ZyXEL Communications ATP200, Руководство пользователя

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Chapter 32 Email Security
ZyWALL ATP Series User’s Guide
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The following table describes the labels in this screen.
Table 224 Configuration > Security Service > Email Security
LABEL DESCRIPTION
General Settings
Enable Select this check box to activate the settings in this section.
Check White
List
Select this check box to check email against the white list. The Zyxel Device classifies email
that matches a white list entry as legitimate (not spam).
Check Black
List
Select this check box to check email against the black list. The Zyxel Device classifies email
that matches a black list entry as spam.
Black List Spam
Tag
Enter a message or label (up to 15 ASCII characters) to add to the mail subject of emails that
match the Zyxel Device’s spam black list.
Check IP
Reputation
(SMTP Only)
Select this to use IP reputation to identify Spam or Unwanted Bulk Email by the sender’s IP
address.
Check Mail
Content
Select this to identify spam email by content, such as malicious content.
Mail Content
Spam Tag
Enter a message or label (up to 15 ASCII characters) to add to the beginning of the mail
subject of emails that are determined to spam based on the mail content analysis.
This tag is only added if the email security policy is configured to forward spam mail with a
spam tag.
Check Virus
Outbreak
Select this to scan emails for attached viruses.
Virus Outbreak
Tag
Enter a message or label (up to 15 ASCII characters) to add to the beginning of the mail
subject of emails that are determined to have an attached viruses.
This tag is only added if the email security policy is configured to forward spam mail with a
spam tag.
Check Mail
Phishing
Phishing is an act of tricking you into providing login or personal information with malicious
emails or website links.
Select this to identify emails sent from suspicious websites known for phishing.
Mail Phishing
Tag
Enter a message or label (up to 15 ASCII characters) to add to the beginning of the mail
subject of emails that have suspicious websites links.
This tag is only added if the email security action is configured to forward spam mail with a
spam tag.
Check DNSBL Select this check box to check email against the Zyxel Device’s configured DNSBL domains.
The Zyxel Device classifies email that matches a DNS black list as spam.
DNSBL Spam
Tag
Enter a message or label (up to 15 ASCII characters) to add to the beginning of the mail
subject of emails that have a sender or relay IP address in the header that matches a black
list maintained by one of the DNSBL domains listed in the Zyxel Device.
This tag is only added if the email security policy is configured to forward spam mail with a
spam tag.
DNSBL Domain List
Add Click this to create a new entry.
Edit Select an entry and click this to be able to modify it.
Remove Select an entry and click this to delete it.
Activate To turn on an entry, select it and click Activate .
Inactivate To turn off an entry, select it and click Inactivate .
Status The activate (light bulb) icon is lit when the entry is active and dimmed when the entry is
inactive.
# This is the entry’s index number in the list.