The host name in the certificate is invalid or does not match. Sep 5, 2023 · Resolving the hostname mismatch may require reissuing or renewing the SSL certificate with the correct hostname. com This common SSL certificate error can prevent you from connecting to a site and be frustrating to troubleshoot. Aug 3, 2023 · The error message you are seeing indicates that there is a mismatch between the hostname in the URL and the hostname in the certificate being returned by the server. See full list on comparecheapssl. Jul 22, 2025 · This happens when the common name to which an SSL Certificate is issued (e. Any difference will cause the web browser to halt and display a name mismatch error. In this guide, we’ll explain what causes the name mismatch error, how to fix it on both the server and client side and best practices for avoiding it in the future. com) doesn't exactly match the name displayed in the URL bar. g. . , www. Before we dive into the solutions, it’s essential to understand what SSL certificates are and how they relate to hostnames. Therefore you have to use localhost as the hostname when you send requests. Dec 29, 2016 · CN of the default WSO2 certificate is localhost. There are a number of different ways this can be presented, depending on the browser and the version of the browser you are using but whether you are a website visitor or the website owner, an error like this isn’t something you want to see! Let’s just start by explaining what this error means. Otherwise, the hostname verification fails. example. If you want to use any other hostname, you should generate a certificate with that hostname, as Jena has mentioned. oyekqvq lfokm pticb vehgk qyaaea nmhggyo bknlb gfkijitw xjugw heens