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What is AI security? A detailed overview

Artificial intelligence (AI) is everywhere now. Every piece of technology you can think of is either implementing or has already adopted AI into its software. Naturally, AI usage in cybersecurity has also become a valuable tool in combating evolving cyber threats. In this article, we take a  look at the concept of AI security, its benefits, its risks, and its potential implementations.

Oct 15, 2025

12 min read

What is AI security? A detailed overview

Key takeaways

  • AI security is the process of using AI to protect systems, data, and people. 
  • Malicious actors and cybersecurity experts both use AI. Whichever side implements the technology faster and with higher scalability has the upper hand.
  • Common AI risks include prompt injection, data poisoning, AI hallucinations, over-automating, and other similar vulnerabilities.
  • Implementing AI security should start with proper inventorization, privilege setup, a gateway for model calls, and strong monitoring.
  • Some of the best ways to use AI systems for security include boosting threat detection, improving identity and data protection, and ensuring compliance.

What is AI security?

AI security is a cybersecurity practice during which companies and individuals use artificial intelligence to safeguard online systems, sensitive data, and devices. The scope of AI security can range from securing online corporate databases or Internet of Things (IoT) devices to setting up additional security measures on your computer or mobile phone.

Since the meaning of “AI” can vary depending on the individual (for some it’s technology based on rigorous data collection and model training, and for others, its’ services like ChatGPT) it’s worth mentioning how AI works in the cybersecurity field. 

AI security consists of certain AI tools that use machine learning (ML) to analyze data and predict patterns. These tools can:

  • Detect and flag threats or vulnerabilities in real time.
  • Scan large volumes of logs, traffic, and user activity to map the system's attack surface.
  • Enrich alerts with context so that cybersecurity teams can respond faster and with more confidence.

What is the difference between AI security and securing AI?

When discussing the differences between AI security and securing AI, the key variable is the subject, in this case — AI. “Wise guy” linguistics aside, securing AI systems means implementing additional measures to secure large language models (LLMs), ML tools, and other AI software.  

AI security describes the AI (or AI-based) measures used to protect online networks, systems, and data. It includes threat detection, fraud and phishing defense, automated triage, and smarter identity checks. Both AI security and secure AI systems are necessary to ensure strong cybersecurity posture.

What is the difference between AI security and cybersecurity?

AI security is part of cybersecurity. It’s just one, albeit important and rapidly evolving, section that may combine other cybersecurity measures such as firewalls and antivirus systems. Cybersecurity, on the other hand, is the field that covers all the tools designed to protect digital systems and digital information.

Why AI security is important

AI security is crucial because the number of cyberattacks continues to rise. The evolving capabilities of AI will only contribute to that growth. Since artificial intelligence has the potential to crunch vast amounts of data in a short time and perform complex analytical tasks, it acts as an efficient automation tool that can serve both good and bad causes.

Attackers may use AI to scale phishing schemes, probe systems, and launch AI scams. Cybersecurity experts, in turn, can use it to combat all these threats. While traditional security tools still matter, AI introduces new risks such as prompt injection or data leakage that users will need to mitigate quickly. 

What benefits does AI security offer

The benefits offered by AI security have mostly to do with how much faster and more thorough AI technologies can be compared to previously programmed security systems and human monitoring capabilities. These particular qualities allow AI systems to provide benefits such as:  

  • Improved threat detection and response. AI’s speed in analysis is unmatched. That means AI tools can find discrepancies and suspicious software (or links) faster than previous software or human eye ever could. Based on collected data, AI can also generate an automated incident response plan even without human intervention (although oversight is still recommended). 

  • Improved operational capability. AI provides optimization, which leaves system users more time to work on other tasks. Using AI systems, users can automate the majority of regular processes (such as monitoring), potentially improving productivity and reducing the error margin. This also improves user experience because optimization can improve authentication processes while maintaining the same (or enhanced) level of security.

  • Better understanding of emerging security threats. AI is constantly “learning.” The information it collects during monitoring processes allows AI to improve its “knowledge” of a system, including the system's strengths and risks. Additionally, feeding AI systems with the latest information and statistics about the cybersecurity landscape can further help it predict potential future threats.

  • Automated regulatory compliance. AI systems do not need to be reminded to comply with existing rules, laws, and regulations. Once you introduce particular requirements it needs to abide by, the AI will make it a part of its algorithm, adjusting responses and decision-making processes to the provided regulation.

  • The ability to scale more quickly. The more AI “knows” the faster it can grow, improve, and adapt to the evolving needs of its user. Properly set up AI systems can save tons of time, provide better insights, and strengthen cybersecurity posture.

  • Behavioral analytics. AI’s data analysis and monitoring capabilities allow it to observe user activities and form behavioral patterns in real-time. That allows it to optimize user experience, catch suspicious activities, and otherwise improve security posture and system flow.

  • Adaptive security measures. Based on its capability to monitor behavioral patterns and quickly process large amounts of data, AI can offer security improvements and additional safety tools that best suit the system.

  • Reduced human error. Contrary to humans, AI systems don't get tired or distracted. While it’s still not perfect, compared to us, AI is less likely to overlook vulnerabilities and potential security threats to the system, reducing human error and saving valuable time.

What risks does AI security pose?

While AI has some undeniable advantages, it also comes with some security concerns. The most notable AI security challenges include:

  • Data risks. Since AI models are capable of gathering huge amounts of data, they are attractive targets for malicious actors. If hackers manage to cause data breaches in the AI model, they can feed it wrong information (an attack known as data poisoning), causing critical errors, exposing further system vulnerabilities, and opening paths for more cyberattacks.

