Security of data

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Primary data
New data gathered for a specific purpose such as a questionnaire designed to find out what people think about a new business idea
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Secondary data
Data which already exists such as government reports or information published on the internet
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Input device
Any equipment that feeds data into a computer
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Storage device
A piece of equipment capable of storing electronic data
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Output device
Equipment that can show the data stored in a computer
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Virus
A program or code that runs on your computer against your wishes. It can replicate itself and can soon take up all the available memory and bring the system to a standstill.
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Firewall
This stops authorized users from accessing computer networks through the internet. The firewall can be a piece of hardware or software
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Encryption
The process of translating data into a secret code, so that only those with the right password or key can access it. This single key is used by the sender to encrypt the data and by the receiver to decrypt the data
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Wireless network
Two or more computer systems linked together using radio waves to carry communications
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Unauthorized access
Someone using data on a computer without official permission
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Authorized access
Someone using data on a computer with official permission
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Password
A series of secret characters that lets someone access a network, program or file
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Information Commissioner
The person who heads the Information Commissioner's Office, which aims to promote access to official information and protect personal data
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The Data Protection Act (1998)
Makes sure that any personal or sensitive data is stored and used appropriately
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Other cards in this set

Card 2

Front

Data which already exists such as government reports or information published on the internet

Back

Secondary data

Card 3

Front

Any equipment that feeds data into a computer

Back

Preview of the back of card 3

Card 4

Front

A piece of equipment capable of storing electronic data

Back

Preview of the back of card 4

Card 5

Front

Equipment that can show the data stored in a computer

Back

Preview of the back of card 5
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