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Safety And Security Of Data 1
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Safety And Security Of Data 1

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A powerpoint prepared to assist in the delivery of AQA AS in ICT Unit 2

A powerpoint prepared to assist in the delivery of AQA AS in ICT Unit 2

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Transcript

  • 1. Safety and Security of Data
  • 2. PRIVACY v SECURITY
    • Ensuring privacy of data means making sure that personal data is not disclosed to anyone not entitled to see it.
    • Security means making sure that the hardware, software and data of an ICT system does not come to any harm.
  • 3. User ID’s and Passwords
    • User ID unique to user and identifies this person to the computer, allowing them access to their personal settings and files.
    • Password verifies the user to the computer.
      • Series of characters that need to be typed in before access to the ICT system is allowed
      • Only known by the user
      • Protects from illegal access
      • Appears as asterisks
  • 4. Problems with Passwords
    • Estimated that 80% of all passwords can be cracked by an experienced hacker in less than 18 minutes.
    • Problems
      • Simple words chosen
      • Pet words chosen
      • Passwords written down
      • Not changed regularly
  • 5. Rules for Passwords
    • Do not use a word that can be found in the dictionary
    • Do not include your surname in it
    • Use the maximum characters allowed
    • Mix numbers and letters
    • Use upper and lower case
    • Use other characters if allowed (eg %$&)
    • Change password regularly
    • Do not tell anyone your password
    • Do not use your user ID as a password
    • Never respond to an email requesting your password
  • 6. Monitoring
    • Monitoring at work
      • Personal use of PC
      • Content of emails
      • Internet access
      • THINK IMPERO!!!
    • Monitoring at home
      • ISP monitoring
  • 7. Spyware
    • Identity theft/fraud
    • Computer crashes
    • Poor performance
    • Pop-ups and banner advertisements
    • Software problems
    • Disabling of firewalls and anti-virus software
  • 8. Cookies
    • A small text file downloaded to your computer, used by websites to collect information about how you use the website.
    • Can be useful as will avoid user duplicating data on website if used frequently.