This chapter explained overexposure and types of exposing personnel and sensitive data even without our knowledge. Everything that we share or post on the cyberspace can expose our information. Always we don’t have to share our real information and there are ways that we can protect privacy without disclosing authentic information. Sometimes we disclose our information that we shouldn’t have disclosed. There are ways to reduce the information that we share online. Social media can be a gold mine for attackers to collect sensitive information of targets without disclosing their real identity and how we can protect ourselves from such attacks.