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Security Data - Coggle Diagram

- - - - Is a program code or software that can replicate/copy itself with intention of deleting and corrupting files on computer. Ex: Filling hard drives with data.
    - - can cause computer to 'crash' or stop functioning normally or become unresponsive.
      - Can delete files on the computer.
    - - Install anti-virus software and update it regularly
      - Don't use software from unknown resources.
  - - - Encrypt data on user's computer, a decryption key is sent to the user once they pay the sum of money (ransom). Often sent by Trojan Horse or social engineering.
  - - - Stand-alone virus that can replicate with intention to spreading to other computers; often uses networks to to search for computers with weak security and are prone to attacks.
  - - - Software that floods the user's computer with unwanted advertising, usually in the form of pop-ups, redirecting to fake websites which contains promotional adverts
  - - - Used to detect all key press when entering debit or credit card.
  - - - Disguised as legitimate software. They replace all or part of the legitimate software to harm the computer system.
  - - - Gathers information by monitoring users activity on the computer.
- - - - Act of gaining unauthorized/illegal access to a computer system.
    - - Identity theft / misuse of information.
      - Data can be changed, deleted or corrupted on a user's computer.
    - - Use of anti-hacking software.
      - Use of firewalls
      - Use strong / frequently changed passwords.
  - - - Legitimate emails sent to fool people to give personal data.
    - - Creator of fake emails can gain personal information such as bank account data, credit card numbers.
    - - Use web browser to filter out phishing emails.
      - Be cautious when opening emails or attachments.
      - Don't click on executable attachments such as .exe, .bat
  - - - Malicious code is installed on user's computer to redirect to fake website without their knowledge.
    - - Creator can gain personal data such as bank card and credit card details from users when they visit the fake website.
      - Can lead to fraud and identity theft.
    - - Install anti-spyware software to remove pharming code from user's computer.
      - Users should be alert and look out if they are being directed to another website.
- - - - Steal personal data from victim while using cash dispensing machine.
    - - Somebody watching you key in data by looking over your shoulders or observing from far.
  - - - Detect all presses when user keys in data.