Fix ERR_SSL_VERSION_OR_CIPHER_MISMATCH error

When visiting a website if y'all are facing ERR SSL VERSION OR CIPHER MISMATCH error, together with then primarily it’s non your fault equally an cease user. It tin guide house amongst whatsoever browser including Chrome, Firefox, Internet Explorer or Edge browser. It agency that the website is using an SSL certificate which the browser is rejecting because the certificate has a problem. In this guide, nosotros volition portion some tips to create this error.

The park mistake message reads equally follows:

A secure connector cannot hold upward established because this site uses an unsupported protocol, Error code ERR_SSL_VERSION_OR_CIPHER_MISMATCH

That said, it is too possible that the downloaded certificate on your PC is corrupted or your PC configuration for TSL/SSL is misconfigured.

ERR_SSL_VERSION_OR_CIPHER_MISMATCH

Let us run across what y'all tin produce almost it!

1] Can y'all access the website amongst HTTP?

Try to access the website amongst the solely HTTP inwards the start. Do non move Https, together with if y'all run across the same problem, the occupation is amongst the website.  If y'all are nosotros website owner,  y'all postulate to cheque for ii things:

• • Is your SSL certificate scream mismatching? Make certain the scream together with alias of the websites jibe amongst the actual website URL where the certificate is installed.
  • Is your server using RC4 Cipher? If aye y'all postulate to create that.

As a website owner,  y'all too postulate to cheque if your CDN too supports SSL. Most of the CDN right away supports SSL, together with all y'all postulate is to configure it correctly. While the website delivers content over SSL, if the residual of the information is non over SSL, this mistake mightiness demonstrate up.

2] Enable SSL iii / TLS  together with Disable QUIC Protocol

If y'all are using Chrome, together with then brand certain to follow the protocol fixes for SSL3/TLS together with QUIC which are some of the reasons to drive the SSL version / Cipher Mismatch. It too includes few fixes for Windows 10 PC where y'all tin clear your certificates, brand certain your reckoner fourth dimension together with appointment is inwards sync amongst your timezone together with thence on.

For Edge and Internet Explorer delight follow the steps equally mentioned below:

1. In the search box, type Internet, and you should see Internet Options, inwards the result.
2. In the Internet Properties window, switch to the Advanced tab, together with scroll downward to the Security section.
3. Check the Use TLS 1.1 and User TLS 1.2 check boxes, together with and then click OK.
4. Exit.

For Firefox, type about: config inwards your address bar, together with hitting Enter.

• Type TLS inwards the search field, together with double click on security.tls.version.min
• Set the integer value to iii to forcefulness protocol of TLS 1.3
• Click OK, together with restart Firefox browser.

Repeat same for SSL together with thence on.

Let us know if whatsoever of these fixes helped y'all to resolve this error.

Source: https://www.thewindowsclub.com/

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