Abstract: Provided are a system and method of searching information. The system comprises: a database comprising a data storage area in which data is divided into a plurality of data blocks and stored, and metadata storage areas; a searcher configured to receive, from a user, a keyword search request comprising a targeted keyword and a targeted search range, and to search the data stored in the database using the targeted keyword in a keyword search; and a keyword manager configured to receive, from the searcher, keyword absence information generated from a result of the keyword search, and to store the keyword absence information in the database.