ave you faced this error while trying to run java applet from any of the browser like chrome, internet explorer or Mozilla firefox?
If yes, you can fix this problem by following below steps.
In Windows xp or windows 7 you can go to java settings through control panel.
Then you have to select the security tab.
Then set the security level to medium. Then you have to restart the browser and check if applet is working or not.
Please ensure that you have enabled the Java plug-in in the browser.
- See more at: http://spicy-articles-by-sagar-salunke.blogspot.com/2013/07/application-blocked-by-security.html#sthash.PX0CcMzB.dpuf