GFI MailDefense Suite, 25-49u, 1Y, SMA RNW MEMSECMCREN25-49-1Y 사용자 설명서
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MEMSECMCREN25-49-1Y
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GFI MailSecurity 2011
About GFI MailSecurity
2.2 How GFI MailSecurity works
This section provides a high-level overview on how GFI MailSecurity works.
2.2.1 Incoming email
Screenshot 1 -Incoming email
Incoming email is relayed to the GFI MailSecurity machine.
Email is scanned by GFI MailSecurity using the email scanning engines and filters
configured to scan inbound emails.
E
MAIL SCANNING ENGINE
D
ESCRIPTION
Virus Scanning Engines
Scan emails for viruses and malicious code. Some engines also include other
features, such as macro checking, link scanning and Sandbox technology.
features, such as macro checking, link scanning and Sandbox technology.
Content and attachment
filtering
filtering
Block emails that match any rules containing pre-configured conditions within
the email body or attachments.
the email body or attachments.
Decompression engine
Analyzes compressed attachments for potentially malicious content.
Trojan & executable
scanner
scanner
Analyzes the function of executable files for malicious code.
Email exploit engine
Checks if attachments contain any exploits.
HTML Sanitizer
Scans and removes html code with email body and attachments.
GFI MailSecurity applies the appropriate action depending on the scan results.
S
CAN RESULT
A
CTION
Accepted
If the email is safe
, delivery to the user‟s mailbox is allowed.
Blocked
When a compromised email is detected, the appropriate action is taken by GFI
MailSecurity depending on which action is configured (for example, the email is
quarantined).
MailSecurity depending on which action is configured (for example, the email is
quarantined).