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Security classifications

Security classifications are used to classify and label records according to ensure they are appropriately protected; support public sector business and the effective exploitation of information; and meet the requirements of relevant legislation and international/bilateral agreements and obligations. It applies to all information that government collects, stores, processes, generates or shares to deliver services and conduct business, including information received from or exchanged with external partners.

More information can be found in Government Security Classifications issued by the Cabinet Office.