What is Cybersecurity? And Need of Cybersecurity 2021 ? – Alenz

cyber security

What is Cybersecurity? And Need of Cybersecurity?

Cybersecurity is the practice of protecting computer systems, software, and hardware as well. The main aim of Cybersecurity is to defend our computer system, software, and hardware from malicious attacks and unauthorized exploitation. It is also known as information technology security (IT security).

The field of Cybersecurity has been increased in recent years. The main reason behind the exponential growth of the field of Cybersecurity is the over-reliance on people on the internet, social media, and internet-related gadgets like computers, mobile. Everything is shifting to online nowadays. And that is the only reason why Cybersecurity is growing very rapidly.

Spreading awareness about Cybersecurity and keeping yourself aware of Cybersecurity is very important.

Importance of cybersecurity?

As we have mentioned above, nowadays everything is shifting online including School, work, shopping, and even financial transactions. Due to this, we are over-relaying on the internet and the electronic gadgets connected to the internet. With growing technology, many challenges are arising as well.

Lack of security is also one of the biggest challenges that we are facing right now. You might have heard much news like someone stealing money from a bank online, ATM hacked, data of millions of people leaked. These are very big security challenges. We can’t rely on only the government to stop things like this. You must be aware of it. You should follow some basic practices to keep yourself secure.

Vulnerabilities and attacks

Most of the time, attackers use specific techniques to hack systems or data. There are many standard techniques that attackers use to exploit your system. They exploit your devices and gadgets with help of some vulnerabilities. Following are some very commonly used hacking techniques by most hackers.

  • Malware

Malware and viruses are the most commonly used weapons to hack or exploit systems. It is very simple for hackers to enter your system through viruses and malware. Attackers just have to install malware into your device. And it is a very easy task for them. Because most of the peoples aren’t aware of cyber security.

  • Phishing

Phishing is also very commonly used by attackers to attack systems. In phishing, attackers try to steal some sensitive information like username, password, credit details. In this technique, attackers try to gather information from the fake websites made by them which looks exactly similar to real ones.

There are many other techniques apart from the above 2 techniques but these are very commonly used techniques. Some other techniques used by attackers are backdoor, direct-access-attacks, reverse engineering, etc.

Things to do to be safe from Cyber Attacks

  • The first thing you can do to be safe from cyber-attacks is avoid clicking unknown links. Especially links from spam messages.
  • The second most important thing is don’t share your private and sensitive information like email id’s password, credit/debit card number, pin, etc with anyone.
  • Don’t install any application and software from unknown sources. Use Google Play store for android, Apple app store for iPhone to download apps.

 

Impact of cyber attacks on various industries

cyber-attacks and security breaches affect every industry. But Mainly it impacts the energy sector, power grid, financial sector, aviation industry, medical sector, and government and military.

Many experts call cyber warfare future warfare. It is also known as war without weapons. Almost every country is properating itself for modern warfare by keeping cyber security in their scheme of things.

we have already seen many financial losses due to cyber security breaches. The main reason behind it is the increasing number of online transactions. It is very easy to transfer and receive money online than offline. It also saves a lot of time.

Conclusion

Cybersecurity is the practice of protecting computer systems, software, and hardware as well. The field of Cybersecurity is growing very rapidly due to the over-reliance of humans on the internet and internet-related electronic devices. You should always try to keep yourself aware of things happening in our surrounding.  You should follow the above techniques to keep yourself secure and safe.

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