UACES Facebook Office 365 Email - Blocked Attachment Files

Complete List of Blocked Attachment Files

Macro Enabled File Extensions

Executable Content File Extensions

Dangerous File Extensions

Risky Attachment Extensions

Macro Enabled File Extensions

docm Microsoft Word Open XML Macro Enabled document
dotm Microsoft Word Open XML Macro Enabled document template
potm Microsoft PowerPoint Macro Enabled Open XML template file
ppam Microsoft PowerPoint Macro Enabled Open XML add-in
ppsm Microsoft PowerPoint Macro Enabled Open XML complete slide show
pptm Microsoft PowerPoint Macro Enabled Open XML presentation
sldm Macro enabled Powerpoint Slide file
xlam Microsoft Excel Open XML Macro Enabled add-in file
xlm Microsoft Excel Macro
xlsm Microsoft Excel Open XML Macro Enabled workbook
xltm Microsoft Excel Open XML Macro Enabled workbook template
   

Executable Content File Extensions

com Microsoft MS-DOS program 
dll Dynamic Link Library 
dos External Command File
exe Program
jar Java Archive
obj 3D object graphics
os2 os2 system file
pif Shortcut to MS-DOS program 
rar Zip type file
vxd Microsoft Windows Virtual Device Diver 
w16 Genesis 2000 data
   

Dangerous File Extensions

ace Data compression archive file
386 Virtual Device Driver (Windows 386 enhanced mode) 
3gr VGA Graphics driver/configuration files 
add Adapter Drive File 
ade Microsoft Access project extension 
adp Microsoft Access project
ani Animated cursor
app Application Bundle\Executable File
asp Active Server Page 
bas Microsoft Visual Basic class module 
bat MS-DOS batch file script program
cer SSL certificate file format
chm Compiled HTML Help file 
cmd Microsoft Windows NT Command Script 
cpl Control Panel extension 
crt Security certificate 
csh Adobe Photoshop Custom Shapes 
dbx Database Index 
der Distinguished Encoding Rules for certificates
fon Font File 
fxp Visual FoxPro compiled database
gadget Windows sidebar gadget
hlp Help File
hta HTML program 
inf Setup Information 
ins Internet Naming Service 
isp Internet Communication settings 
its Microsoft Internet document set
js JScript file 
jse Jscript Encoded Script file 
ksh Unix shell script
lnk Shortcut 
mad Microsoft Access module shortcut file
maf Microsoft Access form shortcut file
mag Microsoft Access Shortcut file format
mam Microsoft Access macro shortcut file
maq Microsoft Access query shortcut file
mar Microsoft Access report shortcut file
mas Microsoft Access stored procedures file
mat Material Library
mau Media Attachment Unit file
mav Microsoft Access view file
maw Microsoft Access data access page file
mda Microsoft Access add-in
mdb Microsoft Access program 
mde Microsoft Access MDE database 
mdt Microsoft Access database template
mdw Microsoft Access workgroup information
mdz Microsoft Access wizard template file
msc Microsoft Common Console Document 
msh MASH Microsoft Agent Script Helper file
msh1 Microsoft Shell script file
msh1xml Windows Power Shell script file
msh2 Microsoft Shell script file
msh2xml Windows PowerShell script file
mshxml Microsoft XML typedata file
msi Microsoft Windows Installer package 
msp Microsoft Windows Installer patch 
mst Microsoft Windows Installer transform; Microsoft Visual Test source file 
ocx Microsoft Object Linking 
ops Microsoft Office profile settings
pcd Images CD Creator Corel Adaptec 
plg Microsoft Developer Studio build log
prf PICS rules file
prg Program source data
ps1 Windows PowerShell cmdlet script
ps1xml Microsoft Windows PowerShell display configuration file
ps2 System Files primarily associated with Level II PostScript File
ps2xml Windows PowerShell file
psc1 Microsoft Windows PowerShell console file
psc2 Microsoft Windows PowerShell script file
pst Microsoft Outlook Data File
reg Registration entries 
scf Microsoft Command File
scr Screen saver 
sct Windows Script Component 
shb Shell Scrap object 
shs Shell Scrap object 
sys Windows/DOS system file 
tmp Temp file 
url Internet shortcut 
vb VBScript file 
vbe VBScript Encoded script file 
vbs VBScript file 
vsmacros Microsoft Visual Studio Macro enabled
vsw Visio workspace file
ws Windows Script Host
wsc Windows Script Component 
wsf Windows Script file 
wsh Windows Script Host Settings file 
xnk Microsoft Outlook Shortcuts
   

Risky Attachment Extensions

zip Compressed ZIP archive file
pdf Portable Document Format
ppt Microsoft PowerPoint Presentation
xls Microsoft Excel Workbook file
doc Microsoft Word Document