For more information, you can find detailed documentation on HCL Product Documentation and HCL Notes and Domino Wiki . If you'd like, I can:
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 lotus notes
Regularly audit and remove old spam rules to keep the mail file optimized. For more information, you can find detailed documentation
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) Anti-spam strategies for Lotus Notes (now HCL Notes/Domino)
Many administrators use tools like MagicSpam, Symantec SMSDOM, or dedicated email security gateways (e.g., Barracuda) in front of Domino for better "zero-day" protection. 2. Client-Level Anti-Spam Measures (HCL Notes Client)