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What are some best practices for computer security?

  • Practice the principle of least privilege (PoLP)
  • Maintain current software and updates
  • Never share passwords or passphrases
  • Do not click random links
  • Beware unknown email and attachments
  • Don't download unknown software off the Internet
  • Don't propagate hoaxes or chain mail
  • Use security software
  • Log out/lock your computer
  • Shut down lab/test computers
  • Remove unnecessary programs
  • Restrict remote access
  • Frequently back up important files
  • Treat sensitive data carefully
  • Remove data securely
  • Deploy encryption when possible
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