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If you've just passed an image challenge, but are immediately prompted by another, there may be an issue with your browser. Before you attempt another image challenge, clear the cache on your web browser. If you're still prompted to retake the image challenge multiple times a day, you might have a more serious issue.
On August 1, 2010, Chad Houck gave a presentation to the DEF CON 18 Hacking Conference detailing a method to reverse the distortion added to images which allowed a computer program to determine a valid response 10% of the time. [34] [35] The reCAPTCHA system was modified on July 21, 2010, before Houck was to speak on his method. Houck modified ...
This CAPTCHA (reCAPTCHA v1) of "smwm" obscures its message from computer interpretation by twisting the letters and adding a slight background color gradient. A CAPTCHA (/ ˈ k æ p. tʃ ə / KAP-chə) is a type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks and spam. [1]
an anonymous post on 4chan's /b/ imageboard. An anonymous post, is an entry on a textboard, anonymous bulletin board system, or other discussion forums like Internet forum, without a screen name or more commonly by using a non-identifiable pseudonym.
Also, it should be added that reCaptcha can be a bad thing as a user may be used to solve another's captcha. We don't know if the second word is "a book that needs digitizing" or some other captcha from another legit site. So if you want entry to this site with recaptcha, you allow captcha to BOT another site's captcha.
Cache invalidation is a process in a computer system whereby entries in a cache are replaced or removed.. It can be done explicitly, as part of a cache coherence protocol. In such a case, a processor changes a memory location and then invalidates the cached values of that memory location across the rest of the computer system.
In other words, instead of PC giving the latest edit, PC just gives the edit of the stable revision and when "Publish changes" is clicked it does something like put the revision in a separate namespace (something like Review:PAGENAME/#####) where ##### is the revision ID. If the edit is accepted, then that page is merged and the review deleted.
But your account was created seven months earlier than Muboshgu's (21 April 2005 vs. 22 November 2005), and yet the creation date is visible on your contribs page. Then there are also Bearcat (created on 3 October 2003), BD2412 (20 February 2005), Koavf (5 March 2005), etc, which all were created before Muboshgu's account too, and yet have ...