Anti Spam Lotus Notes 💯 Tested & Working

Users can add/remove senders from the Junk list in their mail file. 3. Best Practices & Tips

Users can select junk emails and click More > Deliver Sender's Mail to Junk to manage unwanted mail and train the system. anti spam lotus notes

If phishing emails pass through, they should be reported to the IT department for blocking at the server level, rather than just using personal junk folders. Users can add/remove senders from the Junk list

Enable SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail) on Domino 12+ servers to identify and move untrusted mail to users' Junk folders. If phishing emails pass through, they should be

Instead of individual sender addresses, use domain-level blocking or keyword filtering (e.g., *@bad-spam-domain.com ) to stay within rule limits.

Anti-spam strategies for Lotus Notes (now HCL Notes/Domino) in 2026 involve a combination of built-in server-level controls and user-level client tools to manage junk email and phishing attacks. Modern approaches focus on using SMTP-inbound edge servers, SPF/DKIM validation, and third-party tools to handle sophisticated spam, as native filtering alone is generally considered insufficient for modern threats. 1. Server-Level Anti-Spam Measures (Domino Administration)