  • Model vulnerabilities. AI models are continuously put through testing and improvement phases. Naturally, these models may have security risks and be susceptible to adversarial attacks, malicious prompt injections, or input manipulation attacks. Some AI models may also invent statements and readings by misinterpreting previously given data (a phenomenon known as AI hallucinations) which cybercriminals can also use to further ruin the model’s accuracy.

  • Deployment and operational risks. Companies that work on AI solutions may not always have customer interest at heart. Regulatory compliance, ethical deployment, and testing gaps could pose a threat for client companies if the AI service provider is prone to collecting and storing excessive amounts of client data. Lack of proper testing may also cause interoperability issues, troubles with scaling, and problems with accessibility.

  • Development/supply chain risks. Working with third-party service providers is risky if that provider gets direct access to the sensitive data. Since AI tools and models are a valuable upgrade for many companies, third-party AI services are attractive targets and can increase the risk of supply chain attacks. 

AI security use cases

You can find tons of different ways to use AI systems in cybersecurity. The most common cases include:

  • Data protection. Companies can classify sensitive data and enforce data loss prevention policies with AI to limit leakage across email, chat, and the cloud.
  • Fraud detection. Using real-time anomaly detection, system owners may spot payment fraud, account takeover, and synthetic identities.
  • Cybersecurity automation (SOAR). With the help of AI, it becomes easier for cybersecurity experts to triage alerts, enrich context, and auto-remediate routine incidents safely.
  • Identity and access management (IAM). AI tools can improve access control by lowering risk-based authorization, performing continuous authentication, and helping implement adaptive MFA decisions.
  • Phishing detection. AI systems can analyze email, web pages, and brand abuse to block phishing and business email compromise without human intervention.
  • Vulnerability management. Users can implement AI to manage vulnerabilities based on likelihood of exploitation, asset criticality, and real-world telemetry.
  • Application programming interface (API) security. AI can help discover shadow APIs and detect abuse, data exfiltration, and schema anomalies.
  • Malware analysis. Cybersecurity experts can use AI to automatically classify samples, unpack variants, and generate behavior summaries from sandboxes.
  • Email and brand protection. AI can help detect lookalike domains, spoofing, and executive impersonation attacks.
  • Compliance monitoring. Users can map controls to telemetry and auto-generate evidence for audits.
  • Data leak discovery. With the help of AI cybersecurity experts can monitor public and dark web for leaked credentials, code, or IP.

These are just a few examples of how companies can use AI to improve their cybersecurity. Implemented in a correct manner, these AI-boosted benefits can contribute to safe data handling and AI security practices that can reduce the risks of corporate and personal cyberattacks. 

What are AI security best practices?

Implementing AI security can be tricky, if you don’t know where you should start. Some of the best AI security practices include:

  • Generating a threat model. Feeding AI with information about the system’s architecture, functionality, and technologies allows it to generate a threat model. AI can then compare the model with known vulnerabilities (via access to extensive cybersecurity databases), identifying attacker goals, entry points, and high-impact assets for AI use and AI systems.
  • Creating an inventory. Cataloging models, datasets, prompts, APIs, plugins, keys, and data flows provides a solid starting base for AI usage.
  • Enforcing privileges. Limiting who and what can access models, data, tools, and secrets can help avoid confusion and risks in early stages.
  • Using an LLM gateway. LLMs help centralize policy, logging, rate limits, and content filters across providers, making the implementation easier.
  • Setting up manual human monitoring prompts for sensitive data. This step reduces risk by introducing required reviews for actions that move money, change access, or touch sensitive data.
  • Monitoring. Using AI tools for monitoring simplifies the tracking of model performance, jailbreak attempts, and anomalous usage.
  • Applying zero trust. Verifying identities, device health, and context for every AI request and action aids in endpoint protection, provides more assurance, and reduces potential risks.
  • Automating gradually. When it comes to AI, smooth and steady is the way to go. Automate low-risk tasks first and expand as soon as you feel confident in automating more and more complex processes.
  • Reviewing vendors. Carefully evaluating vendors is one of the most important steps when implementing AI in your cybersecurity. Review provider security, data use policies, SLAs, and regional compliance thoroughly before implementing AI security solutions.
  • Defining data retention limits. Setting clear retention and deletion policies for prompts, logs, and training artifacts will bring more clarity into the implementation process.
  • Performing backup and recovery. Having backups is the golden rule of cybersecurity. Protect training data, embeddings, and model artifacts with tested restores.

What is the future of AI security?

The future of AI security seems bright, at least in terms of implementation. Privacy‑preserving AI is moving from theory to practice. Homomorphic encryption and federated learning (a type of learning where an AI model is trained across different decentralized devices) let models compute on encrypted or local data. That reduces leakage and presents new approaches like privacy‑preserving federated learning and hardware offload, making these techniques faster and more practical.

Naturally, regulators are also building guardrails to keep up. The EU’s AI Act and national efforts like the U.S. NIST AI Risk Management Framework and Executive Order (along with already existing legislation, such as the GDPR or CCPA) reflect a shift toward risk‑based governance and stronger security controls, with industry standards bodies adding complementary guidance.

Because threats and models evolve quickly, rules and defenses have to keep pace. Tech companies continue to refine AI technology, while cybersecurity researchers call for ongoing analysis, red‑team testing, and global collaboration so standards stay practical and up to date. AI seems to be here to stay, so keeping in the loop with the latest AI security news and understanding the importance of data privacy is crucial for security teams and companies that want to mitigate AI security risks and advanced cyber threats.

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Lukas Tamašiūnas | NordVPN

Lukas Tamašiūnas

Lukas Tamašiūnas is a content creator with an interest in the latest developments in the cybersecurity industry. He follows his curiosity to discover and share practical knowledge about online safety.