OVERVIEW: Blocked Email Attachment Extensions

For security reasons, Clemson University currently blocks e-mail attachments with certain extensions. Below are a list of the 56 extensions blocked by Clemson's mail server.

Clemson mail server now accepts .zip files, as of March 2007.

Extensions in bold text are the most common for email attachments.

.ade
.adp
.app
.asd
.asf
.asx
.bas
.bat
.chm
.cmd
.com
.cpl
.crt
.dll
.exe
.fxp
.hlp
.hta
.hto
.inf
.ini
.ins
.isp
.jse
.lib
.lnk
.mdb
.mde
.msc
.msi
.msp
.mst
.ocx
.pcd
.pif
.prg
.reg
.scr
.sct
.sh
.shb
.shs
.sys
.url
.vb
.vbe
.vbs
.vcs
.vxd
.wmd
.wmf
.wms
.wmz
.wsc
.wsf
.wsd
Posted - Tue, Oct 18, 2016 at 2:00 PM.
Online URL: https://hdkb.clemson.edu/phpkb/article.php?id=470