other hand, is information belonging to the private life of an individual that cannot be used to uniquely identify that individual. This can range from an individual's favourite colour, to the details of their domestic life. The latter is a common example of personal information that is also regarded as sensitive, where the individual sharing these details with a trusted listener would prefer for it not to be shared with anyone else, and the sharing of which may result in unwanted consequences. Confidential business information Confidential business information (CBI) refers to information whose disclosure may harm the business. Such information may include trade secrets, sales and marketing plans, new product plans, notes associated with patentable inventions, customer and supplier information, financial data, and more. Under TSCA, CBI is defined as proprietary information, considered confidential to the submitter, the release of which would cause substantial business injury to the owner.The US EPA may as of 2016, review and determine if a company´s claim is valid. Classified Classified information generally refers to information that is subject to special security classification regulations imposed by many national governments, the disclosure of which may cause harm to national interests and security. The protocol of restriction imposed upon such information is categorized into a hierarchy of classification levels in almost every national government worldwide, with the most restricted levels containing information that may cause the greatest danger to national security if leaked. Authorized access is granted to individuals on a need to know basis who have also passed the appropriate level of security clearance. Classified information can be reclassified to a different level or declassified (made available to the public) depending on changes of situation or new intelligence. Classified information may also be further denoted with the method of communication or access. For example, Protectively Marked "Secret" Eyes Only or Protectively Marked "Secret" Encrypted transfer only. Indicating that the document must be physically read by the recipient and cannot be openly discussed for example over a telephone conversation or that the communication can be sent only using encrypted means. Often mistakenly listed as meaning for the eyes of the intended recipient only the anomaly becomes apparent when the additional tag "Not within windowed area" is also used. Legal protection from unauthorised disclosure Personal and private information Data privacy concerns exist in various aspects of daily life wherever personal data is stored and collected, such as on