Have you run into this error with a specific app? Let me know in the comments below.
"Your security settings have blocked an application from running with an insecure or expired certificate." your security settings have blocked an application exclusive
If you're trying to run a Java applet or a specific program and getting blocked, it’s usually because your security level is set to "High" for unsigned apps. Open your Control Panel and click on Java . Go to the Security tab. Have you run into this error with a specific app