Risk Assessment Based On Personal Privacy Disclosure

Privacy disclosure risk assessment is a series of quantitative assessment for the possibility of leakage of personal privacy information and the consequences caused by the occurrence of risk events. With the growing popularity of mobile internet,privacy disclosure risk assessment aims to assess the extent of the disclosure of the Internet user's privacy.The paper considers user's privacy information generated by utilizing mobile Internet and uses association analysis method and the game theory to objective analysis sources of risk events, through establish index system of risk evaluation to construct the model of privacy disclosure risk analysis and assess the degree of the loss of privacy. This study is mainly to establish a risk assessment index system of the privacy disclosure, the privacy risk analysis based on game theory and the risk analysis of privacy disclosure based on association rules. As follows:(1) Design privacy disclosure risk assessment index system. Consider Internet users are confronted with risk events when enjoying the service of the Internet,summarizes risk factor that may lead to loss of privacy, then, establish privacy disclosure risk assessment index system based on risk assessment standards and the risk index selection principle.(2) Privacy disclosure risk analysis based on game theory. Due to exist honest and dishonest Internet service providers, resulting in the user's personal privacy information may have been service providers used and third-party shared or sale,when the user utilize Internet. Incomplete information game is proposed to construct the two party game matrix, and the degree of privacy disclosure is compared with the expectation of the two parties.(3) Privacy disclosure risk assessment of based on association rules. The association rules algorithm consider the privacy associated and caused the loss of privacy, in privacy disclosure risk assessment index system, associate the frequent items that can reveal personal information, calculate and analysis it, finally, obtain quantitative risk assessment matrix.