What is Cybersecurity and Why is it Important?


Our world is increasingly digitized every day, impacting our personal interactions and business operations as technology permeates every aspect of our lives. Despite its countless benefits, technology can be exploited for malicious purposes. Hackers and cybercriminals employ sophisticated techniques to breach business networks and applications, stealing crucial information to disrupt operations for their own gain.

Businesses, in particular, fall victim to cybercrimes, enduring millions of dollars in losses from a single cyberattack. This reality has propelled cybersecurity into a major concern worldwide for individuals, businesses, and organizations. Annually, substantial investments are made by businesses to safeguard their digital assets against cybercriminals.

For those new to cybersecurity, this article will act as your guide. Continue reading to understand what cybersecurity entails and why it holds immense importance for individuals and businesses alike.

What is Cybersecurity?

Cybersecurity, fundamentally, encompasses an amalgamation of tools, technologies, and practices aimed at safeguarding digital information, applications, networks, and workstations from cyber attacks. These practices maintain the overall security of an organization’s IT infrastructure, preventing information leaks, misuse, or disruptions in service. Additionally, they ensure data accuracy and consistency, enabling businesses to operate seamlessly.

In the world of IT, cybersecurity stands as one of the most rapidly expanding fields. It has evolved into a broad domain offering diverse roles for individuals. Pursuing specialized programs, such as a bachelor in cyber security, facilitates the development of crucial cybersecurity skills necessary for a successful career in this domain. These degree programs establish a robust understanding of essential cybersecurity concepts, encompassing data encryption techniques, risk management, network security, incident response, and legal compliance. Acquiring these skills not only opens doors to lucrative job opportunities but also allows for engagement across various industries and the undertaking of challenging roles.

Foundational Principles of Cybersecurity

Cybersecurity revolves around three core principles of security – confidentiality, integrity, and availability, often referred to as the CIA Triad. For any organization, upholding the confidentiality, integrity, and availability of data stands as a fundamental security principle.


Organizations must shield their networks and applications from unauthorized access, especially safeguarding sensitive business information such as customer and stakeholder data. Failure to uphold data privacy standards like PCI DSS and HIPAA can result in severe legal consequences and damage to the organization’s reputation. Cybersecurity experts employ stringent data encryption techniques and effective access controls on networks and applications to fulfill this objective.


Cybersecurity practices focus on maintaining data accuracy, consistency, and reliability. Specialists ensure data remains secure from misuse, tampering, or manipulation by implementing data validation controls, access controls, change management procedures, and data backups.


For smooth organizational operation, authorized users must have timely and dependable access to data, applications, and networks. Cybersecurity specialists vigilantly monitor networks, safeguard critical applications against active and passive attacks that can disrupt resource availability, and establish stringent security protocols to detect and thwart threats. Additionally, they develop robust disaster recovery plans to minimize the impact of cyberattacks and swiftly restore business operations.

Why is Cybersecurity So Important?

In a tech-driven world, businesses rely on technology for day-to-day operations and connecting with customers through online platforms. The IT infrastructure has become the foundation upon which businesses stand, and a single data breach or cyberattack can shake these foundations. Data breaches and cyberattacks not only disrupt business operations but also lead to financial losses, legal liabilities, and damage to a company’s reputation.

Rising Cybercrimes Pose a Security Hazard for Businesses

As technology advances, the rate of cybercrimes continues to climb. Cybercriminals develop new and more sophisticated techniques to infiltrate private networks, clouds, and applications, disrupting business operations or stealing/misusing sensitive information. In 2022 alone, 71% of businesses faced ransomware attacks, and there was a staggering 60% increase in denial-of-service attacks on businesses. It is projected that cybercrimes in 2023 will cost the corporate industry over $8 trillion, a figure expected to rise to $10.5 trillion by 2025.

No one is entirely safe from cyberattacks in the digital space. Individuals often fall victim to malware, ransomware attacks, password breaches, and phishing attacks. Hackers use malware like adware, Trojans, and spyware to infiltrate an individual’s PC or mobile device without their knowledge, either stealing personal information like social security numbers, credit card details, bank information, etc. or denying access to crucial data on the device, sometimes demanding a hefty ransom for restoration.

Given the rising cost of cyberattacks, it is imperative for both businesses and individuals to invest in cybersecurity tools such as FastNetMon and take measures to fend off cyberattacks or mitigate risks.

Preventing and Mitigating Cyber Risks are Essential

Considering the escalating rate of cybercrimes, businesses must implement robust security protocols. Consequently, businesses heavily invest in cybersecurity infrastructure and state-of-the-art data encryption/intrusion detection tools. On average, companies allocate 12% of their IT budget to network or information security, with smaller businesses often requiring a proportionally larger budget compared to larger organizations.


Cutting-edge cybersecurity tools safeguard critical data, like personally identifiable information, financial records, and intellectual property, from unauthorized access, theft, and misuse. AI-powered tools with machine learning capabilities swiftly learn from historical events and initiate an appropriate response to potential cyberattacks or data breaches.

Common Cybersecurity Techniques

Maintaining a strong cyber posture is equally crucial for both individuals and businesses. Below are some common cybersecurity techniques used by individuals and organizations to protect their data, systems, and applications from cyberattacks:

1. Access Control

Access control involves measures to limit unauthorized or unwanted access to applications, data repositories, and networks. These measures include using strong passwords containing alphabets, numbers, and special characters. Additionally, one can restrict unauthorized use by implementing two-factor authentication, biometric verification, and access control lists.

2. Data Encryption

Data encryption involves converting readable data into a complex, unreadable chain of data for transmission over the Internet. Encrypted or ciphered data typically requires a special decipher key for decryption. This technique safeguards sensitive data, such as financial transactions, credit card information, and customer data, during transmission.

3. Firewalls

Firewalls, specialized hardware devices, or software tools, block connection requests from unauthorized sources before they enter or leave a network or system. They can be configured by cybersecurity specialists and network engineers to deny connection requests for specific types of traffic, such as a particular IP, website, or email, protecting against malware and denial-of-service (DoS) attacks.

4. Intrusion Detection Systems

Advanced software and hardware tools like intrusion detection systems monitor network traffic to detect active or passive attacks. If suspicious network activity is identified, the intrusion detection system logs the activity and blocks or redirects malicious traffic.

5. Antivirus and Anti-Malware Software

This is among the most common cybersecurity measures implemented at both individual and organizational levels. Antivirus and anti-malware software actively scan computer systems and applications running in the background for viruses, malware, adware, and other malicious programs.


Cybersecurity stands as the primary defense against the escalating threats faced by both individuals and organizations in today’s digital world. The threat landscape consistently evolves, with cybercriminals leveraging advanced technology to devise more sophisticated methods to hack networks or pilfer data. It is imperative for businesses to continually evaluate their security requirements and put in place robust measures to ensure uninterrupted business operations.