Troubleshooting Security Issues Flashcards

1
Q

Pop-Up

A
  • Pop-ups in your browser
    • May look legit
    • May be a malware infection
  • Update your browser
    • Use the latest version
  • Scan for malware
    • Consider a cleaning
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2
Q

Malware Network Symptoms

A
  • Slow performance , lock-up
    • Malware isn’t the best written code
  • Internet connectivity issues
    • Malware likes to control everything
    • You go where it wants to go
  • OS updates failures
    • Malware keeps you vulnerable

-Reload or clean

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3
Q

Malware OS Symptoms

A
  • Renamed system files
  • Files disappearing or encrypted
  • File permissions changed
  • Access denial
  • Use a malware cleaner or restore
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4
Q

System Lockup

A
  • May still be able to terminate bad apps
    • Windows & Linux Task manager (ctrl + alt + del)
    • Mac OS X force quit (Command-Option-Esc)
  • Check logs when restarting
  • May be a security issue
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5
Q

Application Crashes

A
  • Application stops working
    • May provide an error message
    • May just disappear

-Check the event log

  • Check the reliability monitor
    • A history of application problems
    • Check for resolution
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