Confidential information can be disclosed due to technical failure, carelessness, a lack of knowledge, or deliberate acts. In such cases, this information can be present in different locations, such as on storage media within IT systems (e.g. hard disks), on removable storage media (e.g. USB pen drives or optical media), in printed form, or on whiteboards or flip charts. If information is read or disclosed in an unauthorised manner, this may have serious consequences for the organisation in question, such as legal violations, competitive disadvantages, or financial damage.