Company record · security vendor
UnderDefense
What the company sells
UnderDefense provides managed security services including 24/7 managed detection and response, managed SOC, managed SIEM, penetration testing, compliance consulting and virtual CISO services, delivered alongside its MAXI security and compliance automation platform. The platform bundles compliance automation, SOC-as-a-service, cloud incident response, SOAR and an AI copilot for security teams.[1]
- Categories
- Headquarters
- Not established from our sources
- Founded
- Not established from our sources
- Ownership
- Not established from our sources
- CISO on record
- Not yet on our record. Send a verified source
- Website
- underdefense.com
Products and services
Product names as the company writes them; what each does, in our words, from the company's own product pages. Never how well it does it.
UnderDefense MAXI[1]
A security and compliance automation platform that combines monitoring, compliance tracking and AI assistance for IT and security teams.
Managed Detection and Response (MDR)[1]
A human-led service that detects and responds to threats across a customer's environment around the clock.
Managed SOC (SOCaaS)[1]
A service that augments a customer's security operations with continuous monitoring, threat detection and expert response.
Penetration Testing Services[1]
Testing engagements, including cloud and web application pen testing, that identify security weaknesses in systems.
Managed SIEM[1]
A managed service that operates and tunes a customer's SIEM deployment for threat detection.
Virtual CISO Services[1]
Advisory service providing security leadership and compliance guidance to organizations without a full-time CISO.
Competitors and alternatives
The other companies on our record filed under the same categories, category by category: first those that lead with that category and share more of UnderDefense's categories, then alphabetical. A list from the record, never a ranking.
On mdr and managed soc, UnderDefense competes with DefenseStorm, Inversion6, Tenfold Security, UltraViolet Cyber, Agile Defense, Arctic Wolf, Binary Defense, Blackpoint Cyber, Critical Start, Deepwatch and 32 more.
On penetration testing and red team services, UnderDefense competes with Millennium Corporation, Bishop Fox, Cobalt, REDLattice, Coalfire, Copla, Inversion6, Tenfold Security, UltraViolet Cyber, AccessIT Group and 12 more.
On compliance automation, UnderDefense competes with Copla, Apptega, Drata, Hyperproof, RegScale, Secureframe, Sprinto, Thoropass, Coalfire, DefenseStorm and 12 more.
On soar and security automation, UnderDefense competes with D3 Security, Swimlane, Tines, Cyware, Devo, Elastic, Elbit Systems, Guardsix, Mate Security, Securonix and 2 more.
References
Every fact above cites one of these by number. Tier A is the company itself, a regulator or a filing; tier B is trade or business press.
- [1]underdefense.comUnderDefense · underdefense.com · undated page, accessed October 26, 2026 · Tier A: the company, a regulator or a filing
Last verified October 26, 2026. Our code found the quoted passage behind each fact on its source page when the fact was recorded, and re-checks every record against its sources each month.
Recorded October 26, 2026 from the references above.
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Security leadership
CISO Tribune has not yet recorded who holds the top security seat at UnderDefense. We add a seat only from a verified source; if you have one, send it to the desk.
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