What Causes the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d Error?<\/h2>\n
There are several factors that can trigger \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d in Firefox, including:<\/p>\n
- \n
- Expired or misconfigured SSL certificate<\/b>: When the website\u2019s SSL certificate is improperly configured or expired, it can lead to handshake failures, resulting in the \u201c SSL_ERROR_RX_RECORD_TOO_LONG \u201d error.<\/li>\n
- Firewall restrictions<\/b>: Firewall settings <\/a> on your network or computer may block SSL handshakes, triggering the error.<\/li>\n
- Outdated browser<\/b>: If your version of Firefox is outdated, it may not support the modern SSL\/TLS protocols and cause the error to occur.<\/li>\n
- Interference from antivirus software<\/b>: Certain antivirus programs <\/a> may intercept SSL\/TLS connections, leading to conflicts that result in SSL errors.<\/li>\n<\/ul>\n
\r\n\tTLS stands for Transport Layer Security, a cryptographic protocol designed to ensure secure communication between clients and servers, particularly in web applications. <\/div>\r\n<\/div>\nHow to Fix the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d Error<\/h2>\n
Now that we know what the SSL error \u201cRX RECORD TOO LONG\u201d is and what can trigger it, it\u2019s about time to find out how to fix it.<\/p>\n
1. Clear Firefox browser history and cache<\/h3>\n
Sometimes, the solution may be as simple as that. Clearing your browser history and cache can resolve the Firefox \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d error by removing corrupt or outdated data that may be causing conflicts during the SSL\/TLS handshake process. Here\u2019s how to do it:<\/p>\n
- \n
- Open Firefox and click on the menu (three lines in the top right corner).<\/li>\n
- Select \u201cSettings,\u201d<\/em> then go to \u201cPrivacy & Security.\u201d<\/em><\/li>\n
- Under \u201cCookies and Site Data,\u201d<\/em> click on \u201cClear Data.\u201d<\/em><\/li>\n
- Check the \u201cCookies and Site Data\u201d<\/em> and \u201cCached Web Content\u201d<\/em> boxes and click \u201cClear.\u201d<\/em><\/li>\n<\/ul>\n
\r\n\r\n![\"How]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\nIf you\u2019re still getting the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d error after clearing browser data, don\u2019t worry; just head on to the next fix.<\/p>\n
2. Update Firefox<\/h3>\n
Updating Firefox will ensure that the browser is running the latest version <\/a> with all necessary patches, which could potentially fix the error. Here\u2019s how:<\/p>\n
- \n
- Navigate to the menu and select \u201cHelp\u201d > \u201cAbout Firefox.\u201d<\/em><\/li>\n
- Firefox will automatically check for updates. If available, click \u201cRestart\u201d<\/em> to update Firefox.<\/li>\n
- Check if you\u2019re still getting the error.<\/li>\n<\/ul>\n
\r\n\r\n![\"How]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n3. Reset Firefox<\/h3>\n
Resetting the browser can also potentially fix any bugs or issues related to SSL\/TLS connections. To reset Firefox:<\/p>\n
- \n
- Go to \u201cHelp\u201d > \u201cTroubleshoot Mode.\u201d<\/em><\/li>\n<\/ul>\n\r\n\r\n
![\"Go]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- Click \u201cRestart\u201d<\/em> when prompted to restart in Troubleshoot Mode.<\/li>\n
- Click \u201cRefresh Firefox\u201d<\/em> in both windows that appear next.<\/li>\n<\/ul>\n
\r\n\r\n![\"Click]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n4. Check system time and date<\/h3>\n
SSL\/TLS certificates are time-sensitive, and mismatched timestamps can lead to validation failures, resulting in \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d in Firefox . Make sure that your system time and date are correctly set <\/a>, and check if the error persists.<\/p>\n
5. Disable browser extensions<\/h3>\n
Disabling extensions in Firefox can potentially resolve the SSL error \u201cRX RECORD TOO LONG,\u201d as some extensions may interfere with SSL\/TLS connections, causing the error to occur. To disable browser extensions in Firefox:<\/p>\n
- \n
- Open Firefox and click on the menu.<\/li>\n
- Select \u201cAdd-ons and themes\u201d<\/em> from the drop-down menu.<\/li>\n
- In the Add-ons Manager tab, click on the \u201cExtensions\u201d<\/em> panel on the left sidebar.<\/li>\n
- Locate the extension you want to disable and click on the toggle switch next to it to turn it off. Repeat this step for each extension you want to disable.<\/li>\n
