WitnessAI logo

WitnessAI

Emerging

Unified AI security and governance platform. 500%+ ARR growth. Raised $58M (Jan 2026). Agentic AI governance for shadow AI discovery. Founded 2023, California.

Best for: AI Security & GovernanceEmerging, rapid growth
37
AI Score
Grade D↑ Trending
AI Visibility Score (Beta)
CybersecurityAI Security & GovernanceWebsiteUpdated April 2026

Brand Intelligence Graph

Capabilities
AI Security & Governance

Company Overview

About WitnessAI

WitnessAI is an AI security and governance platform founded in 2023 and headquartered in California. The company was built to address a critical enterprise blind spot: as employees and business units adopt AI tools at an accelerating pace — often without IT or security approval — organizations lack the visibility, control, and auditability needed to manage how AI is being used with sensitive data. WitnessAI's founding thesis is that AI governance must be built as dedicated infrastructure, not bolted onto existing security tools, to handle the unique risks introduced by generative and agentic AI systems.

Business Model & Competitive Advantage

The platform provides unified discovery of shadow AI usage across an organization, policy enforcement for approved AI tools, real-time monitoring of AI interactions for data leakage and compliance violations, and governance controls for agentic AI workflows that operate autonomously on behalf of users. WitnessAI integrates with enterprise identity providers, SaaS platforms, and security information systems to give CISOs and compliance teams a centralized view of AI risk. Its agentic AI governance capabilities address the emerging challenge of AI agents taking consequential actions within enterprise systems without adequate human oversight.

Competitive Landscape 2025–2026

WitnessAI raised $58 million in January 2026 and has achieved over 500% ARR growth, reflecting the urgency enterprises feel around AI governance as regulatory scrutiny and data breach risks from AI misuse intensify. The company competes in the rapidly forming AI security category alongside Nightfall AI, Securiti, and emerging offerings from established security vendors. Its early mover advantage, purpose-built architecture, and focus on agentic AI governance differentiate it as enterprises move beyond basic acceptable-use policies toward enterprise-grade AI governance frameworks.

Founded
2023
Headquarters
California
Curated content • Fact-checked and verified

Recent Activity

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blog_post
What is non-human identity (NHI)?

Ask a CISO who owns the service account running last night’s batch job, and you’ll often get a shrug. That gap is the story of non-human identity. A non-human identity (NHI) is a digital identity assigned to software, from the service account behind a batch job to the AI agent running a workflow on its ... Read more » The post What is non-human identity (NHI)? appeared first on WitnessAI .

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AI coding assistants in regulated industries: best practices

A single prompt inside an IDE, CLI, or agentic session can push source code, credentials, and regulated data past the enterprise boundary before anyone reviews it. In healthcare and financial services, that traffic often touches code paths already covered by HIPAA, PCI DSS, and secure-development controls. The problem is that most browser-centric, packet-based, and legacy ... Read more » The post AI coding assistants in regulated industries: best practices appeared first on WitnessAI .

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How to write an AI acceptable use policy

An AI acceptable use policy identifies the AI tools employees, contractors, and AI agents may use, defines acceptable use, governs the data shared with AI systems, and establishes accountability for AI interactions. It also assigns responsibility for incidents. Your employees aren’t waiting for that document. Many employees already use AI without approval. This limits your ... Read more » The post How to write an AI acceptable use policy appeared first on WitnessAI .

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MCP architecture explained: a security perspective

MCP architecture allows AI agents to reach enterprise file systems and databases. It can also connect them to SaaS platforms using credentials that many identity programs may not have in their inventory. The Cloud Security Alliance reports that regulators are increasingly requesting agent control logs. The design choices that accelerated adoption also created activity many ... Read more » The post MCP architecture explained: a security perspective appeared first on WitnessAI .

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What is the Model Context Protocol (MCP)?

Think of MCP as the shipping container of enterprise AI. Before standardized containers, every port improvised its own way of loading cargo, and every route carried its own risks. Once the container arrived, global trade moved faster, but customs, inspection, and chain of custody had to catch up. MCP is doing the same thing for ... Read more » The post What is the Model Context Protocol (MCP)? appeared first on WitnessAI .

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Healthcare AI security: a GenAI risk management guide for health systems

Healthcare AI security now decides how fast health systems adopt AI. See where Shadow AI moves PHI outside the BAA boundary and how governed adoption scales. The post Healthcare AI security: a GenAI risk management guide for health systems appeared first on WitnessAI .

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Healthcare AI security: a GenAI risk management guide for health systems

Physician use of AI and ambient documentation tools has moved from early experimentation and pilot programs to daily clinical workflow. Clinicians paste patient details into consumer chatbots that carry no business associate agreement, and autonomous agents query EHR data using privileges provisioned for human users. Healthcare AI security has not kept pace with that adoption ... Read more » The post Healthcare AI security: a GenAI risk management guide for health systems appeared first on WitnessAI .

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Who is responsible for AI governance?

AI governance responsibilities in Global 2000 enterprises rarely rest with a single executive. Ask who owns them, and you may hear several confident answers: the CISO, the CIO, the Chief AI Officer, legal, or compliance. Those answers often diverge when ownership isn’t written down. That gap becomes visible when regulators ask for named authority and ... Read more » The post Who is responsible for AI governance? appeared first on WitnessAI .

blog_post
Prompt injection examples and what they teach us

Untrusted content in an email can prompt an enterprise AI system to share data outside its intended scope. EchoLeak showed how that can happen. Microsoft assigned CVE-2025-32711 to EchoLeak, a zero-click attack triggered by a crafted email. Microsoft 365 Copilot pulled data from OneDrive, SharePoint, and Teams and sent it out through a trusted Microsoft ... Read more » The post Prompt injection examples and what they teach us appeared first on WitnessAI .

blog_post
What is AI DLP? Data loss prevention for the GenAI era

Your employees are pasting contracts, source code, and customer records into chatbots right now. Your existing security stack likely has significant blind spots into these AI interactions. That’s the gap AI DLP (AI data loss prevention) is built to close. It treats the prompt-and-response channel as a governed surface rather than a blind spot, reading ... Read more » The post What is AI DLP? Data loss prevention for the GenAI era appeared first on WitnessAI .

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Is DeepSeek safe?

DeepSeek’s R1 model drew immediate attention after its January 2025 release. Since then, “is DeepSeek safe?” has become a standing question for CISOs, risk officers, and compliance leaders at large enterprises. If you’re fielding that question every week, you know the answer shifts with each deployment path. DeepSeek’s own privacy policy states that user data ... Read more » The post Is DeepSeek safe? appeared first on WitnessAI .

blog_post
A guide to Perplexity security

Perplexity is increasingly moving from consumer answer engine into enterprise AI workflows, and security leaders now need a practical view of what Perplexity security requires. If you’re already reviewing AI vendors on tight timelines, you’ve seen this split before: under the shared responsibility model, Perplexity supplies controls through its Enterprise tier. The organization remains responsible ... Read more » The post A guide to Perplexity security appeared first on WitnessAI .

Key Differentiators

Emerging Innovator

WitnessAI is an emerging player bringing innovative solutions to the Security market.

Frequently Asked Questions

Estimated Visibility Trend (Beta)

Simulated 8-week rolling score

37
↑ Trending

Based on estimated brand signals. Historical tracking coming soon.

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