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AI in Cybersecurity: Defined and Explained

Artificial Intelligence (AI) refers to the application of intelligent algorithms and machine learning techniques to enhance the detection, prevention, and response to cyber threats. AI empowers cybersecurity systems to analyze vast amounts of data, identify patterns, and make informed decisions, at speeds and scales beyond human capabilities.

The role of AI in bolstering security measures is multifaceted. It can automate routine tasks such as log analysis and vulnerability scanning, freeing up human analysts to focus on more complex and strategic activities. AI in cybersecurity plays a crucial role in threat detection. AI-powered systems can detect threats in real-time, enabling rapid response and mitigation. Moreover, AI can adapt and evolve, continuously learning from new data and improving its ability to identify and counter emerging threats.

AI in cybersecurity revolutionizes threat detection, automates responses, and strengthens vulnerability management. By analyzing behaviors, detecting phishing, and adapting to new threats, AI enhances cybersecurity strategies, enabling proactive defense and safeguarding sensitive data.

How Can AI Help Prevent Cyberattacks?

AI in cybersecurity reinforces cyber threat intelligence, enabling security professionals to:

  1. Search for characteristics of cyberattacks
  2. Strengthen their defenses
  3. Analyze data—such as fingerprints, typing styles, and voice patterns—to authenticate users
  4. Discover clues as to the identity of specific cyberattackers
 

Is It Safe To Automate Cybersecurity?

Strengthening cybersecurity currently requires human intervention. However, tasks such as system monitoring can be automated through AI. Automating the process will increase organizations’ threat intelligence capabilities and save them time discovering new threats. This is vital as cyberattacks increase in sophistication.

Cybersecurity automation using AI is safe because it is built on existing use cases in various business environments. For example, human resources (HR) and information technology (IT) teams use AI to onboard new employees and provide them with the resources and appropriate level of access to do their job effectively. 

Automation is particularly important in cybersecurity given the ongoing shortage of expert security staff. This allows organizations to enhance their security investments and improve operations without having to worry about finding additional skilled personnel. 

The benefits of automating AI in cybersecurity include: 

  1. Cost-efficiency: Pairing cybersecurity with AI results in faster data collection. This makes incident management response more dynamic and efficient. It also removes the need for security professionals to carry out manual, time-consuming tasks so they can focus on more strategic activities that add value to the business.
  2. Removing human error: A common weakness of traditional security defenses is the need for human intervention, which can lead to costly human error. Artificial intelligence in cybersecurity removes the human element from most security processes. This is a more efficient approach because human resources can be reallocated to where they are most required. 
  3. Better decision-making: Automating cybersecurity helps organizations identify and correct potential deficiencies in their security strategy. In this way, they are able to implement formalized procedures that can result in more secure IT environments.

However, organizations also need to be aware that cyber criminals adjust their methods to resist new AI cybersecurity tools. Hackers also use AI to create advanced attacks and deploy new and updated forms of malware to target both traditional and AI-enhanced systems.

Applications Of AI In Cybersecurity

Password protection and authentication

With AI in cybersecurity, organizations can better protect passwords and secure user accounts through authentication. Most websites include features that allow users to log in to purchase products or contact forms for people to input sensitive data. Extra security layers are necessary to keep their information secure and prevent it from getting into the hands of malicious actors. 

AI tools, such as CAPTCHA, facial recognition, and fingerprint scanners enable organizations to automatically detect whether an attempt to log in to a service is genuine. These solutions help prevent cybercrime tactics like brute-force attacks and credential stuffing, which could put an organization’s entire network at risk.

Phishing detection and prevention control

Phishing remains one of the biggest cybersecurity threats facing businesses across all industries. AI within email security solutions enables companies to discover anomalies and indicators of malicious messages. It can analyze the content and context of emails to quickly find whether they are spam messages, part of phishing campaigns, or legitimate. For example, AI can quickly and easily identify signs of phishing, such as email spoofing, forged senders, and misspelled domain names. 

