List of file attachments types that are blocked by the incoming/outgoing mail server.
Files with the following extensions will be stripped from attachments by the email server.
Note: This applies for Exchange users sending or receiving email from my.fit.edu and external email addresses.
Archive Files: ZIP, TAR, GZ, and RAR containing files with the extensions below will be blocked.
| Extension | Reason |
| .bat | Batch files are often malicious |
| .chm | Compiled help files are very dangerous in email |
| .cmd | Batch files are often malicious |
| .cnf | SpeedDials are very dangerous in email |
| .com | Executable DOS/Windows programs are dangerous in email |
| .cpl | Control panel items are often used to hide viruses |
| .exe | Executable DOS/Windows programs are dangerous in email |
| .hta | HTML archives are very dangerous in email |
| .ins | Windows Internet Settings are dangerous in email |
| .lnk | Eudora *.lnk security hole attack |
| .mhtml | MHTML files can be used in an attack against Eudora |
| .pif | Shortcuts to MS-Dos programs are very dangerous in email |
| .scf | Windows Explorer Commands are dangerous in email |
| .scr | Windows Screensavers are often used to hide viruses |
| .vb? | Visual Basic Scripts are dangerous in email |
| .ws | Windows Script Host files are dangerous in email |
| .xnk | Microsoft Exchange Shortcuts are dangerous in email |