āļ§āļīāļ˜āļĩāđāļāđ‰āđ„āļ‚āļ›āļąāļāļŦāļē ERR_SSL_VERSION_OR_CIPHER_MISMATCH

āļ›āļąāļāļŦāļēāļ—āļĩāđˆāļžāļš

  • Invalid SSL certificates 
    āļ—āļģāļāļēāļĢāļ•āļīāļ”āļ•āļąāđ‰āļ‡ SSL āđ„āļĄāđˆāļ–āļđāļāļ•āđ‰āļ­āļ‡
     
  • Old TLS versions
    TLS āđ€āļ§āļ­āļĢāđŒāļŠāļąāđˆāļ™āđ€āļāđˆāļē āļŦāļĢāļ·āļ­ OpenSSL āđ€āļ§āļ­āļĢāđŒāļŠāļąāđˆāļ™āđ€āļāđˆāļēāļāļ§āđˆāļē 1.0.1
     
  • Outdated web browsers or operating systems 
    Web Browser āđ€āļ§āļ­āļĢāđŒāļŠāļąāđˆāļ™āđ€āļāđˆāļē āļŦāļĢāļ·āļ­ OS āđ„āļĄāđˆāđ„āļ”āđ‰āļ­āļąāļžāđ€āļ”āļ—āļĄāļēāđ€āļ›āđ‡āļ™āļĢāļ°āļĒāļ°āđ€āļ§āļĨāļēāļ™āļēāļ™ āļŦāļĢāļ·āļ­ CA Certificate āđ„āļĄāđˆāđ„āļ”āđ‰āļ­āļąāļžāđ€āļ”āļ—āđƒāļŦāđ‰āđ€āļ›āđ‡āļ™āļ›āļąāļˆāļˆāļļāļšāļąāļ™
     
  • QUIC protocol 
     a Google project that acts as an alternative to common security solutions but may trigger the error.
     
  • Web browser’s cache 
    the cached data may not reflect the website’s security update.
     
  • Antivirus program 
    a misconfiguration in the antivirus program may trigger a false alarm that results in the ERR_SSL_VERSION_OR_CIPHER_MISMATCH error.
     

āļ§āļīāļ˜āļĩāļāļēāļĢāđāļāđ‰āđ„āļ‚āļ›āļąāļāļŦāļē

  • āļ—āļģāļāļēāļĢāļ­āļąāļžāđ€āļ”āļ— OpenSSL Version 1.0.1 āļ‚āļķāđ‰āļ™āđ„āļ›
  • āļ—āļģāļāļēāļĢāđ€āļ›āļīāļ” TLS 1.2 āļ‚āļķāđ‰āļ™āđ„āļ›
  • āļ—āļģāļāļēāļĢ update CA-Certificate āļšāļ™ OS
  • āļ›āļīāļ” Browser āļ—āļąāđ‰āļ‡āļŦāļĄāļ”āđāļĨāđ‰āļ§āđ€āļ‚āđ‰āļēāđƒāļŦāļĄāđˆ

 

 

āļ—āļģāļāļēāļĢāļ•āļĢāļ§āļˆāļŠāļ­āļšāļ—āļĩāđˆāļĄāļēāļ‚āļ­āļ‡āļ›āļąāļāļŦāļē

āđ„āļ›āļĒāļąāļ‡āđ€āļ§āđ‡āļšāđ„āļ‹āļ•āđŒ ssllabs āđ€āļžāļ·āđˆāļ­āļ•āļĢāļ§āļˆāļŠāļ­āļšāļ„āļ§āļēāļĄāļœāļīāļ”āļ›āļāļ•āļī

https://www.ssllabs.com/ssltest/analyze.html

āļĢāļ°āļšāļļāļŠāļ·āđˆāļ­āđ‚āļ”āđ€āļĄāļ™ āđ€āļžāļ·āđˆāļ­āļ—āļģāļāļēāļĢāļ•āļĢāļ§āļˆāļŠāļ­āļšāļ›āļąāļāļŦāļē

 

