2023年12月18日发(作者：)

【Web相关】《connection-not-secure（此站点的连接不安全）》Secure connection failed and Firefox did not connectThis article explains why you may see a Secure Connection Failed or a Did Not Connect: Potential Security Issue error page and what youcan of ContentsSecure connection cannot be establishedWhen a website that requires a secure (https) connection tries to secure communication with your computer, Firefox cross-checks thisattempt to make sure that the website certificate and the connection method are actually secure. If Firefox cannot establish a secureconnection, it will display an error Connection FailedA Secure Connection Failed error page will include a description of the error, an option to report the error to Mozilla and a Try Again is no option to add a security exception to bypass this type of error.

The error page will also include the following information:The page you are trying to view cannot be shown because the authenticity of the received data could not be contact the website owners to inform them of this Not Connect: Potential Security IssueCertain secure connection failures will result in a Did Not Connect: Potential Security Issue error page.

The error page will include a description of the potential security threat, an option to report the error to Mozilla and an Advanced… button toview the error code and other technical details. There is no option to add a security exception to visit the e issuesTLS version unsupportedSome websites try using outdated (no longer secure) Transport Layer Security(TLS) mechanisms in an attempt to secure your x protects you by preventing navigation to such sites if there is a problem in securely establishing a connection. Contact the owners ofthe website and ask them to update their TLS version to a version that is still current and still ng in Firefox version 74, the minimum TLS version allowed by default is TLS 1.2. Websites that don't support TLS version 1.2 orhigher will display a Secure Connection Failed error page with Error code: SSL_ERROR_UNSUPPORTED_VERSION and a messagethat This website might not support the TLS 1.2 protocol, which is the minimum version supported by Firefox. The error page may alsoinclude a button, Enable TLS 1.0 and 1.1 that will allow you to override the minimum TLS requirement; however, Mozilla plans to removethis option and permanently disable TLS 1.0 and 1.1 in a future version of required