8 Essential Cybersecurity Tools

Key Takeaways

Cybersecurity tools are key parts of a larger security framework designed to help businesses manage compliance while safeguarding against cybersecurity attacks.

• Cybersecurity tools such as firewalls, antivirus software, and vulnerability scanners work together to address a wide range of cyber threats.

• Statista estimates that by 2028, the global cost of cybercrime may reach $13.82 trillion, underscoring the stakes of leaving systems unprotected [1].

• You can choose the right cybersecurity tools for your business by thoroughly examining your current security network, identifying potential weak spots, and considering your future needs and budget.

Read on for a closer look at eight common cybersecurity tools, their benefits, and the roles that work with them. To build skills in this area, consider enrolling in the Microsoft Cybersecurity Analyst Professional Certificate on Coursera.

Why are cybersecurity tools important?

Cybersecurity tools are important because they help safeguard businesses from the often devastating consequences of a successful cybersecurity attack, such as data breaches, phishing attacks, malware, insider breaches, and more. Many businesses now have an online presence in some capacity, which exposes their customer data and confidential information to potential hacks. Cybersecurity tools help minimize these risks and allow businesses to safely navigate online spaces without falling victim to breaches or attacks.

Cybersecurity tools list

Cybersecurity tools such as penetration testing, encryption, and vulnerability scanning work together to address a wide range of cyber threats. Take a more detailed look at eight common cybersecurity tools:

AI in cybersecurity

As cyber threats grow more sophisticated, AI is playing an increasingly important role in how businesses detect, respond to, and prevent attacks. Many modern cybersecurity tools now use AI to automate threat detection, analyze large volumes of data, and flag suspicious activity faster than manual methods allow. For anyone working in or entering the cybersecurity field, understanding how to work alongside AI-powered tools is becoming just as important as knowing the tools themselves. Building familiarity with AI in a cybersecurity context can help you work more effectively, respond to threats more quickly, and stay competitive in a rapidly evolving field.

Read more: AI in Cybersecurity: How It's Being Used and Risks to Navigate

Penetration testing

Penetration testing is the practice of “ethical hacking,” where someone tests a computer system for security vulnerabilities by simulating a cyberattack. This helps to identify where potential weak spots are and what the chances of a real breach might be. Cybersecurity professionals can also use this technique to identify the most effective aspects of the security system.

Examples of penetration testing brands include Kali Linux, Wireshark, and Hashcat.

Firewalls

Firewalls monitor data flow as it enters and exits a computer system. They evaluate the quality of the data and ensure it follows the right rules for authorized movement. Firewalls tend to have a default setting of denying all traffic, so every business needs to determine its own rules for what type of data traffic to allow and then implement those rules in its system.

Examples of firewall brands include McAfee, Bitdefender, and Norton.

Encryption

Encryption involves using mathematical models to scramble information so that only those with the right key can unscramble it. The unreadable format of the information is called ciphertext. When someone with the encryption key accesses the ciphertext, it converts back to its readable form.

Some examples of encryption brands include AxCrypt Premium, Folder Lock, and EncryptionSafe.

Antivirus software

Antivirus software works by scanning the files and programs you download for known viruses. Because viruses change constantly, your anti-virus software needs consistent updates. Once it identifies malicious software, the anti-virus software blocks it.

Examples of anti-virus software brands are Bitdefender Antivirus Plus, Malwarebytes, and McAfee Antivirus.

Packet sniffers

Packet sniffers are programs that record every data packet as it travels through a computer system. They record what kind of data is being sent, who is sending it, and who is receiving it. Packet sniffers help network security professionals identify any suspicious activity, such as port scanning and denial-of-service attacks, or malware that might attempt to breach a system.

Examples of packet sniffers include Wireshark and SolarWinds.

Vulnerability scanners

Vulnerability scanners examine a network for flaws or other weaknesses that might expose it to a cybersecurity attack. Businesses can use a wide range of these scanners to provide a comprehensive understanding of where their systems might need improvement and protection.

Examples of vulnerability scanners include Rapid7 and Tenable Nessus.

Network intrusion detection

Network intrusion detection tools help automate malicious activity detection by sending alerts to a centralized tool or your security administrators, speeding up the response time. These systems often include both intrusion detection systems (IDS), which automate detection, and intrusion protection systems (IPS), which help block attacks.

Network intrusion detection tools include AIDE, Fail2Ban, and Check Point Quantum IPS.

Anti-malware software

Anti-malware software helps protect against malicious software, which gathers sensitive information and can monitor your activity. The three types of anti-malware software include: 

• Behavior-based: Identifies malware through its suspicious behavior and eliminates it.

• Sandboxing: Filters out malware to an isolated location before deleting it

• Signature-based: Finds the malware’s signature and deletes everything containing it

Examples of anti-malware tools include Malwarebytes, Avast One Essential, and Bitdefender Antivirus Plus.

What are some must-have features of cybersecurity tools?

Some must-have features many businesses choose to opt for include extended detection and response (XDR), cybersecurity tools that apply to both in-office and remote computers, and AI-based tools.

Benefits of cybersecurity tools

When implemented correctly, cybersecurity tools provide many benefits to a business. The largest is the protection of sensitive data from exposure or hacks. Examples of this important data could include protected health information (PHI) and personally identifiable information (PII). More specifically, secure data can also refer to how your customers trust you with things like their credit card information and bank account details.

Cybersecurity tools also increase productivity by minimizing the downtime employees experience due to viruses or data breaches. Many regulatory bodies also require some sort of cybersecurity measures, so these tools help keep your business in compliance and avoid penalties.

How to choose the right cybersecurity tools for your business

To choose the right cybersecurity tools for your business, thoroughly examine your current security network. Identify any potential weak spots or areas where you lack the necessary protection. For example, maybe you need to improve security around email or require better protection against phishing attacks.

Then, look at your business’s future needs. Are you hoping to expand or change the way you handle data? Finally, examine your budget and what you feel is the most important security aspect to invest in—this will help lead you to the right tools.

Jobs that use cybersecurity tools

Several different IT professional roles, such as cybersecurity engineers, cybersecurity architects, and security software developers, use cybersecurity tools regularly. Some of these include:

Cybersecurity engineer

Median total pay: $159,000 [2]

Cybersecurity engineers use their IT expertise to identify different weaknesses and vulnerabilities within a network or computer system. They design solutions to address cybersecurity threats and are often responsible for creating cybersecurity policies and procedures for other employees to follow.

Cybersecurity architect

Median total pay: $204,000 [3]

Cybersecurity architects are professionals tasked with planning, designing, and implementing a business’s cybersecurity infrastructure. They have a deep knowledge of an organization’s tools, needs, and goals and use that information to develop a tailored system that addresses the different factors required for a secure network.

Security software developer

Median total pay: $161,000 [4]

Security software developers use their software development skills to create new security programs to stay current with the changing cybersecurity landscape. They also enhance existing systems with new features and integrate different software to address developing needs.

Learn more about cybersecurity with Coursera's free resources

• Take the Quiz: Cybersecurity Career Quiz: Is It Right for You? Find Your Role

• Watch on YouTube: How to prepare for a career in cybersecurity with no prior experience, 5 Cybersecurity Careers: Your Path to Protecting the Digital World, or Your Quick Guide to Cloud Computing.

• Find the cybersecurity career path that fits you: Cybersecurity Career Paths: Explore Roles & Specializations

• Exploring a new career path? Keep your finger on the pulse with our LinkedIn newsletter, Career Chat. To discover how your skills align with various career paths. Take the quiz below and see what may be a good fit for you.

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