Introduction to An Alternative to Captcha – Video Captcha Seminar Topic:
This Seminar Topic is about the Video Captcha. It is the technique which is used for implementing the content based video as the Captcha task. These captacha’s are being generated from various sources like YouTube videos which are uploaded by the people. The grading of the videos is given by the usage of all tags which are related to videos. The rate of the success will be around 70% to 90% whereas the attack rate drops drastically to 13%. We can find a better performance of the video Captcha when compared to that of the existing Captcha in terms of usability and also the security.
The video Captcha is the first technique which is capable of distinguishing the humans and also the machines using the videos. Also its properties which are desired are described in the introduction. The challenges are graded automatically. Also the grading can be parameterized so that a balance exists between the usability and also the security. The results which are conducted on the user studies conclude that the video Captcha is considered as a replacement to text-based Captcha.
The main purpose of using Captcha is for avoiding the misuse of the online services which makes programs of creating thousands of the free emails and then used for sending SPAM. The types of the Captcha includes the recognition of the character also the speech recognition and also the understanding of the images.
We can say that the results which are conducted on the user studies conclude that the video Captcha is considered as a replacement to text-based Captcha also we can find a better performance of the video Captcha when compared to that of the existing Captcha in terms of usability and also the security.
Download An Alternative to Captcha – Video Captcha B.tech CSE Seminar Report.