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Office 2013 In Depth by Joe Habraken

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Dealing with Message Attachments

Outlook blocks many file types as mail attachments. When a blocked file type is included in a message that you receive, Outlook provides a message that a potentially unsafe file type was blocked. Message attachments can certainly contain malware, so blocking file types that are programs or executable files makes sense. Table 27.1 lists some of the blocked file types.

Table 27.1. A Subset of Blocked File Types

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These file types and a number of others are blocked because they are considered potential vehicles for malware. If you glance at the subset of blocked files listed in Table 27.1, you can see why these file ...

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