International Journal of Computer Applications
The dawn of the personal computer era gave birth to a new type of criminal, the hacker. Today there is a new even more attractive target for hackers to exploit, the Android Smartphone's. These devices allow the users' to use internet, camera, GPS tracking, and more features. Smartphone's also contain detailed records of the users' contacts and SMS. The hacker then uses these records for committing identity theft. Hence to provide security to Android Smartphone the authors have developed a circular screen locking application.