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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