SSL check tool displays information about website SSL certificate. You can verify any website, SSL certificate is correctly installed, valid and signed. You can view additional information about SSL certificate including issuer, expiration dater, algorythm and covered subdomains.
SSL certificate is a way of confirming the true identity of a web server for secure and encrypted communication between user and the website. Without SSL certificate, any information, such as personal data, passwords, or the result of a client request, transmitted between the server and the client can be intercepted or redirected to another server by attackers.