Viqus Logo Viqus Logo
Home
Categories
Language Models Generative Imagery Hardware & Chips Business & Funding Ethics & Society Science & Robotics
Resources
AI Glossary Use Cases Academy CLI Tool Labs
About Contact
All Industries
Cybersecurity 4 Key Areas 12 Real-World Examples

How AI Is Defending Against Cyber Threats

Cybersecurity faces an asymmetric challenge: defenders must protect every entry point while attackers only need to find one vulnerability. AI is tilting this balance by enabling real-time threat detection, automated incident response, predictive vulnerability analysis, and adaptive defenses that evolve faster than the threats they face. But attackers are using AI too, creating an escalating arms race.

$60.6B
Global AI cybersecurity market projected by 2028
MarketsandMarkets
74 days
Faster breach identification with AI-powered security tools
IBM Cost of a Data Breach Report
$4.88M
Average cost of a data breach in 2024
IBM
3.4M
Global cybersecurity workforce shortage
ISC²

Threat Detection & Anomaly Analysis

AI-powered threat detection systems continuously monitor network traffic, system logs, user behavior, and endpoint activity to identify anomalies that may indicate a cyberattack. Unlike rule-based systems that can only detect known attack signatures, ML models learn what 'normal' behavior looks like and flag deviations — enabling detection of zero-day attacks, insider threats, and sophisticated APTs (Advanced Persistent Threats) that evade traditional defenses.

Darktrace
AI cybersecurity platform that uses unsupervised learning to model normal behavior across an organization's digital environment and autonomously respond to threats.
CrowdStrike Falcon
AI-powered endpoint protection platform that detects and prevents breaches using behavioral analytics and threat intelligence.
Vectra AI
AI-driven network detection and response platform that identifies hidden cyberattacks across cloud, data center, and enterprise networks.

Automated Incident Response (SOAR)

Security Orchestration, Automation, and Response (SOAR) platforms use AI to automate the response to security incidents — triaging alerts, investigating threats, containing compromised systems, and executing remediation playbooks. With security teams drowning in thousands of daily alerts, AI filters noise from signal, prioritizes genuine threats, and handles routine responses autonomously, freeing human analysts for complex investigations.

Palo Alto Networks Cortex XSOAR
AI-powered security orchestration platform that automates incident response workflows across hundreds of security tools.
Splunk SOAR
Security automation platform that uses AI to playbook-driven incident response, reducing mean time to respond from hours to seconds.
Microsoft Security Copilot
GPT-4-powered security assistant that helps analysts investigate incidents, write reports, and respond to threats using natural language.

Phishing & Social Engineering Defense

AI analyzes emails, messages, URLs, and websites to detect phishing attempts, business email compromise, and social engineering attacks. NLP models evaluate message content for manipulation tactics, urgency cues, and impersonation patterns. Computer vision identifies spoofed websites that mimic legitimate brands. These defenses are critical because over 90% of successful cyberattacks begin with a phishing email.

Abnormal Security
AI-powered email security platform that detects socially-engineered attacks by analyzing communication patterns and behavioral anomalies.
Proofpoint
AI-driven threat protection platform that blocks targeted phishing, BEC attacks, and malicious URLs across email and cloud applications.
Cofense
AI-enhanced phishing detection and response platform that combines machine learning with human-reported intelligence.

Vulnerability Management & Offensive AI

AI assists in identifying software vulnerabilities before attackers exploit them — scanning codebases for security flaws, prioritizing vulnerabilities by exploitability and business impact, and even simulating attacks to test defenses (AI-powered penetration testing). On the offensive side, AI also enables more sophisticated attacks — deepfake social engineering, automated vulnerability discovery, and AI-generated malware — driving the defensive arms race.

Snyk
AI-powered developer security platform that finds and fixes vulnerabilities in code, dependencies, containers, and infrastructure-as-code.
Pentera
AI-driven automated penetration testing platform that continuously validates security controls by simulating real-world attacks.
GitHub Copilot Security
AI code analysis that identifies security vulnerabilities as developers write code, preventing flaws before they reach production.

Challenges & Limitations

Adversarial AI

Attackers are using AI to create more sophisticated attacks — AI-generated phishing, deepfake voice cloning for social engineering, and automated vulnerability exploitation.

False Positives

AI security systems can generate overwhelming volumes of false positive alerts, causing alert fatigue and potentially causing analysts to miss genuine threats.

Data Privacy

Effective AI security requires monitoring user behavior and network traffic — creating tension with employee privacy expectations and regulations.

Skills Gap

The 3.4 million person global cybersecurity workforce shortage means there aren't enough professionals to deploy, manage, and interpret AI security tools.

Key AI Concepts

Frequently Asked Questions

How does AI help with cybersecurity?

AI helps by detecting threats in real time through behavioral anomaly analysis, automating incident response, identifying phishing and social engineering attacks, scanning code for vulnerabilities, prioritizing security alerts, and adapting defenses to evolving threats faster than manual methods allow.

Can AI prevent all cyberattacks?

No. AI significantly improves detection speed and coverage but cannot prevent all attacks. Sophisticated attackers can evade AI defenses, social engineering exploits human psychology, and zero-day vulnerabilities in novel systems may not have patterns AI can learn from. Defense-in-depth combining AI with human expertise remains essential.

Are attackers using AI too?

Yes. Attackers use AI to generate convincing phishing emails, create deepfake audio and video for social engineering, automate vulnerability scanning, develop polymorphic malware that evades detection, and optimize attack strategies. This creates an AI arms race between defenders and attackers.

What is the biggest cyber threat AI addresses?

The volume and speed of modern attacks. Organizations face millions of security events daily, and the 3.4 million person global cybersecurity workforce shortage means there aren't enough humans to review them. AI's ability to triage, prioritize, and respond to threats in real time addresses this fundamental scalability challenge.