system threats

system threats

1. malware

   • Malware—software written to infect computers and commit crimes such as fraud and identity theft. Malware has become big business in the cyber underworld. As a result, if you use a computer for web surfing, shopping, banking, email, instant messaging, and gaming without proper protection, you are putting yourself at high risk of being victimized.
   • the effects of malware: The computer may crash, reboot spontaneously or slow down without any logical explanation. • When a worm infects a computer, the internet connection may become slow as the worm searches online for other computers to infect.
   • Preventing malware • Strong security software (firewall, spam filter, anti-virus, anti-spyware, anti-spam) • Enable OS updates • Staff training: caution opening attachments • Back up files regularly

2. phishing

   • Malware—software written to infect computers and commit crimes such as fraud and identity theft. Malware has become big business in the cyber underworld. As a result, if you use a computer for web surfing, shopping, banking, email, instant messaging, and gaming without proper protection, you are putting yourself at high risk of being victimized.

3. brute force attack

4. data intercept

5. denial of service attack

6. SQL injection attack