HiddenLayer Undefeated

HiddenLayer Undefeated

At BSidesLV & DEF CON, HiddenLayer’s AI Detection & Response (AIDR) runtime defense stopped 100% of attacks — ensuring safe, resilient adoption of agentic and generative AI in the face of real-world adversaries.

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HiddenLayer Undefeated

HiddenLayer Named a Sample Vendor

For AI & Cybersecurity 2025

HiddenLayer Named a Sample Vendor

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How Hidden Prompt Injections Can Hijack AI Code Assistants Like Cursor

How Hidden Prompt Injections Can Hijack AI Code Assistants Like Cursor

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Most Innovative Startup Winner

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at RSAC Innovation Sandbox 2023

Most Innovative Startup Winner

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Most Innovative Startup Winner

The most comprehensive security platform for AI

HiddenLayer secures agentic, generative, and predictive AI  applications across the entire lifecycle—protecting IP, ensuring compliance, and enabling safe adoption at enterprise scale.

Backed by patented technology and industry-leading adversarial AI research, our platform delivers supply chain security, runtime defense, security posture management, and automated red teaming for AI.

Our Products

PwC

Global Artificial Intelligence Study: Exploiting the AI Revolution

PwC

“AI could contribute up to $15.7 trillion to the global economy in 2030.”

Gartner

AI Models under Attack

Gartner

“2 in 5 organizations have had an AI security or privacy breach, and 1 in 4 were malicious attacks.”

Forrester Opportunity Snapshot

It’s Time for Zero Trust AI

Forrester Opportunity Snapshot

“Firms must invest in Zero Trust automated ML solutions to enable AI & security teams”

Built on Proven Standards, Extended by Our Research

HiddenLayer protects against the full spectrum of AI attacks. Our protections are rooted in global frameworks such as MITRE ATLAS and the OWASP Top 10 for LLMs, ensuring governance and compliance readiness—and expanded with our world-class research, including the industry’s first complete Adversarial Prompt Engineering (APE) Taxonomy.

HiddenLayer not only aligns with—but also helps define—the standards that shape AI security. By uncovering vulnerabilities before they emerge, we safeguard your IP, compliance posture, and operations against evolving threats.

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Trusted. Awarded. Recognized.

Validated by Gartner, RSA, and leading industry analysts for innovation and leadership in AI security.

HiddenLayer Platform

End-to-End AI Security for Agentic, Generative, and Predictive AI Applications

Our platform proactively defends against the full spectrum of AI threats—safeguarding your IP, compliance posture, and enterprise operations.

Agentic AI Control

Govern tool use, permissions, and task execution to prevent malicious redirection and agent abuse.

Runtime Defense

Block prompt injection, indirect prompt injection, data poisoning, evasion, model extraction/theft, and sensitive data or PII leakage in real time.

Supply Chain Protection

Protect against malware in pre-trained models, CVE exploits in ML frameworks, backdoored weights, and tampered third-party artifacts from entering production.

Posture & Governance

Eliminate shadow AI, enforce model signing, and close compliance blind spots or audit gaps across hybrid and regulated environments.

Low Overhead. Ultra Low Latency.
Proven Efficacy. Undefeated Protection.

Built for Enterprise AI.

With HiddenLayer, enterprises achieve faster time-to-value and continuous runtime defense. Validated at DEF CON and BSidesLV with ZERO successful bypasses across thousands of adversarial attempts, our platform gives security leaders the confidence to scale AI adoption safely.

Purpose-Built for Modern AI Infrastructure

HiddenLayer was engineered for the unique risks of AI—and integrates seamlessly into your existing stack. With native connections to Databricks, AWS, Microsoft Azure, GCP, and leading SIEMs, our platform safeguards sensitive data, ensures model integrity, and governs agentic workflows—supporting compliance and resilience without disrupting the infrastructure you already trust.

Manage Your AI Supply Chain

An algorithm system

Scan and validate third-party and open-source models to block malware, CVEs, and tampered weights before they reach production—integrated directly into your CI/CD pipelines to protect IP and maintain compliance.

Detect & Respond to AI-Specific Threats

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Stop prompt injection, data poisoning, model theft, and unsafe agent behavior in real time with runtime defenses aligned to MITRE ATLAS and the OWASP LLM Top 10—preserving integrity and resilience.

Govern & Manage
AI Risk

security algorithm system

Continuously discover, inventory, and sign your AI assets, export AI Bills of Materials (AIBOMs), and enforce policies—ensuring compliance, audit readiness, and trusted performance across environments.

Continuously Test Your AI Security

Validate defenses with automated red teaming that runs OWASP-aligned scans and adversarial simulations—uncovering vulnerabilities before attackers do and enabling faster, more confident remediation.

Leading the Future of AI Security

HiddenLayer was founded by AI and security veterans who experienced firsthand how vulnerable modern models are to adversarial threats. Backed by dozens of patents, undefeated red-team testing, and enterprise deployments across Fortune 500 and federal organizations, our platform is purpose-built to secure agentic, generative, and predictive AI applications. Our mission is clear: make AI security the foundation that safeguards IP, ensures compliance, and allows innovation to thrive safely.

Research 10.10.2025
Research
10.10.2025

Same Model, Different Hat

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Research
Research 10.07.2025
Insights
10.07.2025

Securing AI Through Patented Innovation

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Insights
Research 10.02.2025
Insights
10.02.2025

AI Discovery in Development Environments

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Insights
Read Our Research

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HiddenLayer
Opportunities

Join Us

We were founded and funded by experts who pioneered AI security in the industries and enterprises that basically invented this stuff. If you’re interested in joining the team, see our current job opportunity listings here.

Current Job Opportunities

HiddenLayer, a Gartner-recognized Cool Vendor for AI Security, is the leading provider of Security for AI. Its AISec Platform unifies supply chain security, runtime defense, posture management, and automated red teaming to protect agentic, generative, and predictive AI applications. The platform enables organizations across the private and public sectors to reduce risk, ensure compliance, and adopt AI with confidence.

Founded by a team of cybersecurity and machine learning veterans, HiddenLayer combines patented technology with industry-leading research to defend against prompt injection, adversarial manipulation, model theft, and supply chain compromise. The company is backed by strategic investors including M12 (Microsoft’s Venture Fund), Moore Strategic Ventures, Booz Allen Ventures, IBM Ventures, and Capital One Ventures.

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