Revision

Revision

1. Networks

2. computer hardware

3. connection types

4. Networks threats and security

   • trojan hourse
     • A Trojan horse or Trojan is a type of malware that is often disguised as legitimate software. Trojans can be employed by cyber-thieves and hackers trying to gain access to users' systems
   • firewall
     • it can help to protect vireses from getting in your computer

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