CISO Tribune

Vendor comparison · 2 companies

Armadin vs Tenzai

Armadin is a cybersecurity company providing an agentic AI, continuous offensive security platform that identifies and proves exploitable risk across the entire attack surface. Tenzai sells an AI agentic penetration testing platform that hacks, exploits and fixes vulnerabilities across enterprise software. CISO Tribune files both under Breach simulation and automated pen-testing. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Armadin
  • Tenzai
Armadin vs Tenzai: Products, Customers and Funding Compared
ArmadinArmadin is a cybersecurity company providing an agentic AI, continuous offensive security platform that identifies and proves exploitable risk across the entire attack surface.armadin.comTenzaiTenzai sells an AI agentic penetration testing platform that hacks, exploits and fixes vulnerabilities across enterprise software.tenzai.com
What it sells
  • The Ultimate Attacker[1][5]Armadin built the Ultimate Attacker to expose hidden risk before it becomes an adversarial opportunity.
  • Armadin Red[3]AI inference workloads are delivered through Armadin Red.
  • Tenzai[1][3][4][5]An AI agentic penetration testing platform for enterprise software. It discovers exploitable attack chains across web app, mobile, AI, external and internal network attack surfaces.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pages2025[2][4][5]
Ownership and funding
Not stated on its pagesPrivately held[3]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • October 1, 2026Armadin raised an additional $255.5 million in Series B funding, bringing its total funding to $445 million.[7]
  • March 10, 2026Armadin announced that it raised $189.9 million in Seed and Series A funding.[6]
Not stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Armadin describes its platform as architected to operate across global environments. Its data agreements include jurisdiction-specific terms for customers in regions such as the EEA, UK, Switzerland, Canada and Australia. Armadin's engineering team builds enterprise security products.Its pages describe an application security team that tests APIs reaching PCI-scoped and critical systems. Tenzai is also described as a way for teams to verify scanner and bug-bounty findings and gather evidence for follow-up. Security teams can match sets of frontier and open-weight models to each test type or application risk level.
Last verified
November 9, 2026November 8, 2026

Where they overlap

  • Breach simulation and automated pen-testing is the primary category of both Armadin and Tenzai.

Where they differ, field by field

  • Tenzai is also filed under Penetration testing and red team services.
  • Armadin lists The Ultimate Attacker and Armadin Red. Tenzai lists Tenzai.
  • Tenzai was founded in 2025.
  • Tenzai is privately held.

How they differ

CISO Tribune files both Armadin and Tenzai under Breach simulation and automated pen-testing as the primary category, and files Tenzai additionally under Penetration testing and red team services. Armadin describes an agentic AI, continuous offensive security platform that identifies and proves exploitable risk across the entire attack surface. It combines red team expertise with autonomous AI-driven attacker swarms, and its products include The Ultimate Attacker and Armadin Red. Tenzai sells an AI agentic penetration testing platform for enterprise software, covering web app, mobile, AI, external and internal network attack surfaces.

Tenzai starts autonomous tests in black, gray or white box modes. Armadin says every validated kill chain in its platform comes with prioritized guidance. Armadin also lists a Data Processing Agreement and a July 2026 cross-border data transfer framework for customer personal data.

Tenzai is an Israeli AI security startup founded in 2025 and is privately held. Greylock Partners, Battery Ventures and Lux Capital back Tenzai, which has $75 million in seed funding. Armadin announced on March 10, 2026 that it raised $189.9 million in Seed and Series A funding. On October 1, 2026, Armadin raised an additional $255.5 million in Series B funding, bringing its total funding to $445 million. Tenzai has made a formal expansion into network security.

What it sells: Tenzai

What Tenzai does[1][3][4][5]
Tenzai's agents are engineered to learn the business purpose and workflows of applications. Tenzai starts autonomous tests in black, gray or white box modes. Tenzai blocks exploitation with a hardened WAF rule that is validated for the customer's environment, ahead of a permanent fix. Tenzai offers step-by-step guidance, coding-assistant prompts and ticket creation for remediation.

