Today, Unsolicited Bulk Email (UBE) represents one of the largest problems for e-mail servers. Also known as spam, such messages may also carry viruses and other forms of malware. To handle this issue, there are a lot of powerful utilities that can be installed on an Ubuntu Server and integrated with an e-mail server. The following is a list of the best utilities:
Amavisd-new is a generic scanner program. Its role is to call a certain number of content filtering tools such as antivirus, spam detection, and so on. You can install it by using the following command:
sudo apt-get install amavisd-new.
To configure it, you have to first of all activate antivirus and anti-spam detection in Amavisd-new by editing the
/etc/amavis/conf.d/15-content_filter_mode
file and uncommenting some lines, as described in the file itself. To customize Amavisd-new, you can edit options in theconfig
files under the/etc/amavis/conf.d/
directory. Don't forget to restart...