Protecting medical implants from attack

Millions of Americans have implantable medical devices, from pacemakers and defibrillators to brain stimulators and drug pumps; worldwide, 300,000 more people receive them every year. Most such devices have wireless connections, so that doctors can monitor patients' vital signs or revise treatment programs. But recent research has shown that this leaves the devices vulnerable to attack: In the worst-case scenario, an attacker could kill a victim by instructing an implantable device to deliver lethal doses of medication or electricity.

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