OperaDDS - Secure Email Attachment File Types |
Applies to: OperaDDS |
Solution:
File attachments in email are common threat vectors for malware. Executable files are not the only file type that can include threats. Below is a list of extensions that are not allowed through direct upload to OperaDDS Secure Email Attachments.
Note: Offices wishing to send a file from the list below should compress the file into a .zip file and upload that file, instead.
File Extension | File Type |
---|---|
.adp | Access Project (Microsoft) |
.app | Executable Application |
.asp | Active Server Page |
.bas | BASIC Source Code |
.bat | Batch Processing |
.cer | Internet Security Certificate File |
.chm | Compiled HTML Help |
.cmd | DOS CP/M Command File, Command File for WIndows NT |
.cnt | Help file index |
.com | Command |
.cpl | Windows Control Panel Extension (Microsoft) |
.crt | Certificate File |
.csh | csh Script |
.der | DER Encoded x509 Certificate File |
.exe | Executable File |
.fxp | FoxPro Compiled Source (Microsoft) |
.gadget | Windows Vista gadget |
.hlp | Windows Help File |
.hpj | Project file used to create Windows Help File |
.hta | Hypertext Application |
.inf | Information or Setup file |
.ins | IIS Internet Communications Settings (Microsoft) |
.isp | IIS Internet Service Provider Settings (Microsoft) |
.its | Internet Document Set, Internet Translation |
.js | JavaScript Source Code |
.jse | JScript Encoded Script File |
.ksh | UNIX Shell Script |
.lnk | Windows Shortcut File |
.mad | Access Module Shortcut (Microsoft) |
.maf | Access (Microsoft) |
.mag | Access Diagram Shortcut (Microsoft) |
.mam | Access Macro Shortcut (Microsoft) |
.maq | Access Query Shortcut (Microsoft) |
.mar | Access Report Shortcut (Microsoft) |
.mas | Access Stored Procedures (Microsoft) |
.mat | Access Table Shortcut (Microsoft) |
.mau | Media Attachment Unit |
.mav | Access View Shortcut (Microsoft) |
.maw | Access Data Access Page (Microsoft) |
.mda | Access Add-in (Microsoft), MDA Access 2 Workgroup (Microsoft) |
.mdb | Access Application (Microsoft), MDB Access Database (Microsoft) |
.mde | Access MDE Database File (Microsoft) |
.mdt | Access Add-in Data (Microsoft) |
.mdw | Access Workgroup Information (Microsoft) |
.mdz | Access Wizard Template (Microsoft) |
.msc | Microsoft Management Console Snap-in Control File (Microsoft) |
.msh, .msh1, .msh2, .mshxml, .msh1xml, .msh2xml | Microsoft Shell |
.msi | Windows Installer File (Microsoft) |
.msp | Windows Installer Update |
.mst | Windows SDK Setup Transform Script |
.ops | Office Profile Settings File |
.osd | Application virtualized with Microsoft SoftGrid Sequencer |
.pcd | Visual Test (Microsoft) |
.pif | Windows Program Information File (Microsoft) |
.plg | Developer Studio Build Log |
.prf | Windows System File |
.prg | Program File |
.pst | MS Exchange Address Book File, Outlook Personal Folder File (Microsoft) |
.reg | Registration Information/Key for W95/98, Registry Data File |
.scf | Windows Explorer command |
.scr | Windows Screen Saver |
.sct | Windows Script Component, Foxpro Screen (Microsoft) |
.shb | Windows Shortcut into a Document |
.shs | Shell Scrap Object File |
.ps1, .ps1xml, .ps2, .ps2xml, .psc1, .psc2 | Windows PowerShell |
.tmp | Temporary File/Folder |
.url | Internet Location |
.vb | VBScript File or Any VisualBasic Source |
.vbe | VBScript Encoded Script File |
.vbp | Visual Basic project file |
.vbs | VBScript Script File, Visual Basic for Applications Script |
.vsmacros | Visual Studio .NET Binary-based Macro Project (Microsoft) |
.vsw | Visio Workspace File (Microsoft) |
.ws | Windows Script File |
.wsc | Windows Script Component |
.wsf | Windows Script File |
.wsh | Windows Script Host Settings File |
.xnk | Exchange Public Folder Shortcut |
.ade | ADC audio file |
.cla | Java class file |
.class | Java class file |
.grp | Microsoft Windows Program Groups |
.jar | Compressed archive file package for Java classes and data |
.mcf | MMS Composer File |
.ocx | ActiveX Control file |
.pl | Perl script language source code |
.xbap | Silverlight Application Package |
Printed copies of this document are considered uncontrolled.
39202.Rev002 04.21.2020