The need for Internet security today

Internet security is raising awareness of cyber security threats by attackers with malicious intent. We the growing army of Internet users, need to know the procedures and controls to protect our computer systems.

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Security can be defined as maintaining an acceptable level of perceived risk. It is necessary for an effective security approach to be dynamic. With the dawn of the digital era, the most significant development of humankind; is the Internet and the World Wide Web (WWW). Your routine practices requiring the internet, security, and technology are evolving quickly.

What is internet security?

Internet security, generally known as cyber security is the protection of internet-connected systems, including hardware, software, and data from cyber-attacks. The aim of cyber security is to limit risks and protect IT assets and resources from attackers with malicious intent. Most often, the required protection level must be adequate to prevent unauthorized access to the system that can lead to personal, professional, political, or organizational disruption.

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Features of cyber security

Internet security or cyber security consists of three main features recognized in the field of information security as – the CIA Triad. An acronym for C- Confidentiality, I- Integrity, and A- Availability.


Only authorized users and processes can view or access the data. It ensures the privacy of data by restricting access through authentication. The methods used in confidentiality are;


Data should be maintained appropriately and restrict access to accidental or malicious modification- Data must be transit and not changed by unauthorized entities and backups must be available to restore any corrupted data. Checksum hashing can be used to verify the integrity of the data during transfer.

Checksum: This is used to verify the integrity of files or strings of characters after they have been transferred.


Only authorized users should be allowed to access data whenever they need to do so. It is important to note that attackers (unethical hackers) have different intents. Plans need to be made to recover from malicious attacks and guard against downtime due to attacks such as denial of Service (DoS)

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The need for cyber security

Today, the growing need for cyber security cannot be overemphasized. On a personal level, you need to safeguard your identity, data, or computing devices. At the corporate level, it is everyone’s responsibility to protect the organization’s reputation, data, and customers. Cyber Security professionals therefore must have the same skill sets as cyber attackers but must work within the bounds o local, national, and international law.


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