There are cybercriminals who commit crimes using the computers and networks. They spread malicious viruses through the networks such as worms and Trojan horses. They hack other people's computers to steal important data and identity or destroy data. A hacker uses a packet sniffer to intercept the unencrypted network traffic and capture the passwords or other important information which was communicated through the network. Botnet or a Zombie computer is a computer which a hacker uses to spread viruses and to commit cybercrimes while the owner of the computer is unaware of it.
2. What types of viruses do I should be aware of?
A boot-sector virus is a …show more content…
A firewall is software or a device that blocks hackers, viruses, and malware from accessing to your network system. Second, you should create strong passwords that nobody can guess. Third, you can hide your browsing activities from others by opening an Incognito window on Google Chrome, Private Browsing on Firefox, and InPrivate on Internet Explorer. These private windows don't record your browsing history. Fourth, when you are using a public computer, you can use a portable privacy device such as the Ironkey Personal Flash Drive or take Linux OS with you on a flash drive. Ironkey Personal Flash Drive is an encrypted flash drive that stores sensitive data and passwords and they are safe from viruses and malware.
10. How do firewalls protect my computer from hackers?
A firewall restricts access to your network by filtering and blocking packets based on the sender's and receiver's Internet Protocol addresses. A proxy firewall acts as an intermediary between a client and a server, and it retrieves information and sends to the client. A proxy firewall uses stateful inspection technology to monitor incoming information and restricts network packets through the firewall. A firewall uses network address translation or NAT to assign IP addresses to each device which is connected to your network and makes it harder for hackers to break the network security.
11. How can I create and manage my passwords to protect my