Hello Daniel,

Wednesday, June 11, 2008, 9:19:47 AM, you wrote:

> Hi Everyone,

> I just sent a spam sample to Message Sniffer, that was using CAPTCHA, it
> said CIALIS in the CAPTCHA. I'm curios to see what Pete thinks of this new
> tactic?

On first look it is simply another way to use an obfuscated image to
deliver their message and should be handled the same way. Use of
CAPTCHA software to create this obfuscated image is an interesting
choice -- it means people making good OCR resistant CAPTCHA generators
are now unintentionally helping the blackhats defeat OCR based spam
filtering.

_M

-- 
Pete McNeil
Chief Scientist,
Arm Research Labs, LLC.


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