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how to fix err_spdy_inadequate_transport_security

how to fix err_spdy_inadequate_transport_security插图

How can I fix err_spdy_inadequate_transport_security error?1. Modify the registry Press Windows Key +R and enter regedit. Press Enter or click OK. When Registry Editor opens,navigate to the following path: HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\HTTP\Parameters …2. Change Chrome launch parameters Locate Chrome shortcut,right-click it,and choose Properties from the menu. Navigate to the Shortcut tab. …3. Update Chrome to the latest version

What is err_SPDY_inadequate_transport_security chrome error?

The err_spdy_inadequate_transport_security Chrome error can occur while accessing sites hosted on IIS 10. Some users reported the inadequate transport security message in Chrome on Windows Server.

What causes ‘err_http2_inadequate_transport_security’ in Windows 10?

Destructive browser cookies: It turns out that some Chrome cookies may be responsible for this behavior when you try to connect to a CA server via HTTPS. HTTP/2 enabled: While HTTP/2 is generally good for security, it also has much more stringent requirements.

How to disable HTTP2 and SPDY protocols in chrome?

Locate Chrome shortcut, right-click it, and choose Properties from the menu. Navigate to the Shortcut tab. In the Target field add one of the following lines at the end: After doing that, the HTTP2 or SPDY protocols will be disabled in Chrome. 4. Update Chrome to the latest version

How to fix inadequate transport security message in Chrome Windows Server?

Some users reported the inadequate transport security message in Chrome on Windows Server. One of the most obvious solution to avoid this problem is to use a different browser. Another good solution to fix the problem is to modify the registry.

1. Try using a different web browser

Before we start fixing this issue, it’s important to determine if the problem is only appearing in Chrome. To do that, you can use any other browser, but we would recommend using Opera.

Opera

Forget all about the annoying err_spdy_inadequate_transport_security error in your browser by switching to Opera browser.

3. Change Chrome launch parameters

Locate Chrome shortcut, right-click it, and choose Properties from the menu.

4. Update Chrome to the latest version

Click on the three vertical dots from the upper right corner in Chrome. and select Settings.

Why is Chrome throwing an error?

Windows server is using weak ciphers – As it turns out, a fairly common reason why Google Chrome might throw this type of error message is that your Windows Server installation is using weak ciphers. To fix this issue, you’ll need to use a utility like IISCrypto to take care of insecure protocols and weaker cipher suites.

How to open incognito window in Chrome?

To do this, open Google Chrome and click on the action button (top-right corner), then click on New Incognito Window.

Why is my Chrome server not responding to HTTP2?

If you’re encountering the ERR_HTTP2_INADEQUATE_TRANSPORT_SECURITY error in Google chrome immediately after upgrading to Windows Server from an IIS web server, you’re probably seeing this error because Windows Server turns HTTP/2 on by default and tends to fall back to the older HTTP/1.1 if HTTP/2 is not supported.

Why is HTTP2 error insecure?

As it turns out, the reason why you’re seeing the ERR_HTTP2_INADEQUATE_TRANSPORT_SECURITY error is most likely because of some security mechanisms that were not implemented yet with your Google Chrome version.

Why is my Chrome version outdated?

Outdated Chrome version – In most documented cases, you can expect this issue to occur due to a scenario where you’re using an outdated Chrome version that is not equipped with the required security mechanisms required to facilitate the CA connection. In this case, you’ll need to force your browser to install the latest available build.

What is IISCrypto version 3.0?

In IISCrypto version 3.0, you can use the Best Practices button to automatically disable every insecure protocol together with weaker cipher suites.

How to run a reg file as administrator?

Once the .reg file is successfully generated, right-click on it and choose Run as administrator from the context menu that just appeared.

What is the error code for IIS 10.0?

When using Google Chrome to access any site hosted on IIS 10.0, the error ERR_SPDY_INADEQUATE_TRANSPORT_SECURITY is encountered. When using Mozilla Firefox to access any site hosted on IIS 10.0, the NS_ERROR_NET_INADEQUATE_SECURITY error is encountered.

Does IIS 10.0 support HTTP/2?

By default, IIS 10.0 (which is installed on Windows 2016 by default) has HTTP/2 enabled. This is not supported in the current default configuration of Google Chrome and Mozilla Firefox.

Can HTTP/2 be used on client side?

This can be addressed on the client-side by enabling support for HTTP/2. For more information on this, please consult help documentation provided by the browser application vendor.

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