{"id":24838,"date":"2024-01-20T16:36:42","date_gmt":"2024-01-20T16:36:42","guid":{"rendered":"https:\/\/10web.io\/blog\/?p=24838"},"modified":"2024-04-22T11:49:28","modified_gmt":"2024-04-22T11:49:28","slug":"chrome-err_ssl_version_or_cipher_mismatch-errors","status":"publish","type":"post","link":"https:\/\/10web.io\/blog\/chrome-err_ssl_version_or_cipher_mismatch-errors\/","title":{"rendered":"How to Fix Chrome’s ERR_SSL_VERSION_OR_CIPHER_MISMATCH Errors"},"content":{"rendered":"

If you come across the error message ERR_SSL_VERSION_OR_CIPHER_MISMATCH when trying to access a website, it may be due to the site using an outdated and unsupported version of TLS.<\/span><\/p>\n

Whenever you visit a website that uses HTTPS, there are several steps that take place between your browser and the webserver to ensure that the SSL\/TLS connection and certificate are valid. These steps include the TLS handshake, verification of the certificate against the certificate authority, and decryption of the certificate.<\/span><\/p>\n

What is the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error?<\/span><\/h2>\n

SSL errors can occur when your web browser detects an issue with the website’s SSL certificate. The SSL of a website is checked automatically by your browser whenever you try to connect to it. This is done to verify that the website is authentic and has implemented the correct protocol to secure your connection. <\/span><\/p>\n

The process is known as a TLS handshake, which is a protocol that ensures secure communication between a user’s computer and a web server.<\/span> Suppose your browser detects a misconfiguration or an unsupported version of the SSL. In that case, it may display an SSL error such as “ERR_SSL_VERSION_OR_CIPHER_MISMATCH”.<\/span><\/p>\n

\"How<\/p>\n

This error prevents you from accessing the site. <\/span> These types of errors may appear slightly different depending on your browser and operating system.<\/span><\/p>\n

Error variations<\/span><\/h3>\n

Other variations of this type of error include:<\/span><\/p>\n

    \n
  • Error 113 (net::err_ssl_version_or_cipher_mismatch): unknown error<\/span><\/li>\n
  • The client and server don’t support a common SSL protocol version or cipher suite.<\/span><\/li>\n
  • [This website] uses an unsupported protocol. Err_ssl_version_or_cipher_mismatch<\/span><\/li>\n<\/ul>\n

    What causes ERR_SSL_VERSION_OR_CIPHER_MISMATCH errors?<\/span><\/h2>\n

    The error message “ERR_SSL_VERSION_OR_CIPHER_MISMATCH” usually occurs on older web browsers or operating systems. This message is a security measure built into the browser to prevent you from accessing potentially unsafe websites. <\/span><\/p>\n

    It may indicate that the website is using an outdated or unsupported version of a protocol that has security vulnerabilities. This could cause harm to your device or compromise any information you provide to the website.<\/span><\/p>\n

    Causes of the “ERR_SSL_VERSION_OR_CIPHER_MISMATCH” error message can include:<\/span><\/p>\n

      \n
    • Outdated operating systems or browsers<\/span><\/li>\n
    • Misconfigured or expired SSL certificates<\/span><\/li>\n
    • Outdated TLS versions<\/span><\/li>\n
    • Unsupported SSL protocols or cipher suites<\/span><\/li>\n
    • Google\u2019s QUIC protocol<\/span><\/li>\n
    • Local network or device issues<\/span><\/li>\n
    • Cached browser data<\/span><\/li>\n
    • Antivirus programs and firewalls<\/span><\/li>\n<\/ul>\n

      It’s worth noting that this error only affects websites that use SSL certificates and HTTPS encryption, which can be identified by a padlock icon in the URL bar. <\/span><\/p>\n

      \"Padlock<\/p>\n

      Services like Cloudflare CDN and other security add-ons can also contribute to this issue.<\/span> By identifying the exact cause of the error, whether it’s an issue with the website or your own system, you can take the necessary steps to resolve the ‘ERR_SSL_VERSION_OR_CIPHER_MISMATCH’ error and safely access the website.<\/span><\/p>\n\r\n