network security Threats.

network security Threats.

1. passive Attack

   • Where a hacker monitors data travelling on a network
     • Encrypt the files so people cant access the data

2. insider attack

   • a network attack where someone within an oranisations exploits their network access to steal information
     • have user access levels so people cant access important files

3. (DDOS)

   • "Distributed Denial of Service," an attack in which a multitude of compromised systems attack a single target, thereby causing a DDoS for users of the targeted system.
     • Change IP address to save your files

4. Brute force attack

   • is a type of active attack used to gain information by cracking passwords through trial and error. it produces hundreds of likely passwords
     • make it so it locks you out for 10 mins if you get the password wrong 5 times

5. Phishing

   • when criminals send emails or texts to someone claiming to be a well-know business
     • check the link and if it don't look right it isnt. check the URL.

6. spyware

   • Secretly monitors user actions e.g. key presses,and send info to the hacker.
     • check the software don't have spyware through anti-malware

7. scareware

   • It tells the user their computer is infected with loads of viruses to scare them into following malicious links or paying for problems to be fixed

8. active attack

   • A network attack where the hacker attempts to change data or introduce malware

9. Ransomware

   • A type of malware that used encryption to lock a user out of there files

10. Virues,worms,zombie and trojans

    • malware
      • Viruses attach to certain files. user spread the virus by coping the files with the virus
      • Worms are like viruses but they self-replicate without any user incteraction
      • Trojans are malware disguised as legitimate software. Unlike viruses and worms , Trojans don't replicate themselves.