Cyber criminals use personal and confidential data of senior management of different financial institutions and companies for targeted attacks, including fraud and online-banking theft. HR managers are targeted due the sensitive information they manage. Social networks are a mine of information, employees use to publish their private e-mails and other personal information used by hackers to gather design their profile and to design a map of contacts. The most valuable types of information well traded on the black market are accounting balances and project plans and strategies of the company for several years.”]