Personal information refers to any details that can identify an individual. This includes basic data like your name, address, and phone number, as well as more sensitive information such as your Social Security number or financial details. Protecting this information is crucial, as it can be misused for identity theft or fraud. In today's digital age, personal information is often shared online through social media platforms like Facebook or Instagram. It's important to be cautious about what you share, as this information can be accessed by others. Always consider your privacy settings and think twice before posting personal details online.