Create rules to exclude email attachments from analysis.
Log on to the Intelligent Sandbox interface and then click → → .
Type a name for the rule, then select one or a combination of these filtering options:
Name Filtering — Enter file names separated by semi-colons (;). You can use asterisk (*) and question mark (?) as wildcard characters.
Size Filtering — Select less than or greater than criteria, type the file size, then select the unit.
Catagory Filtering — Select the file types to exclude.
Click Add Rule.
The rule is added in the Filtering Rules table.