posted 15 years ago
Signing is a way to demonstrate that the file comes from a reliable source and that no one has tampered with it.
This is especially important for MIDlets, since an application can be uploaded from a number of insecure channels, including a rogue Bluetooth connection ("Bluejacking") and may have come from a server whose integrity cannot be assured. Or through channels which could inject a trojan.
The secret of how to be miserable is to constantly expect things are going to happen the way that they are "supposed" to happen.
You can have faith, which carries the understanding that you may be disappointed. Then there's being a willfully-blind idiot, which virtually guarantees it.