threats

threats

1. malware

   • software to damage a computer
   • anti-malware software
   • anti-virus
   • firewalls
     • barrier between trusted internal and untrusted external networks

2. computer virus

   • type of malware
   • modifies programs to insert own code
     • replicates itself
   • anti-virus
     • blocks known malicious websites

3. rogue security softwares

   • fake virus, pay to 'remove' malware
     • actually gives it a virus
   • pop-ups
   • anti-spyware

4. trojan horse

   • any malware used to mislead users
   • spread by social engineering; e-mails
   • access people's personal data
   • anti-viruses

5. spyware

   • gather information about a person or organization
     • might send it to another person without consent
       • controls device/ through cookies
     • unaware of it
   • example; CoolWebSearch takes advantage of Internet Explorer vulnerabilities. The package directs traffic to advertisements on Web sites including coolwebsearch.com. It displays pop-up ads, rewrites search engine results, and alters the infected computer's hosts file to direct DNS lookups to these sites