1. Introduction
The “ERR_SSL_PROTOCOL_ERROR” message typically pops up on web browsers, most commonly on Google Chrome, when users are trying to access a website with a secure connection. The error means there is an issue with the website’s SSL (Secure Socket Layer) protocol that is supposed to establish a secure connection between the user’s browser and the web server.
2. What Does ERR_SSL_PROTOCOL_ERROR Mean?
The “ERR_SSL_PROTOCOL_ERROR” is also known as the “SSL Protocol Error.” It signifies a problem in establishing a secure link between the web browser and the website server. SSL (Secure Sockets Layer) is a protocol providing a secure channel for two machines operating over the internet or an internal network. The error is often accompanied by a message saying, “This site can’t provide a secure connection” or “The webpage is not available”.
3. What Causes This Error?
There could be a variety of reasons why this error can occur:
• Problems with the SSL Connection
• Incorrect system date and time
• Browser bugs or outdated versions
• Misconfigured or expired SSL certificate on the website server
• Internet Security or Firewall settings blocking the website
4. How to Fix ERR_SSL_PROTOCOL_ERROR
Fix #1: Check the System’s Date and Time
Ensure the system’s date and time are correct. An incorrect system date and time might cause SSL errors.
Fix #2: Clear Browsing Data
Clear cache, cookies, and other browsing data, and then try reloading the website.
Fix #3: Updating the Browser
Update the web browser to its latest version. Often, updating the browser can solve many SSL related errors.
Fix #4: Disable VPN and Antivirus Temporarily
Sometimes, VPN and antivirus software might block SSL connections. Temporarily disabling them to access the website can solve the issue.
5. Additional Tips
Try to keep your web browser updated to the latest version. This not only helps prevent this kind of SSL connection error but also provides better browsing speed and security.
6. When to Contact Support
If you are a website owner, encountering the ERR_SSL_PROTOCOL_ERROR and can’t resolve it after following these steps, it’s time to contact your hosting provider or SSL certificate issuer for support.
7. Conclusion
The ERR_SSL_PROTOCOL_ERROR is a common issue that many internet users encounter. This error primarily has to do with a website’s SSL certificate or the secure connection between the server and the browser. By following the tips and solutions stated above, you can resolve the issue most of the time. Remember, it’s ok to seek professional or official support if required.
Optional Additions (If Applicable):
Link: Google Chrome Help (https://support.google.com/chrome/?hl=en#topic=7438008)
Some related error codes are ERR_SSL_VERSION_OR_CIPHER_MISMATCH, ERR_CERT_DATE_INVALID.