Personal security refers to the measures individuals take to protect themselves from harm or danger. This can include being aware of one's surroundings, avoiding risky situations, and using safety tools like pepper spray or personal alarms. It also involves understanding how to respond in emergencies and knowing basic self-defense techniques. Additionally, personal security encompasses online safety, which involves protecting personal information from cyber threats. This includes using strong passwords, being cautious about sharing information on social media, and recognizing phishing attempts. Overall, personal security is about taking proactive steps to ensure one's safety in various environments.