SSL/TLS is the most popular protocol for protecting application layer data over the net. You can see the details of this protocol from its wiki page. In order to have a secure implementation of TLS/SSL, a number of technical details should be addressed. Not paying attention to these technical details may lead to a number of vulnerabilities that may compromise the confidentiality and integrity of the transmitted data. You can review a number of these attacks in this wiki page.
This online tool will help you to check your server’s TLS/SSL configuration and evaluate its security.
Currently, this tool is in a beta version, but it will be improved gradually over time. Please feel free to send us suggestions and any problem that you face.