Cybersecurity
Adversarial AI: Securing and Defending AI Models
A deep dive into the threats facing AI models, from prompt injection to data poisoning, and the engineering strategies required to build robust defenses.
Adversarial AI refers to techniques used to intentionally deceive or manipulate machine learning models, causing them to make incorrect decisions or reveal sensitive information. By 2026, with AI agents and multi-modal models deeply embedded in critical infrastructure, the attack surface has expanded significantly, requiring a security paradigm that treats the AI model itself as a primary perimeter.
This research hub provides an engineering-focused overview of the adversarial ML landscape, from foundational attacks like data poisoning and model extraction to sophisticated threats targeting autonomous agents. We will examine established defensive principles and the modern toolchain—including AI firewalls, runtime monitoring, and model hardening frameworks—essential for building secure and resilient AI systems.
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Figma's AI Agents Resolve Security Alerts 70% Faster
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Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
AI
Figma's AI Agents Resolve Security Alerts 70% Faster
Figma built custom AI agents that help its security team investigate alerts and prepare code fixes. The agents learn from past incidents, reducing repetitive work and resolving complex security issues about 70% faster.
Neeraj Dhiman ·
Frequently asked questions
What is the difference between traditional cybersecurity and AI model security?
While traditional cybersecurity protects deterministic systems and infrastructure from known vulnerabilities, AI security addresses the probabilistic nature of models. It focuses on protecting the model's integrity against novel attacks that exploit its logic, data dependencies, and emergent behaviors, such as prompt injection or model inversion.
What is prompt injection and why is it a major threat?
Prompt injection is an attack where malicious instructions are embedded in a model's input, causing it to bypass safety controls or execute unintended actions. It remains a fundamental vulnerability, analogous to SQL injection, and has evolved to include indirect attacks where AI agents are compromised through poisoned data sources they consume autonomously.
How does data poisoning work?
Data poisoning is a supply chain attack where an adversary subtly corrupts a model's training data. When the model trains on this data, it learns hidden backdoors or biases, causing it to fail in specific ways or respond to secret triggers once deployed. This threat is especially potent for models continuously fine-tuned on external data.
What is a practical first step for an engineer to secure an LLM-based application?
A crucial first step is to adopt a layered defense-in-depth strategy, starting with an AI-specific security gateway or firewall. These tools provide robust input validation against known attack patterns and sanitize model outputs to prevent data leakage, serving as a critical buffer between user input and the LLM.