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Lasso Security

Runtime AI security platform with automated red teaming

Automated platformAgents and toolsRuntime guardrails

Lasso Security is a runtime-first AI security platform covering discovery, guardrails (including LEAP, an engine that runs on CPUs only) and agent security. It added automated red teaming in Mar 2025 and an agentic red teaming engine with recon, multi-turn and custom autonomous attacks on May 13, 2026, mapped to the OWASP LLM and Agentic Top 10.

Best for: Teams that want runtime guardrails first, with red teaming to tune them.

$30M round, reported as Series A (Sep 2026), over $37M raised in total

  • ✓ Maps to OWASP
  • – Maps to MITRE ATLAS
  • – Maps to the EU AI Act
  • ✓ SOC 2 or ISO 27001
Visit Lasso Security

Facts checked November 9, 2026 against the sources listed below. Lasso Security does not pay to appear here.

1 Legal nameLasso Security
2 HeadquartersTel Aviv, Israel (also New York office)
3 Founded2023
4 TeamNot disclosed
5 What they testLLM apps, Agents and tool use, RAG, MCP servers, Prompt injection and jailbreaks, Data leakage, Bias and harms
6 FrameworksOWASP LLM Top 10, OWASP Agentic Top 10, MITRE (framework not specified)
7 CertificationsSOC 2 Type II (2024)
8 Published pricesNot disclosed
9 Customers and partnersSays BMW, eToro, Fiverr and the U.S. Department of Homeland Security are customers. Telit has a published case study.

Where we recommend them

Worth knowing before you sign

  • The DHS logo is vendor-claimed; we found no public contract.
  • No public trust center found; ISO 27001 not confirmed.
  • No human-led engagements described.

Go to Lasso Security's site

Sources

  1. Vendor: homepage
  2. SiliconANGLE: $30M round
  3. Vendor: agentic red teaming
  4. Security Boulevard: red teaming launch
  5. Vendor: SOC 2 Type II

Work at Lasso Security? Send corrections with a source to editors@bestairedteamingcompanies.com. We fix verified errors within five business days.

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