- Close the Add-ons Manager tab and restart Firefox to apply the changes.<\/li>\n<\/ul>\n
\r\n\r\n![\"Disable]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n6. Switch to HTTP<\/h3>\n
Another potential workaround is to try and access the website using HTTP instead of HTTPS . Simply replace \u201chttps:\/\/\u201d with \u201chttp:\/\/\u201d in the browser address bar before the website address.<\/p>\n
\r\n\r\n![\"Switch]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\nHowever, tread carefully, as the HTTP protocol lacks encryption and your personal information may be vulnerable.<\/p>\n
\r\n\tHTTP (Hypertext Transfer Protocol) is the foundation of data communication on the Internet and is used for transferring information and hypertext requests. It operates over a standard TCP\/IP connection. However, it lacks security measures, making data vulnerable to interception.<\/p>\nHTTPS (Hypertext Transfer Protocol Secure) is an extension of HTTP with added security features. It utilizes SSL\/TLS protocols to encrypt data transmitted between a web browser and a website, ensuring confidentiality and integrity. HTTPS is crucial for secure online transactions, protecting sensitive information from unauthorized access. <\/div>\r\n<\/div>\n
7. Disable proxy settings<\/h3>\n
Proxy settings <\/a> can sometimes interfere with SSL\/TLS connections, leading to errors such as \u201cSSL_ERROR_RX_RECORD_TOO_LONG. \u201d Disable the proxy to allow Firefox to establish a direct connection to the server and bypass the issue caused by the proxy configuration. Follow these steps:<\/p>\n
- \n
- Open Firefox and click on the menu.<\/li>\n
- Select \u201cSettings\u201d from the drop-down menu.<\/li>\n<\/ul>\n\r\n\r\n
![\"Select]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- In the Settings window, select the \u201cGeneral\u201d<\/em> panel.<\/li>\n
- Scroll down to the \u201cNetwork Settings\u201d<\/em> section.<\/li>\n
- Click \u201cSettings\u201d<\/em> under \u201cNetwork Settings.\u201d<\/em><\/li>\n<\/ul>\n
\r\n\r\n![\"Click]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- In the Connection Settings window, select \u201cNo proxy.\u201d<\/em><\/li>\n
- Click \u201cOK\u201d<\/em> to save the changes and close the Connection Settings window.<\/li>\n<\/ul>\n
\r\n\r\n![\"Click]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- Try to access the website again and check if the error is gone.<\/li>\n<\/ul>\n
8. Adjust TLS settings<\/h3>\n
Some users <\/a> claim that lowering the TLS security level to TLS 1.2 helped them get rid of the error. Here\u2019s how you can do that:<\/p>\n
- \n
- Go to the address bar in Firefox.<\/li>\n
- Type
about:config<\/code> and accept the warning prompt by clicking \u201cAccept the Risk and Continue.\u201d<\/em><\/li>\n<\/ul>\n\r\n\r\n![\"Type]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- Type
security.tls.version.max<\/code> in the search bar that appears and hit Enter.<\/li>\n- Double-click on the
security.tls.version.max<\/code> entry.<\/li>\n- Change the value to \u201c3.\u201d<\/em><\/li>\n
- Close the tab and restart Firefox.<\/li>\n<\/ul>\n
\r\n\r\n![\"Close]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n9. Use a VPN<\/h3>\n
Using a VPN is another potential workaround to fix the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d Firefox error. VPNs can bypass certain network configurations and resolve issues related to misconfigured proxies. Install a reliable VPN <\/a> and check if the error is fixed.<\/p>\n
\r\n\tA virtual private network, or a VPN, is a technology that allows for safe and private communication over open networks like the Internet. It creates a private network connection from a user\u2019s device to a remote server, encrypting data transmission and providing anonymity by masking the user\u2019s IP address. <\/div>\r\n<\/div>\n10. Disable antivirus or firewall<\/h3>\n
Temporarily disabling your antivirus or firewall software can resolve the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d error in Firefox by eliminating the interference with SSL\/TLS communications.<\/p>\n
If you\u2019re using third-party antivirus or firewall software, follow the instructions from the vendor. If you\u2019re using the built-in Microsoft Defender Firewall, follow these steps:<\/p>\n
- \n
- Click Start and select \u201cSettings.\u201d<\/em><\/li>\n
- In the left sidebar, click \u201cPrivacy & security,\u201d<\/em> then click on the \u201cWindows Security\u201d<\/em> option.<\/li>\n<\/ul>\n
