South Carolina COMMUNICATION OF CLASSIFIED INFORMATION is the process by which information is shared between organizations and individuals with the appropriate security clearance. Classified information is divided into two categories: Sensitive Compartmented Information (SCI) and Confidential Information (CI). SCI is the highest level of classified information and is restricted to those with a top-level security clearance. CI is lower-level classified information and is available to those with a lower security clearance. South Carolina COMMUNICATION OF CLASSIFIED INFORMATION is subject to specific security protocols and procedures in order to ensure that the information is only shared with those authorized to receive it. Examples of South Carolina COMMUNICATION OF CLASSIFIED INFORMATION include: encryption of data, secure transfer of information, secure storage of documents, and physical security measures.