Business and communication systems AQA GCSE data security

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the offices in which data is held should have locks to stop people getting in  and fire proof places to put hard copies of data in in case there was a fire

passwords and user names help to stop people who should see the data that  a company has on its customers as well as firewalls to stop hackers encryption software when you collect the data also stops hackers getting to peoples information when a business collects…


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