1.6 system security

1.6 system security

1. forms of attack

   • phishing
   • malware
   • social engineering
   • data interception and theft
   • poor network quality

2. threats posed to networks

   • brute force
   • DDOS
   • SQL injection

3. finding and preventing vulnerabilities

   • penetration testing
   • network forensics
   • network policies
   • anti-malware sofrware
   • fire walls
   • user access levels
   • passwords
   • encryption

4. keywords

   • malware
     • malicious software
     • software that can be damaging to computers and networks
     • examples include viruses, worms and trojan horses
   • viruses
     • software designed to cause damage to a computer or network
     • attaches to programs or files on a computer or server
     • can effect all components of any operating system
     • around 82,000 viruses are made daily
   • worms
     • replicates itself to spread to other computers
     • the worm exploits vulnerabilities in the computer network
     • unlike a virus , it does not need to attach to a program
   • trojan horse
   • phishing
   • social engineering
     • social skills
     • tricks users
   • data interception
   • network policies