Block At SpamFilter

less than 1 minute read

Description:

For those of you with local spam filters or the ability to add custom extensions to block, here is a list of extensions you may consider blocking in your spam filter policy

To Resolve:

  1. Block these attachment types at the spam filter.

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    *.ade  
*.adp  
*.arj  
*.asx  
*.bas  
*.bat  
*.cab  
*.chm  
*.cmd  
*.com  
*.cpl  
*.crt  
*.hlp  
*.hta  
*.inf  
*.ins  
*.jar  
*.js  
*.jse  
*.jsp  
*.lib  
*.lnk  
*.mdb  
*.mde  
*.msi  
*.msp  
*.nsc  
*.pcd  
*.pif  
*.pptm  
*.ps1  
*.reg  
*.rwa  
*.scr  
*.sct  
*.shs  
*.vb  
*.vbe  
*.vbs  
*.wmd  
*.wsc  
*.wsf  
*.wsh

  2. Additionally you may consider scanning these closer, quarantining, or blocking:

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    *.rar (block any that are encrypted/can not be scanned)  
*.zip (block any that are encrypted/can not be scanned)  
*.pdf (block any that are encrypted/can not be scanned)  
*.xlsm (macro enabled xls)  
*.docm (macro enabled docs)  
*.doc (block any that are macro enabled if possible)

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