Firstly, you might be aware of a physical firewall that acts as a barrier against any person/activity to surpass it. In a similar way, a firewall in the digital world is defined as a protective barrier that protects your system from external cyber threats.
A firewall is software whose job is to limit the intake of information by an external source. All the data whether entering or leaving passes via a firewall which can allow or block the data on a security basis.
What exactly a firewall does?
- It prevents your systems and networks from unauthorized users.
- It monitors communication between you and other computers on the internet.
- It allows only genuine access and blocks the irrelevant information to get into your computer.
- It also warns you if any attempts are made to get access to your system by other computers in any manner.
There are a couple of things that a firewall is not capable of doing:
- No protection from emails containing any kind of virus. As it can’t depict the content of the email.
- Moreover, they are also not helpful in protecting you from phishing attack sent via email.
For such kind of attacks, you need to install good antivirus software that can protect your privacy.
Firewall for your secured home-
Is your home is secured with a smart device? If yes, be sure to protect your smart home devices as well. Be sure that you may turn on firewalls on your computers as well as a wireless router. You can also security software for extra security. Of course, the wireless network is secured in itself, but not from the malware which can be transmitted to your system through the internet.
Set up your firewall against hackers and viruses-
In order to protect your computer, Firstly turn on the firewall which you can manage in the security & privacy section of your computer. Firewalls act as a barrier against inappropriate things, thereby, protecting your system and your privacy from attackers and viruses which easily spread through the internet.
It also blocks the outgoing traffic from the computer that may contain malicious software. Thus, keep an updated firewall to manage the privacy of your computer and servers.
A firewall is the first step of protection against various cyber attacks. Together with antivirus software, you can have a much-secured computer system from all malicious sites. In addition to complex passwords and security software, firewalls just increase your chances of staying safe always.
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