Belkin KVM: Falied to validate certificate

After one of JVM updates, my Belkin KVM (Remote IP Manager) has started refusing to start with “Falied to validate certificate” error followed by “PKIX path validation failed”:

I’ve found following exceptions in Java console:

 

and

 

Google says that this is pretty common problem and returned plenty of receipts how to fix it.

Scanning the system for potential locations of the java.security file, there are four candidates. However, there is a catch: we should fix Java not in the system-wide location but the Java plugin for the web browser you’re using (Safari on MacOS in my case).

 

So we can skip the last three locations and just focus on the 1st one. Change the lines as described

 

Save and restart the browser (Safari). This time the KVM applet can start (after plenty of security warnings though).

Update

The application has to be also white-listed, otherwise it will generate error as below:

Open System Preferences, Java settings and add IP address of your KVM to the list:

Add following:

Again: save and restart your browser.

Update 2

Another security exception is required (after one of Java 8 updates):

 

Edit this config file:

Add this line within the grant { }; section:

Belkin KVM: Falied to validate certificate
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