Lỗi firefox your connection is not secure

     

This article explains why you may see a Secure Connection Failed or a Did Not Connect: Potential Security Issue error page, và what you can do.

Bạn đang xem: Lỗi firefox your connection is not secure


Secure connection cannot be established

When a trang web that requires a secure (HTTPS) connection tries to lớn secure communication with your computer, Firefox cross-checks this attempt lớn make sure that the website certificate & the connection method are actually secure. If Firefox cannot establish a secure connection, it will display a Secure Connection Failed or Did Not Connect: Potential Security Issue error page.

Secure Connection Failed

A Secure Connection Failed error page will include a description of the error và a Try Again button. There is no option to địa chỉ a security exception lớn bypass this type of error.

The error page will also include the following information:

The page you are trying lớn view cannot be shown because the authenticity of the received data could not be verified. Please contact the trang web owners khổng lồ inform them of this problem.

Did Not Connect: Potential Security Issue

Certain secure connection failures will result in a Did Not Connect: Potential Security Issue error page.

The error page will include a description of the potential security threat & an Advanced… button khổng lồ view the error code và other technical details. There is no option to địa chỉ a security exception to lớn visit the website.

Website issues

TLS version unjdomain.vned

Some websites try using outdated (no longer secure) Transport Layer Security (TLS) mechanisms in an attempt khổng lồ secure your connection. Firefox protects you by preventing navigation to such sites if there is a problem in securely establishing a connection. Liên hệ the owners of the website và ask them khổng lồ update their TLS version lớn a version that is still current and still secure.

Xem thêm: Hỏi Về Đọc File Đuôi Dat Là Gì, Hướng Dẫn Mở File Đuôi

Since Firefox version 78, the minimum TLS version allowed by default is TLS 1.2. Websites that don"t tư vấn TLS version 1.2 or higher will display a Secure Connection Failed error page with Error code: SSL_ERROR_UNjdomain.vnED_VERSION và a message that says, This trang web might not tư vấn the TLS 1.2 protocol, which is the minimum version jdomain.vned by Firefox. For more information, see this jdomain.vn blog post.




HSTS required

Other websites may require HTTP Strict Transport Security (HSTS) and will not allow access with an insecure connection.

Security software conflict

Many security products use a feature that intercepts secure connections by default. This can produce connection errors or warnings on secure websites. If you see secure connection errors on multiple secure websites, updating your security hàng hóa or modifying its settings may resolve the issue. See this article"s section on Antivirus products for help with specific security products that can produce these errors, such as Avast, AVG & ESET software.

Alternatively, you can uninstall third-party security software và use Windows Defender, the built-in antivirus.

Incorrect system clock

Firefox uses certificates on secure websites to ensure that your information is being sent to lớn the intended recipient and can"t be read by eavesdroppers. An incorrect system date can cause Firefox lớn detect that the website"s security certificate is expired or invalid. Make sure your computer is set to lớn the correct date, time và time zone. For more information, see How lớn troubleshoot time related errors on secure websites.

Other secure connection issues

For a list và brief description of other secure connection errors, see NSS and SSL Error Codes in Firefox documentation.

tóm tắt this article: https://mzl.la/3vYz6OP


Yes
Chuyên mục: Domain Hosting