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Re: wget and captcha puzzle !!!



On Sat, 21 Jan 2012 12:15:01 -0500, Tony Baldwin wrote:

> On Sat, Jan 21, 2012 at 10:59:21AM -0600, John Hasler wrote:
>> Bob writes:
>> > This should enable the separate wget invocations to appear as a
>> > single session client to the remote web site.
>> 
>> But he'll still have to solve the captcha to establish the session.
> 
> Indeed.
> Isn't the whole point of using captcha to prevent automated access to
> stuff? (ie. require human interaction).

(...)

Captchas based on images have been "cracked" since loooong time ago ;-)

And not always for doing "bad things". For example, SpamAssassin uses OCR 
techniques to "decode" spam messages which are embedded inside images.

Greetings,

-- 
Camaleón


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