Below are the most effective solutions, ranked from simplest to most advanced.
(such as applets or JNLP files) in a web browser or locally. It is a protective measure introduced in Java 7 Update 51 to prevent unsigned or "untrusted" applications from executing without explicit permission. your security settings have blocked an application exclusive
After disabling the firewall temporarily, try to open the app. If it works, add the app to the allowed list and re-enable the firewall. Below are the most effective solutions, ranked from