system threats

system threats

1. Malware—software written to infect computers and commit crimes such as fraud and identity theft.

   • Effects
     • The computer may crash, reboot spontaneously or slow down without and logical explanation
     • When a worm infects a computer, the internet connection mat become slow as the worm searches online for other computer to infect
     • Files may be deleted, become corrupt or encrypted. however, the worst symptoms of malware are often the ones that you do not see. malware might be designed to record the keys that you press on your keyboard, for exsample, creating a text log that yout computer sends to a hacker periodically. the hacker then scans the text log, looking for passwrods that he can use to access your email or bank accounts