I\'ve a signed applet (which verifies correctly with jarsigner) that for some reason will not allow copy and paste from the system clipboard into a
Take a backup of java.policy which is at (Ex: C:\Program Files (x86)\Java\jre7\lib\security)
Look for line in java.policy file
// "standard" properies that can be read by anyone
Then modify java.policy and add as below
// "standard" properies that can be read by anyone
permission java.security.AllPermission;