ML algorithm techniques allow AI to learn from data to make analysis more accurate and evolve to address new threats. It also helps AI better understand how users communicate, their typical behavior, and textual patterns. This is crucial to preventing more advanced threats like spear phishing, which involves attackers attempting to impersonate high-profile individuals like company CEOs. AI can intercept suspicious activity to prevent a spear-phishing attack before it causes damage to corporate networks and systems. 

Vulnerability management

As cyber criminals deploy more sophisticated methods and techniques, thousands of new vulnerabilities are discovered and reported every year. As a result, businesses struggle to manage the vast volume of new vulnerabilities they encounter every day, and their traditional systems cannot prevent these high-risk threats in real time. 

AI-powered security solutions such as user and entity behavior analytics (UEBA) enable businesses to analyze the activity of devices, servers, and users, helping them identify anomalous or unusual behavior that could indicate a zero-day attack. AI in cybersecurity can protect businesses against vulnerabilities they are unaware of before they are officially reported and patched. 

Network security

Network security involves the time-intensive processes of creating policies and understanding the network’s topography. When policies are in place, organizations can enact processes for identifying legitimate connections versus those that may require inspection for potentially malicious behavior. These policies can also help organizations implement and enforce a zero-trust approach to security

However, creating and maintaining policies across multiple networks requires a significant amount of time and manual effort. Organizations often do not deploy the correct naming conventions for their applications and workloads. This means security teams may have to spend more time determining which workloads belong to specific applications. AI learns organizations’ network traffic patterns over time, allowing it to recommend the right policies and workloads. 

Behavioral analytics

With behavioral analytics, organizations can identify evolving threats and known vulnerabilities. Traditional security defenses rely on attack signatures and indicators of compromise (IOCs) to discover threats. However, with the thousands of new attacks that cyber criminals launch every year, this approach is not practical.

Organizations can implement behavioral analytics to enhance their threat-hunting processes. It uses AI models to develop profiles of the applications deployed on their networks and process vast volumes of device and user data. Incoming data can then be analyzed against those profiles to prevent potentially malicious activity. 

Top AI-Powered Cybersecurity Tools

AI has been integrated into several cybersecurity tools to improve their effectiveness. Here are a few examples:

AI-powered endpoint security solutions

These solutions leverage AI to proactively detect and respond to threats on endpoints like laptops, desktops, and mobile devices, safeguarding them from malware, ransomware, and other attacks.

AI-based NGFW

Next-Generation Firewalls (NGFWs) infused with AI capabilities offer advanced threat protection, intrusion prevention, and application control, fortifying network security.

Security Information and Event Management (SIEM)

AI-powered SIEM solutions analyze security logs and events from various sources, enabling faster threat detection, investigation, and response.

AI-driven cloud security solutions

These solutions utilize AI to protect data and applications in cloud environments, ensuring their security and compliance.

AI-powered NDR solutions for cyber threat detection

Network Detection and Response (NDR) solutions with AI capabilities monitor network traffic to identify and respond to sophisticated threats that may bypass traditional security measures.

Future Of AI In Cybersecurity

AI in cybersecurity is increasingly playing a pivotal role in the fight against more advanced cyber threats. Because AI continually learns from the data it is exposed to, new technologies built on AI processes and techniques are crucial to identifying the latest threats and preventing hackers from exploiting new vulnerabilities in the quickest time possible. 

Role of Generative AI in Cybersecurity

Generative AI, known for its ability to create new data that resembles existing data, is a powerful tool for enhancing cybersecurity strategies and defenses.

  • Realistic Simulations: Generative AI can create highly realistic simulations of cyberattacks, allowing security teams to test their defenses and incident response plans against a wide range of potential threats. This proactive approach helps identify vulnerabilities and improve preparedness before a real attack occurs.

  • Predicting Attack Scenarios: By analyzing vast datasets of past attacks and security incidents, generative AI can identify patterns and trends, enabling it to predict potential future attack scenarios. This predictive capability allows organizations to stay one step ahead of cybercriminals and proactively implement countermeasures.

  • Enhancing Threat Detection: Generative AI can augment threat detection systems by generating synthetic data that mimics real-world attack patterns. This expands the training data available for machine learning models, improving their ability to identify and flag even subtle or novel threats.