\r\n\r\n![\"In]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- Click on \u201cFirewall & network protection.\u201d<\/em><\/li>\n<\/ul>\n\r\n\r\n
![\"Click]()
\u201cFirewall and network protection\" class=\"lazyload screenshots__image\">\r\n <\/div>\r\n <\/div>\r\n<\/div><\/em><\/p>\n- \n
- Select the network profile you\u2019re using: \u201cDomain network,\u201d<\/em> \u201cPrivate network,\u201d<\/em> or \u201cPublic network.\u201d<\/em><\/li>\n
- Click it and toggle the switch under \u201cMicrosoft Defender Firewall\u201d<\/em> to the \u201cOff\u201d<\/em> position.<\/li>\n<\/ul>\n
\r\n\r\n![\"Click]()
\r\n <\/div>\r\n <\/div>\r\n<\/div>\n- \n
- Check if the \u201cSSL_ERROR_RX_RECORD_TOO_LONG\u201d error keeps showing.<\/li>\n
- If it does, don\u2019t forget to turn the firewall back on, as it\u2019s not the culprit.<\/li>\n<\/ul>\n\r\n\t\r\n\t\t<\/div>\r\n\t\tPRO TIP<\/div>\r\n\t\t<\/div>\r\n\t<\/div>\r\n\tAuslogics Anti-Malware <\/a> is an excellent tool for detecting malware <\/a> and removing potential threats . It is designed to work alongside your primary antivirus solution, providing an additional layer of protection. <\/div>\r\n<\/div>\r\n\n\r\n\r\n
![\"Scan]()
\r\n <\/div>\r\n Check your PC for malware with Auslogics Anti-Malware<\/div>\r\n<\/div>\n11. Update Windows<\/h3>\n
- Click it and toggle the switch under \u201cMicrosoft Defender Firewall\u201d<\/em> to the \u201cOff\u201d<\/em> position.<\/li>\n<\/ul>\n
- Select the network profile you\u2019re using: \u201cDomain network,\u201d<\/em> \u201cPrivate network,\u201d<\/em> or \u201cPublic network.\u201d<\/em><\/li>\n
- In the left sidebar, click \u201cPrivacy & security,\u201d<\/em> then click on the \u201cWindows Security\u201d<\/em> option.<\/li>\n<\/ul>\n
- Double-click on the
- Type
- Click \u201cOK\u201d<\/em> to save the changes and close the Connection Settings window.<\/li>\n<\/ul>\n
- Scroll down to the \u201cNetwork Settings\u201d<\/em> section.<\/li>\n
- In the Settings window, select the \u201cGeneral\u201d<\/em> panel.<\/li>\n
- In the Add-ons Manager tab, click on the \u201cExtensions\u201d<\/em> panel on the left sidebar.<\/li>\n
- Click \u201cRefresh Firefox\u201d<\/em> in both windows that appear next.<\/li>\n<\/ul>\n
- Click \u201cRestart\u201d<\/em> when prompted to restart in Troubleshoot Mode.<\/li>\n
- Firefox will automatically check for updates. If available, click \u201cRestart\u201d<\/em> to update Firefox.<\/li>\n
- Under \u201cCookies and Site Data,\u201d<\/em> click on \u201cClear Data.\u201d<\/em><\/li>\n
- Firewall restrictions<\/b>: Firewall settings <\/a> on your network or computer may block SSL handshakes, triggering the error.<\/li>\n
![\"How](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error.png\")
\r\n <\/div>\r\n ![\"How](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-1.png\")
\r\n <\/div>\r\n ![\"Go](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-2.png\")
\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-3.png\")
\r\n <\/div>\r\n ![\"Disable](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-4.png\")
\r\n <\/div>\r\n ![\"Switch](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-5.png\")
\r\n <\/div>\r\n ![\"Select](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-6.png\")
\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-7.png\")
\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-8-1.png\")
\r\n <\/div>\r\n ![\"Type](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/Adjust-TLS-settings-Firefox.png\")
\r\n <\/div>\r\n ![\"Close](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-9.png\")
\r\n <\/div>\r\n ![\"In](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-10.png\")
\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-11.png\")
\u201cFirewall and network protection\" class=\"lazyload screenshots__image\">\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-12.png\")
\r\n <\/div>\r\n ![\"Scan](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2018\/04\/IMG_0357.jpeg\")
\r\n <\/div>\r\n ![\"Click](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-13.png\")
\r\n <\/div>\r\n ![\"Then,](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/03\/How-to-Fix-SSL_ERROR_RX_RECORD_TOO_LONG-Firefox-Error-14.png\")
\r\n <\/div>\r\n ![\"Auslogics](\"https:\/\/www.auslogics.com\/en\/articles\/wp-content\/uploads\/2024\/01\/Auslogics-Driver-Updater.png\")
\r\n <\/div>\r\n