Abstract

CAPTCHA is an acronym for Completely Automated Public Turing test to tell Computers and Humans Apart. It is a type of challenge-response test used in computing to ensure that the response is not generated by a computer. The process usually involves one computer (a server) asking a user to complete a simple test which the computer is able to generate and grade. Because other computers are unable to solve the CAPTCHA, any user entering a correct solution is presumed to be human. A common type of CAPTCHA requires that the user type let ....etc

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To get full information or details of travel agency project in php with source code in php please have a look on the pages

http://seminarsprojects.net/Thread-online-travel-agency

if you again feel trouble on travel agency project in php with source code in php please reply in that page and ask specific fields in travel agency project in php with source code in php ....etc

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visit these threads for reports and ppt on captcha:
http://seminarsprojects.net/Thread-c-..-humans-ap
http://seminarsprojects.net/Thread-ca..9#pid29279
http://seminarsprojects.in/attachment.php?aid=8574 ....etc

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CAPTCHA

CHAPTER 1

INTRODUCTION
1.1 Overview:
You're trying to sign up for a free email service offered by Gmail or Yahoo. Before you can submit your application, you first have to pass a test. It's not a hard test -- in fact, that's the point. For you, the test should be simple and straightforward. But for a computer, the test should be almost impossible to solve. This sort of test is a CAPTCHA. They're also known as a type of Human Interaction Proof (HIP). You've probably seen CAPTCHA tests on lots of Web ....etc

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An Alternative To Captcha - Video Captcha
B.Tech Seminar report
by
Nawas Abdulla
Department of Computer Science And Engineering
Government Engineering College, Thrissur
December 2010

report:


Abstract
Video Captcha is a new technique for using content based video as a CAPTCHA
task. These CAPTCHAs are presently generated from YouTube videos, which con-
tains tags supplied by the person while uploading that video. These videos are graded
using the given video ....etc

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CAPTCHA is a technique used to identify wether the user is a human or a BOT(called web robots), and it allows the humans to authenticate themselves by answering some simple questions.

while many techniques are used in captcha like text captcha , photo captcha, sound captcha etc; many of them were easily broken by spammers.like text captcha is a distorted image of containing some abnormal text, and with the help of OCR(Optical Character Reader) we could easily break the text captcha..

In this project create a control which is to be embedde ....etc

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Hi,
I am Anusha Sekar. I am in my final year of Computer Science Engineering.
I want to know if you have ppt presentation fro the topic- 3D CAPTCHA: A Next Generation of the CAPTCHA. Could you help me out with the presentation? If you already have the presentation, please mail me at [email protected].

Thank You ....etc

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CAPTCHA Security: A Low-Cost Attack on a Microsoft CAPTCHA
SEMINAR REPORT
Submitted by
NARAYANAN V
DEPARTMENT OF COMPUTER SCIENCE & ENGINEERING
COLLEGE OF ENGINEERING TRIVANDRUM
2010





ABSTRACT

CAPTCHA is now almost a standard security technology. The most widely used CAPTCHAs rely on the sophisticated distortion of text images rendering them unrecognizable to the state of the art of pattern recognition techniques, and these text-based schemes have found widespread applicati ....etc

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If anyone knows coding for implementing four panel cartoon captcha.. pls upload it.. ....etc

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Hi i am Karen i would like to get details on php source code for movie ticket booking in php .. if you can help me it would be great..thank you ....etc

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