Help & Support
Ticketing Workflow
# About our ticketing process ## Language for requesting support Remember that our support team...
News about virus waves
**2016/10/29 11:00:00** Due to a recent virus wave containing infected **documents with macros**,...
Newsletter issues
- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...
Bash vulnerability
MailCleaner will be automatically patched very soon regarding this vulnerability. However, pleas...
SPF explanation
First thing, if you check this feature and get a message from a domain that doesn't have a SPF, m...
Password protected content blocked in content Quarantine
If you want to whitelist a sending domain towards this feature, please read : > https://support.m...
Minimum requirements
For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...
MailCleaner Demo Server Configuration
## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...
Configuration of MailCleaner AntiSpam with Microsoft Office 365
# Office 365 From **Configuration->Domains** If you have not already created the domain, selec...
Back scattering
This is rare spam attack. The spammers are faking error messages. For example if you send a real...
Fail2Ban
# Fail2ban Usage in MailCleaner <hr/> *Jump straight to [`unban`](#Fail2Ban-management-command)...
Ciphers support
Some of you are wondering why MailCleaner is supporting weak ciphers. We do so to propose the max...
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...
Freemail
Freemail is the name we give to big emails accounts providers. Those emails accounts dont require...
MachineLearning
MailCleaner is currently in the processes of developing a new Anti-Spam filter module called Mach...
Kernel Update
# Out of Date IMPORTANT: Debian has recently shut down their repositories for Jessie. Any of the...
Greylisting Configuration
Greylisting is a method of blocking spam, where The MTA temporarily fails incoming mail from an u...
max_input_vars
NOTE : this option has been changed to 3 000 entries so this workaround only applies if you alrea...
Full Whitelist
# Full Whitelist The full whitelist feature allows mails to bypass all forms of filtering. Unlik...
Spectre - Meltdown
Following the announcement of Spectre and Meltdown vulnerabilities, we have installed the latest ...
SPF configuration
SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...
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...
Extended SPF
The standard use of SPF is described in > https://support.mailcleaner.net/boards/3/topics/64-spf...
SMTP issues
- SPF prevented a mail to come in : this is most likely a configuration issue on the side of the ...
MailCleaner InfoBox - The new way to communicate
Dear Customers, we published a new InfoBox intended to facilitate the communication between you,...
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