout

Your MailCleaner statistics doesn't display the correct number of mailbox used? Don't panic ! Th...

  • 2 votes
  • 0 answers

Reject domains containing capital letters

Domain names shouldnt have any capital letters in them according to RFCs so we decided to forbid ...

  • 1 votes
  • 0 answers

How to resolve mail spoofing problems

To avoid mail spoofing (forged mails), you can use authentication this way: 1) *(OPTIONNAL !!! : ...

  • 1 votes
  • 0 answers

max_input_vars

NOTE : this option has been changed to 3 000 entries so this workaround only applies if you alrea...

  • 2 votes
  • 0 answers

Full Whitelist

The full whitelist feature allows mails to bypass all the product. Mails will be whitelisted bas...

  • 1 votes
  • 0 answers

SPF explanation

First thing, if you check this feature and get a message from a domain that doesn't have a SPF, m...

  • 0 votes
  • 0 answers

(1-92/92) Per page: 25, 50, 100