McAfee SMEFCE-AI-DA - Email Security Service Inbound Administration Manual page 71

Email Protection Administrator Guide
• The email action that will be used if an email violates any of the file type attachment
policies
To create a new policy content filter, perform the following steps:
1 Click Email Protection | Policies.
2 Select the policy you want to change.
3 Click Attachments.
The Attachments: File Types window is displayed.
4 For each file type in the Allowed Attachment Types section, select one of the
following options from the drop-down menu:
•
•
•
Note: By default, each listed attachment file type is allowed unless you specifically
select it to be disallowed, except for the types Executables and Scripts. These two
file types are relatively easy to self-invoke from an email, and thus increase the
security risk of a self-running virus or worm.
The following table lists the file extensions associated with each file type:
November 2012 Proprietary: Not for use or disclosure outside McAfee without written permission
Disallow — All email containing this file type are blocked.
A file size, such that an email with a file of this file type that exceeds the file size
is blocked.
— Max 500 KB
— Max 1 MB
— 2 MB
— 5 MB
— 10 MB
— 15 MB
Any size — Email with this file type is allowed and delivered.
File Type
Microsoft Word
Documents
Example File Extensions
*.doc, *.dot, *.rtf, *.wiz
Define an Attachment Filter
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