Tags » Captcha

Area Man Questions Own Humanity After Failed CAPTCHA Test

BISHOP, CA – Failing to verify his identity via a CAPTCHA challenge-response test, local man Brian Treanor told reporters Sunday that he was beginning to doubt his own humanity. 64 more words


MIT Researchers Can Read Closed Books (and defeat CAPTCHA)

Ten years ago, MIT researchers proved that it was possible to look through an envelope and read the text inside using terahertz spectroscopic imaging. This research inspired to try the same technique to read a book through its cover… 202 more words

Misc Hacks

Audio Captcha’s in PHP

The major problems that is faced with Captcha based submission verification system is the lack of accessible options; Captcha’s do not provide plain text for a simple reason that it gives a easy way to thwart the Captcha and thereby defeat the point of putting such a system in place. 905 more words


Web Security - Server Security - ( Part 3 )

CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a project developed by the Carnegie Mellon School of Computer Science. The aim of the project is to identify the behavior of people with computers. 14 more words


Text Based Captcha Algorithm

We all by know are aware that Captcha is a Completely Automated Public Turing Test to tell Computers and Humans Apart. It is a test that is generated and evaluated by the computer. 824 more words


Image Processing Technique used to Measure Robustness and Captcha Recognition!

The increase in the publicly accessible services on the Web is a windfall today. But sadly the Web has attracted new and fresh maltreatments. There are programs like bots and spiders that have created to filch services to perform fake transactions. 578 more words


How to Break an Image Based Captcha

The Acronym of Captcha is “Completely Automated Public Turing test to tell Computers and Human’s Apart.” Captcha is an image of vague letters that is vigorously produced. 479 more words