Questions about Armadin and Tenzai

What do Armadin and Tenzai sell?
Armadin sells The Ultimate Attacker and Armadin Red. Tenzai sells Tenzai.
Are Armadin and Tenzai in the same category?
Yes. Breach simulation and automated pen-testing is the primary category of both on CISO Tribune.
When were Armadin and Tenzai founded?
Tenzai was founded in 2025.
Who owns Armadin and Tenzai?
Tenzai is privately held.
Who are Armadin and Tenzai sold to?
Armadin describes its platform as architected to operate across global environments. Its pages describe an application security team that tests APIs reaching PCI-scoped and critical systems.
What have Armadin and Tenzai announced recently?
October 1, 2026: Armadin raised an additional $255.5 million in Series B funding, bringing its total funding to $445 million.

About Armadin

Armadin is a cybersecurity company providing an agentic AI, continuous offensive security platform that identifies and proves exploitable risk across the entire attack surface. Armadin combines red team expertise with autonomous AI-driven attacker swarms to uncover real paths to compromise and to prioritize remediation.[4][5]

Armadin's platform charts the attack surface, enumerates hosts, profiles people and analyzes defenses. Armadin's attacker probes in parallel, swarming weak points and learning from each attempt.[4]

Armadin builds seasoned red team methodology into autonomous agents that model real attacker behavior. Armadin's platform has guardrails for controlled execution and scoped impact. Every validated kill chain in Armadin's platform comes with prioritized guidance. Armadin's platform is architected to operate across global environments.[4]

Armadin's team includes red teamers, AI builders and cybersecurity pioneers.

Travis is a founder and Chief Technology Officer at Armadin and leads the company's product and engineering efforts. David is responsible for defining Armadin's AI-driven architecture. Vasu leads Armadin's strategy, strategic partnerships, marketing, communications, customer success and corporate development initiatives. Frank serves as Chief Financial Officer of Armadin. Chinmaya leads Armadin's engineering team, and Greg is responsible for Armadin's product portfolio.

George Kurtz, the CEO and founder of CrowdStrike, joined the Armadin Board in 2026. Retired General Paul M. Nakasone, the former Director of the NSA, joined the Armadin Board in 2026. Ping Li, a partner at venture capital firm Accel, joined the Armadin Board in 2026. Jake Seid, co-founder of Ballistic Ventures, led Armadin's seed round and joined the Armadin Board in 2026.

Armadin has a Data Processing Agreement that governs how Armadin processes personal information on behalf of its customers. Armadin has a July 2026 cross-border data transfer framework for customer personal data. Armadin, Inc. has an End User License Agreement for its services. Armadin had an independent third-party penetration test conducted in 2026.[1][4][5]

Armadin on the record

Sources

Armadin full record

  1. [1]armadin.comArmadin · armadin.com · undated page, accessed October 7, 2026 · Tier A
  2. [2]Expert AI Cybersecurity & Cyber Defense Company | ArmadinArmadin · undated page, accessed October 7, 2026 · Tier A
  3. [3]Trust Center - ArmadinArmadin · undated page, accessed October 31, 2026 · Tier A
  4. [4]AI Cybersecurity Platform | Armadin Enterprise Grade TechnologyArmadin · undated page, accessed October 31, 2026 · Tier A
  5. [5]Armadin: AI-native cybersecurity platformArmadin · undated page, accessed October 31, 2026 · Tier A
  6. [6]Armadin Secures Record-Breaking $189.9M in Seed and Series A Funding to Combat the Era of AI-Driven HyperattacksArmadin · published March 10, 2026 · Tier A
  7. [7]Investors Back Armadin Platform Strategy with New Round of FundingArmadin · published October 1, 2026 · Tier A

Tenzai full record

  1. [1]Ahead partners with tenzai to strengthen cyber resilience with ai enabled penetration testingTenzai · tenzai.com · published July 23, 2026 · Tier A
  2. [2]tenzai.comTenzai · tenzai.com · undated page, accessed November 8, 2026 · Tier A
  3. [3]Tenzai: Your ultimate AI hacker teammateTenzai · undated page, accessed November 8, 2026 · Tier A
  4. [4]About Tenzai | AI Hacker for Autonomous PentestingTenzai · undated page, accessed November 10, 2026 · Tier A
  5. [5]Tenzai | AI Hacker for EnterpriseTenzai · undated page, accessed November 10, 2026 · Tier A

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