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- form spam, not header spoofing
July 2, 2007, 2:20 pm
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I have a client that is getting a variety of spam through one of his
forms. This is not spam meant to be redirected by forging a header as
that is detected and deleted by looking for line feeds in the header
lines, it appears to be and can only be sent to the intended recipient.
Getting about 20-30/day. Oddly many of the form questions are answered
Something new to me. Anyone else seen this?
So what to do. I don't see any fixed patterns to trap on.
Perhaps one of those distorted images you have to decypher? Something
I'm going to collect UA info and see what may be in there.
Re: form spam, not header spoofing
one would think for a server bot, it is not. I've keyed on this then and
am tossing out non JS user agents. Since only a handfull of typical
seems like a reasonable trade off.
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