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What is ERR_SSL_PROTOCOL_ERROR on my website? It likely means the web server is misconfigured and fails to establish SSL connections with visiting browsers, preventing SSL handshakes from completing properly.
what is err_ssl_protocol_error? ERR_SSL_PROTOCOL_ERROR happens when a website’s SSL certificate is misconfigured or invalid. This error occurs when a browser is unable to establish a secure connection with an SSL-encrypted site.
Learn some tips and tricks for how you can fix the err_http2_protocol_error message that prevents you from accessing a web page.
1. SSL_ERROR_BAD_CERT_DOMAIN. What it means: The website’s security certificate doesn’t match its address. How to fix it: For website visitors: Check if you typed the website address correctly. Make sure you’re not on a fake website. For website owners: Check your certificate details. Make sure your certificate covers all your website addresses.
What is ERR_SSL_PROTOCOL_ERROR? At its core, the ERR_SSL_PROTOCOL_ERROR is your browser’s way of saying, “I can’t make a safe connection to this website.” It’s a warning that shows there’s a problem with the SSL/TLS handshake. This handshake keeps your data safe when it’s sent over the Internet.
What Causes ERR_SSL_PROTOCOL_ERROR? 1. Clear Your Browser Cache and SSL State; 2. Check Your System Clock; 3. Disable Third-Party Browser Extensions and Antivirus Software; 4. Check the Website's SSL Certificate; 5. Disable the QUIC Protocol; 6. Change Your Internet Security and Privacy Level; 7. Check Your Firewall; 8. Enable All SSL/TLS Versions
The ERR_SSL_PROTOCOL_ERROR error usually appears when there’s an issue with the SSL certificate or the HTTPS protocol, which is essential for establishing a secure connection between a website and a user’s browser.
Do you keep seeing ERR_SSL_PROTOCOL_ERROR repeatedly while attempting to access a website or web page in Google Chrome? Usually, that happens when the browser has trouble using the SSL (Secure Socket Layer) protocol to establish a secure connection with the site.
In broad terms, SSL connection errors will prevent you from browsing a website securely over Hypertext Transfer Protocol Secure (HTTPS). Your browser may allow you to proceed with the connection, but in most cases, it’ll tell you that you’re doing so at your own risk.
ERR_SSL_PROTOCOL_ERROR means that your browser is having trouble creating a secure connection to the website you're trying to visit. Think of it as a handshake that couldn't happen properly, and now the browser is letting you know about the incomplete greeting.