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ProSecure Web/Email Security Threat Management (STM) Appliance Reference Manual
Content Filtering and Optimizing Scans 4-13
v1.0, September 2009
2. Complete the fields and make your selections from the pull-down menus as explained in
Table 4-6.
Table 4-6. E-mail Filter Settings
Setting Description (or Subfield and Description)
Filter by Subject Keywords
Keywords Enter keywords that are 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 & Log. The e-mail is blocked, and a log entry is created.
• Log. 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 & Log. The e-mail is blocked, and a log entry is created.
• Log. 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 attachment & Log. The e-mail is not blocked, the attachment is
blocked, and a log entry is created.
• Block email & Log. The e-mail is blocked, and a log entry is created.
• Log. This is the default setting. Only a log entry is created. The e-mail and
attachment are not blocked.
POP3 From the POP3 pull-down menu, specify one of the following actions when a
password-protected attachment to an e-mail is detected:
• Block attachment & Log. The e-mail is not blocked, the attachment is
blocked, and a log entry is created.
• Log. This is the default setting. Only a log entry is created. The e-mail and
attachment are not blocked.
IMAP From the IMAP pull-down menu, specify one of the following actions when a
password-protected attachment to an e-mail is detected:
• Block attachment & Log. The e-mail is not blocked, the attachment is
blocked, and a log entry is created.
• Log. This is the default setting. Only a log entry is created. The e-mail and
attachment are not blocked.