https://www.helpnetsecurity.com/2009/08/27/email-disclaimers-free-with-gfi-mailessentials/
Email disclaimers free with GFI MailEssentials - Help Net Security
Oct 11, 2018 - Those who download GFI MailEssentials will be able to add server-level disclaimers to the top or bottom of all emails for free. The GFI MailEssentials
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https://www.helpnetsecurity.com/2003/09/04/gfi-adds-bayesian-anti-spam-filter-to-gfi-mailessentials-for-exchangesmtp-9/
GFI Adds Bayesian anti-spam filter to GFI MailEssentials for Exchange/SMTP 9 - Help Net Security
Sep 4, 2003 - Bayesian filtering technology takes spam detection to new heightsLondon, UK, 4 September 2003 - GFI today launched GFI MailEssentials for Exchange/SMTP 9,
https://support.mailessentials.gfi.com/
GFI MailEssentials
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