Occasionally you'll get an error message telling you there's a problem with a website's security certificate. A site's certificate allows Internet Explorer to establish a secure connection with the site. Certificate errors occur when there's a problem with a certificate or a web server's use of the certificate. Internet Explorer helps keep your information more secure by warning about certificate errors.
Article ID: 17430 - Last Review: 3 নভেম্বর, 2017 - Revision: 21