[Rspamd-Users] Custom subject.map ignoring certain regexp

[G.W. Haywood]

Hi there,

On Sun, 2 Feb 2025, Richard Klingler via Users wrote:
> Am 02.02.25 um 11:51 schrieb G.W. Haywood:
>> On Sun, 2 Feb 2025, Richard Klingler via Users wrote:
>>> ...
>>> I have a custom subject map setup which seems to work fine...but only in 
>>> rare case a spam passes through although it should have matched it.
>>> 
>> Without more information it's difficult to say ...
> 
> Well don't have much more information than what is in the email message...

Nonsense.  You haven't even said how the mail gets to rspamd in the first place.

>> I'd suggest that you try the '/u' flag (meaning perform a UTF-8 match)
>> to see if that helps.  See the section of ...

Have you tried something like this, or did you just ignore it?

> When I save the email message from thunderbird and open up in a hex editor I 
> also see no special characters...or maybe thunderbrid corrects headers?

"Corrects"?  I don't know, but it might change the character encoding.
That's one reason that I'd never use a 'point and shoot' mail reader.
There are much more important reasons.

> Is there a way to run this message through rspamd again?

Forward it to yourself?

> Also wondering if there is a way to find out which line causes a false 
> negative.

Of course.  Debug.

-- 

73,
Ged.