Conceptual foundation: information privacy, anonymity, unlinkability, unobservability, information security, threats, vulnerabilities, risk. Privacy by Design. Information security risk assessment and management: information security requirements, risk analysis methods (OCTAVE, CRAMM, SBA scenario). Information Security Policies. Privacy risk analysis, Privacy in the Digital Era (e-commerce, e-government, social networks), users’ information privacy behaviors: privacy perception, intention to disclose personal information, privacy concerns, Information privacy policies, Personal data protection regulation, Privacy enhancing tools, Privacy awareness enhancing tools, Selected research topics.