Tenet Security
Claimed
Agent61Agent Readiness: 61/100. Top 25%. Measured by StartupHub.ai. Median 41.Trust85Data Trust: 85/100. Top 25%. Measured by StartupHub.ai. Median 61.The security platform for the agentic layer, detecting and stopping dangerous AI agentic behavior in real time.
About
Tenet Security provides a platform for runtime protection of autonomous AI agents, helping enterprises discover, assess, and protect these agents across their environments. The company's patent-pending Agent-side Simulation technology predicts and simulates an agent's likely next actions, intervening before dangerous actions execute. This allows organizations to deploy AI agents at scale by providing visibility, runtime protection, and threat prevention for agent-driven workflows.
Tenet Security provides a security platform for the agentic layer. Tenet Security detects and stops dangerous AI agentic behavior in real time for enterprises that run autonomous AI agents. Tenet Security serves needs in cybersecurity and AI safety where agent-driven workflows can create risk.
Tenet Security is headquartered in New York City, United States. Tenet Security was founded in 2025 by Nevo Poran and Barak Sternberg. Tenet Security operates as a B2B business and has a team of about 16 people.
Listed competitors
Noma Security focuses on securing the entire data and AI lifecycle from development to production, while Tenet Security specifically targets runtime protection of autonomous AI agents.
Astrix Security secures cloud-first companies against service supply chain attacks by managing third-party cloud service connections, whereas Tenet Security focuses on the security of AI agents.
Token Security secures cloud environments by protecting human and non-human identities, while Tenet Security's core offering is the runtime protection of autonomous AI agents.
SentinelOne provides autonomous cybersecurity through its AI-powered Singularity Platform, protecting endpoints, cloud workloads, and identities. Tenet Security specializes in the niche of AI agent security.
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Building an inline firewall for AI agents to protect enterprises from untrusted tools, plugins, and injected instructions.
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Tenet Security focuses on runtime protection for the agentic layer, detecting and stopping dangerous AI agentic behavior in real time with its patent-pending Agent-side Simulation technology that predicts an agent's likely next actions. The other companies address different security areas. Noma Security secures the entire data and AI lifecycle from development to production, while Astrix Security, Token Security and SentinelOne focus on cloud, identity and endpoint protection, with Astrix managing third-party cloud service connections, Token protecting human and non-human identities and SentinelOne protecting endpoints, cloud workloads and identities through its Singularity Platform.
Key facts
- Website
- tenetsecurity.ai
- Headquarters
- New York City, United States
- Founded
- 2025
- Employees
- 16
- Total funding
- $6M (Seed)
- Business model
- B2B
Tech stack
Detected on tenetsecurity.ai, last scanned 25 Oct 2026. Run your own scan
- Compliance
- GDPR, CCPA
- Frontend
- jQuery
- Analytics
- Google Analytics 4, PostHog, Microsoft Clarity
- SEO
- Rank Math
- Support
- HubSpot
- CMS / Builders
- WordPress
- CDN
- Cloudflare
- Email provider
- Google Workspace
- Accessibility
- UserWay
- Visitor tracking
- reb2b
Tenet Security scores 45. Does yours?
That is its Ahrefs DR: the backlink strength of a domain, on the Ahrefs 0 to 100 scale. Paste your website and you get yours in about a minute.
4 reviews from Reddit gathered in one place
Tenet Security's own research says six. Tenet confirmed six Fortune 500 companies with the actual susceptible setup, not 250.
Tenet Security just disclosed an attack with an 85% success rate against Claude Code, Cursor, and Codex.
The Tenet Security guys showed how a hacker can literally hijack an AI agent to run arbitrary code right on a dev's machine. All they gotta do is plant one single fake-error report in a public bug tracker.
A security firm, Tenet Security, showed off a new kind of attack they call "Agentjacking" that targets AI coding assistants. Researchers showed they can hide secret commands inside a fake error report.
Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.
Frequently asked
What does Tenet Security do?
Tenet Security provides a security platform for the agentic layer that detects and stops dangerous AI agentic behavior in real time. Tenet Security offers runtime protection for autonomous AI agents and helps enterprises discover, assess and protect them across environments, using patent-pending Agent-side Simulation technology to predict an agent's likely next actions and intervene before dangerous actions execute.
Who is Tenet Security for?
Tenet Security is for enterprises that deploy autonomous AI agents across their environments. Tenet Security serves organizations that need to deploy AI agents at scale and require visibility, runtime protection and threat prevention for agent-driven workflows.
Where is Tenet Security based?
Tenet Security is headquartered in New York City, United States. Tenet Security was founded in 2025.
Is Tenet Security trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Tenet Security is 85 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How much funding has Tenet Security raised?
Tenet Security has raised a total of $6M in funding. The most recent round on record is Seed.
How many employees does Tenet Security have?
Tenet Security has approximately 16 people on record.
Public record
SEC filings, insider activity, nonprofit links and pay benchmarks for Tenet Security
