How to protect a Plesk server from incoming spam and viruses

Question

How to protect a Plesk server from incoming spam and viruses?

Answer

1. Install and configure these Plesk extensions against spam and viruses:

   Note: The following extensions require an additional license to be purchased.

   • Plesk Email Security (includes SpamAssassin Spam Filter) or SpamAssasin spam filter

   • SpamExperts Email Security

   • Warden Anti-spam and Virus Protection

   • Premium Antivirus

   • Kaspersky Antivirus for Servers

2. (Linux) Enable greylisting protection and configure it.

3. Use DKIM, SPF and DMARC protection.

4. Switch on spam protection based on DNSBL.

Additional Information

• Antispam Tools | Plesk Obsidian Documentation