If you’re seeing the SChannel error 36887 (Fatal Alert 42), it means there’s a problem with your SSL/TLS certificate. Here’s how to fix it.

How to Fix SChannel Error 36887 (Fatal Alert 42)?

What is SChannel Error 36887 (Fatal Alert 42)?

SChannel Error 36887 is a serious error that can occur when using the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols. This error can be caused by a number of factors, including a misconfigured server, a malicious SSL certificate, or a problem with the client’s computer.

If you are encountering this error, there are a few things that you can do to try and fix it. First, check the configuration of your server to make sure that it is set up correctly. If you are using a self-signed certificate, make sure that it is properly installed and configured. If you are using a third-party SSL certificate, contact the company that issued the certificate to see if there are any known issues.

If the problem persists, you may need to update your client computer. Make sure that you have the latest version of the SSL/TLS protocol installed, as well as the latest security patches from your operating system vendor. You may also need to update your browser or other SSL-enabled software.

If you are still seeing the SChannel Error 36887 after taking these steps, please contact your technical support team for further assistance.

How to Fix SChannel Error 36887 (Fatal Alert 42)?

If you receive the error “The following fatal alert was generated: 10. The internal error state is 1203,” this means that there is a problem with the Secure Channel (SChannel) security component in Windows. This error can be caused by a number of factors, including incorrect system time settings, corrupt certificates, or problems with the cryptographic algorithms used by SChannel.

To fix this error, try the following steps:

1. Check your system time settings and make sure they are correct.

2. Import a new certificate into the “Trusted Root Certification Authorities” store.

3. Reinstall the Certificate Authority (CA) that issued your certificate.

4. Update your cryptographic algorithms.

5. Reset your network adapter.

If you continue to receive this error after trying all of the above steps, please contact Microsoft support for further assistance.

Conclusion

If you receive the “Schannel 36887” error, it means that your computer is not able to connect to a secure server. This can be caused by a number of things, but the most common is that your computer’s security settings are not set up correctly.

To fix this, you will need to adjust your computer’s security settings. This can be done by opening the Control Panel and going to the Security tab. From here, you will need to find the “Internet Options” section and click on the “Security” tab.

Once you are here, you will need to make sure that the “Enable Protected Mode” option is checked. You will also need to add the website that you are trying to connect to the “Trusted Sites” list. After doing this, you should be able to connect to the site without any problems.

Resources

If you’re encountering the SChannel error 36887 (Fatal Alert 42), there are a few potential resources that may be able to help you resolve the issue.

First, Microsoft has a support article that covers troubleshooting the SChannel error. This article covers potential causes and solutions for the error, so it’s a good place to start.

If you’re still having trouble, there are a few community forums dedicated to Microsoft products that may be able to offer additional assistance. The Microsoft Answers forum is a good place to start, but there are also many other forums available.

Finally, if you’re still having difficulty resolving the issue, you may need to contact Microsoft support. They may be able to offer additional assistance or escalate the issue to someone who can help.

How to Fix SChannel Error 36887 (Fatal Alert 42)?