Security Threats

Security Threats

1. Trojan Horse

   • Trojans are malware disguised as legitimate software. unlike viruses and worms, Trojans don't replicate themselves - users install them not realising they have a hidden purpose.

2. Insider attack

3. Worm

   • Worms are like viruses but they self-replicate without any user, meaning they can spread very quickly. they exploit weaknesses in network security.

4. Viruses

   • Viruses attach (by copying themselves) to certain files, e.g .exe files and auto scripts. Users spread them by opening infected files.

5. Spyware

   • Spyware - secretly monitors user actions, e.g. Key presses, and sends info to the hacker.

6. Scareware

   • Scareware it tells the user their computer is infected with loads of viruses.

7. DDoS

   • Use pentesting to check for weaknesses on the server.
   • Useless data paackets are sent to the server in order to make it crash.
   • Distributed Denial of Service Attack

8. Active attack

9. Passive

   • passive attack is where someone monitors data travelling on network and intercepts any sensitive information they find. they

10. Botnet

11. Ransomware

12. Brute Force attack