After FIPS is Configured HTTPS Connections Failed With ERR_SSL_PROTOCOL_ERROR or SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE
(Doc ID 2421272.1)
Last updated on OCTOBER 13, 2022
Applies to:Oracle WebLogic Server - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
WLS Admin console displays when FIPS is not configured, but when FIPS is configured the page will not display.
Error displayed on IE browser
This page can’t be displayed
Turn on TLS 1.0, TLS 1.1, and TLS 1.2 in Advanced settings and try connecting to https://server1:7002 again. If this error persists, it is possible that this site uses an unsupported protocol or cipher suite such as RC4 (link for the details), which is not considered secure. Please contact your site administrator.
Error displayed on Firefox browser
This site can’t provide a secure connection
server1 sent an invalid response.
Try running Windows Network Diagnostics.
Error displayed on Chrome browser
Secure Connection Failed
An error occurred during a connection to <host.domain>:<port>. Unsupported elliptic curve. Error code: SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE
The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.
Please contact the website owners to inform them of this problem.
Weblogic server log snippets:
Followed steps in this guide to enable FIPS setup:
Oracle® Fusion Middleware Administering Security for Oracle WebLogic Server
Ch. 36 Enabling FIPS Mode
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