ITM 207 Lecture Notes - Lecture 5: Application Server, Sql Injection, Database
29 Oct 2017
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Itm 820- chapter 5 [database and cloud security] Organizational databases tend to concentrate sensitive information such as corporate financial data, confidential phone records, and customer and employee private information (e. g. , name, address, bank account details, credit card information, medical records, etc. ) in a single logical system. In some cases, an organization can function with a relatively simple collection of files of data. Each file may contain text (e. g. , copies of memos and reports) or numerical data (e. g. , spreadsheets). A more elaborate file consists of a set of records. However, for an organization of any appreciable size, a more complex structure known as a database is required. A database is a structured collection of data stored for use by one or more applications. In addition to data, a database contains the relationships between data items and groups of data items. To understand the distinction between data files and a database, consider the following:
