In 1996, a lab full of researchers cloned a Scottish sheep named Dolly. In the media circus that followed, both Time and Newsweek opined that since cloning humans is immoral we need laws to prevent it. They missed the point completely. Someone will attempt to clone humans, somewhere on the planet, law or no law. What we need is to accept this inevitability, and then figure out how to deal with the inevitable.
Computer insecurity is inevitable. Technology can foil most of the casual attackers. Laws can deter, or at least prosecute, most criminals. But attacks will fall through the cracks. Networks will be hacked. Fraud will be committed. Money will be lost. People will die.
Technology alone cannot save us. Products have problems, and they are getting worse. The only thing reasonable to do is to create processes that accept this reality, and allow us to go about our lives the best we can. It's no different from any other aspect of our society. No technological security measures can protect us from terrorist attacks. We use products as best as we can, and implement processes—security checkpoints at borders, intelligence gathering on known terrorist groups, counterterrorist activities, vigilant prosecution—to get as much safety as possible.
Smart travelers put some money in their wallet, and the rest of their money in a pouch hidden under their clothing. That way, if they're pickpocketed, the thief doesn't get everything. Smart espionage ...