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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