Apache āļ§āļīāļ˜āļĩāđāļāđ‰āđ„āļ‚ ERR_SSL_VERSION_OR_CIPHER_MISMATCH

āļ—āļģāļāļēāļĢāļ„āđ‰āļ™āļŦāļēāđ„āļŸāļĨāđŒ Config SSL Algorithm āļ‚āļ­āļ‡ Apache

grep -i -r "SSLEngine" /etc/{apache,httpd}

āļ—āļģāļāļēāļĢāđāļāđ‰āđ„āļ‚ āļŦāļĢāļ·āļ­āđ€āļžāļīāđˆāļĄÂ 

SSLProtocol all -SSLv2 -SSLv3
SSLHonorCipherOrder on
SSLCipherSuite "EECDH+ECDSA+AESGCM EECDH+aRSA+AESGCM EECDH+ECDSA+SHA384 EECDH+ECDSA+SHA256 EECDH+aRSA+SHA384 EECDH+aRSA+SHA256 EECDH+aRSA+RC4 EECDH EDH+aRSA RC4 !aNULL !eNULL !LOW !3DES !MD5 !EXP !PSK !SRP !DSS"

āļ—āļģāļāļēāļĢ Restart httpd service

service httpd restart
āļŦāļĢāļ·āļ­
service apache2 restart 

Nginx  āļ§āļīāļ˜āļĩāđāļāđ‰āđ„āļ‚ ERR_SSL_VERSION_OR_CIPHER_MISMATCH

āļ„āđ‰āļ™āļŦāļēāđ„āļŸāļĨāđŒ config

grep -i -r "SSLEngine" /etc/nginx

āļ—āļģāļāļēāļĢāđ€āļžāļīāđˆāļĄāļĨāļš āđāļāđ‰āđ„āļ‚āđƒāļ™ nginx config 

SSLProtocol all -SSLv2 -SSLv3
SSLHonorCipherOrder on
ssl_ciphers "EECDH+ECDSA+AESGCM EECDH+aRSA+AESGCM EECDH+ECDSA+SHA384 EECDH+ECDSA+SHA256 EECDH+aRSA+SHA384 EECDH+aRSA+SHA256 EECDH+aRSA+RC4 EECDH EDH+aRSA RC4 !aNULL !eNULL !LOW !3DES !MD5 !EXP !PSK !SRP !DSS";

āļ—āļģāļāļēāļĢ Restart nginx service

service nginx restart

========================================================

āļ”āļđāļ§āļīāļ˜āļĩāļ”āļģāđ€āļ™āļīāļ™āļāļēāļĢāļ­āļĒāđˆāļēāļ‡āļĨāļ°āđ€āļ­āļĩāļĒāļ”āđ„āļ”āđ‰āļ—āļĩāđˆ

https://www.ireallyhost.com/kb/news/633

 

āļ­āđ‰āļēāļ‡āļ­āļīāļ‡Â 
https://phoenixnap.com/kb/fix-err-ssl-version-or-cipher-mismatch
https://www.hostinger.com/tutorials/ssl-version-cipher-mismatch-error
https://httpd.apache.org/docs/trunk/ssl/ssl_howto.html

 āđ„āļ­āđ€āļĢāļĩāļĒāļĨāļĨāļĩāđˆāđ‚āļŪāļŠ
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http://www.ireallyhost.com/support

 

 

 

 

āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āđƒāļ™āļāļēāļĢāđ€āļœāļĒāđāļžāļĢāđˆāļšāļ—āļ„āļ§āļēāļĄ āļ‚āđˆāļēāļ§āļŠāļēāļĢ
** āļšāļ—āļ„āļ§āļēāļĄāļ™āļĩāđ‰āļĄāļĩāļĨāļīāļ‚āļŠāļīāļ—āļ˜āļīāđŒ āđ„āļĄāđˆāļ­āļ™āļļāļāļēāļ•āļīāđƒāļŦāđ‰āļ„āļąāļ”āļĨāļ­āļ āļ—āļģāļ‹āđ‰āļģ āļ”āļąāļ”āđāļ›āļĨāļ‡āļāđˆāļ­āļ™āđ„āļ”āđ‰āļĢāļąāļšāļ­āļ™āļļāļāļēāļ• **
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āļ—āļąāđˆāļ§āđ„āļ›
āļ„āļđāđˆāļĄāļ·āļ­ / āļ§āļīāļ˜āļĩāļāļēāļĢāļ•āļīāļ”āļ•āļąāđ‰āļ‡ SSL Certificate āļŠāļģāļŦāļĢāļąāļš cPanel Web Control Panel
āļšāļĢāļīāļāļēāļĢ SSL Certificate - āđ‚āļ”āļĒāđ„āļ­āđ€āļĢāļĩāļĒāļĨāļĨāļĩāđˆāđ‚āļŪāļŠ