Re: [vps-mail] procmail escaping of non alphanumerics

[Scott Wiersdorf <scott@xxxxxxxxxxxx>]

On Tue, Oct 28, 2003 at 04:00:44PM +0100, Sikaspam wrote:
> Scott,
> 
> Excellent example for scoring, thanks.
> 
> backquote (unix shell chars - is this dangerous in procmail
> recipes?)

Not dangerous, but they do invoke a subshell. See the SHELLMETAS
variable in procmailrc.

> A second type I'm getting uses accents on vowels to fool filters:
> 
> "Th?s ?s wh?t y?ur d?ct?r ?rd?r?d"
> 
> I need to receive mail in European languages but it appears scoring 
> could be used to count up the number of accents and with careful thought 
> that should work as well.

These will need to be matched explicitly:

    EUROS=[äöü, etc.]

You can use the same technique as before (previous email) for scoring.

Scott
-- 
Scott Wiersdorf
scott@xxxxxxxxxxxx
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