Here's how:
- Go to Control Panel
- Java
- In the Security tab click the "Edit Site List ..." button
- Click Add button
- Insert the URL of the website that you want access in (URL should begin with HTTP//or https://)
- Click Add button
- Click OK button
- Click OK button
Note:you could find an icon Java (32-bit) rather than Java.
If you won ' t "find in Control Panel a Java icon sure" is the Java is installed, open a text editor and create a fi Le with name exception.sites containing the URL of the the website so you want access in (URL should begin with HTT p://or https://) and save it in the following path:
C:\Users\username\AppData\LocalLow\Sun\Java\Deployment\security where username is the name of the user.
Source
======================
Application blocked by security settings error on client ' Windows8 OS
Http://stackoverflow.com/questions/23270818/application-blocked-by-security-settings-error-on-client-windows8-os
Resolve error "Your security system has blocked an application with expired or not yet valid certificate from running"