Generative AI acts as a powerful ally in the ongoing battle against cyber threats. By creating realistic simulations, predicting attack scenarios, and enhancing threat detection, it empowers cybersecurity professionals to proactively defend their organizations and stay ahead of the ever-evolving threats.

Benefits Of Artificial Intelligence (AI) In Managing Cyber Risks

Implementing AI in cybersecurity offers a wide range of benefits for organizations looking to manage their risk. Typical benefits are: 

  1. Ongoing learning: AI’s capabilities constantly improve as it learns from new data. Techniques like deep learning and ML enable AI to recognize patterns, establish a baseline of regular activity, and discover any unusual or suspicious activity that deviates from it. AI’s ability to learn on an ongoing basis makes it more difficult for hackers to circumvent an organization’s defenses. 
  2. Discovering unknown threats: As cyber criminals devise more sophisticated attack vectors, organizations are left vulnerable to unknown threats that could cause massive damage to networks. AI provides a solution for mapping and preventing unknown threats, including vulnerabilities that have yet to be identified or patched by software providers.
  3. Vast data volumes: AI systems can handle and understand vast amounts of data that security professionals cannot. In this way, organizations can automatically discover new threats among vast amounts of data and network traffic that might go undetected by traditional systems. 
  4. Improved vulnerability management: In addition to discovering new threats, AI enables organizations to manage vulnerabilities better. It helps them assess their systems more effectively, improve problem-solving, and make better decisions. It can also identify weak points in networks and systems so that organizations are constantly focused on the most critical security tasks. 
  5. Enhanced overall security posture: Manually managing the risk of a range of threats, from denial-of-service (DoS) and phishing attacks to ransomware, can be difficult and time-consuming. But with AI, organizations are able to detect various types of attacks in real time and efficiently prioritize and prevent risks.
  6. Better detection and response: Threat detection is a necessary element of data and network protection. AI-enabled cybersecurity can result in rapid detection of untrusted data and more systematic and immediate response to new threats.
 

Fortinet Products & Services

Fortinet is at the forefront of leveraging AI to combat evolving cyber threats. The suite of AI-driven products and services empowers organizations to proactively detect, prevent, and respond to attacks with unprecedented speed and accuracy.

  • FortiAI: This virtual security analyst utilizes machine learning to identify and classify threats in real time, reducing the burden on security teams and enabling faster incident response.
  • FortiEDR: Fortinet's Endpoint Detection and Response solution employs AI to detect and contain advanced threats on endpoints, preventing breaches and minimizing damage.
  • FortiSandbox: This cloud-based sandbox leverages AI to analyze suspicious files and URLs, identifying and blocking malware before it can infiltrate your network.

AI In Cybersecurity FAQs

How is AI used in cybersecurity?

AI in cybersecurity is used to help organizations automatically detect new threats, identify unknown attack vectors, and protect sensitive data.

What is artificial intelligence in cybersecurity?

AI in cybersecurity is the use of techniques like deep learning, machine learning, and natural language processing to build more automated and intelligent security defenses.

How does AI help in cybersecurity?

AI in cybersecurity helps discover and mitigate new cyber events and attack vectors. It allows organizations to keep pace with the evolving threat landscape and handle massive volumes of threats.

Is AI a benefit or threat to cybersecurity?

AI systems are a huge benefit to organizations’ cybersecurity teams, helping them protect their networks from the latest emerging threats in real time. However, it is worth noting that cyber criminals increasingly use the same AI tools to evolve their attack vectors.

How can generative AI be used in cybersecurity?

Generative AI in cybersecurity simulates attacks, predicts threats, and enhances detection models. It allows for proactive defense, improves response strategies, and strengthens overall security posture.

What are the key use cases for AI in cybersecurity?

AI finds application in various crucial cybersecurity domains. These include threat detection, where AI analyzes network traffic, system logs, and user behavior to identify suspicious patterns. It also plays a role in automated response, aids in vulnerability management, enables behavioral analytics, and contributes to phishing detection.

What are some of the best practices for AI in cybersecurity?

Best practices for AI in cybersecurity include using high-quality data, regularly updating models, maintaining human oversight, ensuring transparency, and fostering collaboration between AI and human analysts.