Microsoft Office 365 Email Blocked File Extensions

Microsoft Office 365 Email Blocked File Extensions

These attachment type file extensions are blocked in Office 365. If a message is received with one of the following attachment types, it will be rejected by the mail system and the sender notified with a message "This message was rejected due to a restricted attachment type by Salisbury University."

Blocked Attachment Types

 

.ACE

.APPLICATION

.ARJ

.BAT

.BZ2

.CAB

.CMD

.COFF

.COM

.CPL

.DEB

.DMG

.DOCM

.DOTM

.ELF

.EML

.EVTX

.EXE

.GADGET

.GZ

.HTA

.HTM

.HTML

.IMG

.INF

.JAR

.JS

.JSE

.LHA

.LNK

.MACHO

.MHT

.MP3

.MSC

.MSH

.MSH1

.MSH1XML

.MSH2

.MSH2XML

.MSHXML

.MSI

.MSP

.ONE

.PIF

.PKG

.POTM

.PPAM

.PPSM

.PPTM

.PS1

.PS1XML

.PS2

.PS2XML

.PSC1

.PSC2

.RAR

.REG

.RPM

.RPMSG

.RTF

.SCF

.SCR

.SH

.SLDM

.SLK

.SVG

.VB

.VBE

.VBS

.WIM

.WS

.WSC

.WSF

.WSH

.XHTML

.XSL

.XLAM

.XLSM

.XLTM

.XZ

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