Secure Connection Failed An error occurred during a connection to esignservice.cdac.in. All Questions › Category: Web Development › Secure Connection Failed An error occurred during a connection to esignservice.cdac.in. 0 Vote Up Vote Down Chetan Shidling Staff asked 4 years ago The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.Please contact the website owners to inform them of this problem.