What is Cyber Attack? Everything you need to know

A Cyber Attack is an attack carried out by cybercriminals through one or more computers. The purpose is to penetrate computer network systems, databases, network infrastructure, websites, or digital devices of individuals or organizations.

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What is Cyber Attack?

A Cyber Attack is an attack carried out by cybercriminals through one or more computers against other networks or machines. The main targets for these attacks are often computer networks, databases, network infrastructure, websites, or digital devices.

Accordingly, the attacked objects can be individuals, businesses, governmental or non-governmental organizations, state agencies, or even an entire country. However, the main target of cybercriminals will focus mainly on individuals or large organizations to gain as much benefit as possible.

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What is the purpose of Cyber Attack?

As mentioned before, the main and most common goal for Cyber Attacks is to gain as much benefit as possible. The benefit mentioned here is the money earned from using information stolen from victims.

On the other hand, if cybercriminals are more dangerous, their purpose may be unfair competition between businesses, attacking the security or economy of a country,… With goals that fall under the For large crimes like this, cybercriminals who commit them will be placed in a particularly dangerous category.

Another rare case is when the person carrying out a Cyber Attack just wants to have fun, try something, or is curious to explore network security issues. These objects can be grouped and called gray hat hacker groups.

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Popular forms of Cyber Attack

Cyber Attacks at present have transformed and possess many different forms, thereby causing many difficulties in prevention. Some common forms that you should know are:

Malware attack

Malware attack is the most common form of attack, attackers will attack through security holes, or lure users to click on a link or email. When the user does exactly what the attacker wants, the malware will automatically install on their computer.

These malware are very diverse and have many different attack mechanisms and one of them can prevent users from accessing important files or folders. While other software can track users and steal data.

Phishing attack

A phishing attack is a not-too-new form of fraud where attackers impersonate reputable units or individuals to gain users’ trust.

The purpose of the attack is mainly to steal sensitive data from users or expand by luring users into installing malware on their computers.

Man-in-the-middle attack

Man-in-the-middle attack is a type of attack that occurs when a hacker infiltrates a transaction or communication between two objects. This form of attack often occurs when the victim accidentally accesses an unsafe public Wifi network or has malicious software installed on the victim’s computer.

With this type of attack, every time there is a transaction or communication between two related objects, all data is stolen.

DoS và DDoS

DoS is a form of attack in which attackers will take down a system, server, or internal network for a certain period. This process is done by generating a huge amount of traffic or requests at the same time to overload the system and block normal users from accessing it.

Another form of variation from DoS is DDoS. In this form, the attackers will use a botnet to attack the victim but will not let the participating computers know.

Zero-day attack

A zero-day attack is a form of security breach in which attackers will search for and focus on unpublished vulnerabilities in the systems and applications of any organization.

Zero-day attacks can not only bring danger to organizations but can also be an opportunity for them to promptly detect and fix errors.

How to prevent Cyber Attack?

For individuals

• Proactively protect personal information by setting complex passwords, turning on 2-layer security features,…
• Limit access to public wifi sources to the maximum extent.
• Regularly check and update security software and applications.
• Be careful when receiving strange emails and files.
• Limit the use of shared peripheral devices.
• Do not download or click on unclear links.

For large organizations

• Develop a privacy policy with clear, transparent terms.
• Always update software and firmware to the latest version.
• Use reputable cloud storage services.
• Find and cooperate with reputable security partners.
• Training on safe internet uses knowledge for employees.

Conclusion

So we have come to the end of all the content related to the concept of Cyber Attack and how to prevent them. Thank you for taking the time to follow and see you again in more content from AZcoin.