Personal security could potentially be compromised by another major World War. The United States is a superpower nation with the capacity to participate in a global war. Your personal security could also be potentially threatened by environmental global climate change effects such as drought, firestorms, sandstorms, hurricanes, tornadoes, snowstorms, etc.
The advancement of technology has also presented potential global cyber threats to personal security and information such as income, credit cards, social security numbers, and other personal identification documents.