Nathanael Paul likes the convenience of the insulin pump that regulates his
diabetes. It communicates with other gadgets wirelessly and adjusts his blood
sugar levels automatically.
But, a few years ago, the computer scientist started to worry about the
security of this setup.
What if someone hacked into that system and sent his blood sugar levels
plummeting? Or skyrocketing? Those scenarios could be fatal.
"If your computer fails, no one dies," he said in a phone interview. "If your
insulin pump fails, you have problems."