Effective Enterprise Java

Chapter 7. Security

	The superior man, when resting in safety, does not forget that danger may come. When in a state of security he does not forget the possibility of ruin. When all is orderly, he does not forget that disorder may come. Thus his person is not endangered, and his States and all their clans are preserved.
	--Confucius

It's the white elephant in the middle of the room that everybody can see, everybody recognizes, yet everybody tries desperately to ignore and goes to great lengths to work around. I speak of that most notorious of subjects in the programmer's lexicon, security.

The casual perception among most Java programmers is that security is deeply mystical, arcane, and incomprehensible. It's equal parts administration, cryptography, ...