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ProSecure Unified Threat Management (UTM) Appliance Reference Manual
6-10 Content Filtering and Optimizing Scans
v1.0, January 2010
2. Enter the settings as explained in Table 6-3.
Table 6-3. E-mail Filter Settings
Setting Description (or Subfield and Description)
Filter by Subject Keywords
Keywords Enter keywords that should be detected in the e-mail subject line. Use commas to
separate different keywords. The total maximum length of this field is 2048 characters,
excluding duplicate words and delimiter commas.
Action SMTP From the SMTP pull-down menu, specify one of the following actions when a
keyword that is defined in the Keywords field is detected:
• Block email. The e-mail is blocked, and a log entry is created.
• Log only. This is the default setting. Only a log entry is created. The
e-mail is not blocked.
POP3 From the POP3 pull-down menu, specify one of the following actions when a
keyword that is defined in the Keywords field is detected:
• Block email. The e-mail is blocked, and a log entry is created.
• Log only. This is the default setting. Only a log entry is created. The
e-mail is not blocked.
Filter by Password-Protected Attachments (ZIP, RAR, etc.)
Action SMTP From the SMTP pull-down menu, specify one of the following actions when a
password-protected attachment to an e-mail is detected:
• Block email. The e-mail is blocked, and a log entry is created.
• Delete attachment. The e-mail is not blocked, but the attachment is deleted,
and a log entry is created.
• Log only. This is the default setting. Only a log entry is created. The
e-mail is not blocked and the attachment is not deleted.
POP3 From the POP3 pull-down menu, specify one of the following actions when a
password-protected attachment to an e-mail is detected:
• Delete attachment. The e-mail is not blocked, but the attachment is deleted,
and a log entry is created.
• Log only. This is the default setting. Only a log entry is created.
The e-mail is not blocked and the attachment is not deleted.
IMAP From the IMAP pull-down menu, specify one of the following actions when a
password-protected attachment to an e-mail is detected:
• Delete attachment. The e-mail is not blocked, but the attachment is deleted,
and a log entry is created.
• Log only. This is the default setting. Only a log entry is created.
The e-mail is not blocked and the attachment is not deleted.