We need a captcha reader component. Captchas are very simple and only four digit number. Development language is c# and platform net.4.0 with Visual Studio. No user interface required. Component will take image as input parameter and will output text result. The component should support numeric, character or alphanumeric captchas anf this should be by parameters. Must be very fast and usable in multithread environment. Sample catchas will be provided. Accuracy should be over %95.