Usability and Effectiveness of CAPTCHAs

Thank you for taking a few minutes of your time to support my Extended Essay. This project is a part of the IB Diploma that I'm pursuing at the Skyline High School in Sammamish, WA. The project aims to study the effectiveness and usability of different CAPTCHA schemes.

Please fill in your information below and then press the Start Challenges button.

Tell us about yourself

Age:
Gender:
Highest level of education:
Rate your computer literacy:



Are you ready to start the challenges?
       

       

Challenge 1

The image below has a few random letters, which you need to enter in the box below. The letters are not case-sensitive (i.e. CAPITALs or smalls are same).

Once you have filled it in correctly, please click on the Next Challenge button.




Challenge 2

Please click on the I am human checkbox below and follow the instructions that pop-up for the selecting the right images. Once you have completed it, please click on the Submit button.