Directory harvest protection blocks emails sent using random and exhaustive email address-generation techniques. Greylisting blocks emails sent with non RFC compliant techniques used by spammers.

GFI MailEssentials features a variety of anti-spam technologies designed to put your mind at rest and make life difficult for spammers.

These attachments are thoroughly scanned through the intelligent Kaspersky cloud engine to determine if the attachment is malicious or not. This is done via our scanning engines that can connect to a cloud service whenever it finds unknown executable attachments. GFI MailEssentials features advanced malware protection that enables IT admins to secure their email infrastructure from the new breed of malware that creates different variants of itself to avoid detection. This capability ensures your system can always detect new threats in the shortest possible time. Antivirus engine vendors have different response times to new viruses and malware. This enables you to take advantage of the strengths of each engine. However for even greater business email protection you can also add in the Kaspersky and Cyren antivirus engines for the ultimate protection. GFI MailEssentials ships with the powerful Avira and BitDefender Antivirus engines, offering advanced technology stack that provides strong email protection against viruses and other malware with minimal impact on system performance.

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