UBsecure
Tokyo, Japan
Web application security firm behind the Vex scanner, part of NRI Secure Group
Application secu…Penetration test…Vulnerability ma…
- records
- 1
- team
- 50-200
- founded
- 2007
Shibuya-based penetration testing firm in the GMO group
L2Cross-referenced, highest level reached
1 cross-referenced
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GMO Flatt Security is a L2-verified AI-implementation provider based in Tokyo, Japan, delivering appsec, vulnerability-mgmt, pentest. Ranked on proof, 1 verified records on the Trustgent index.
What they build
GMO Flatt Security is a Shibuya-based penetration testing firm founded in 2017 and now part of the GMO Internet Group. It runs web, mobile, cloud, IoT, game and API penetration tests, with reported experience in serverless and GraphQL targets. The company also ships Takumi, an AI agent used to assist internal pentest and assessment work.
Quick facts
- HQ
- Tokyo, Japan
- Founded
- 2017
- Team
- 10-50
- Languages
- ja, en
- Stack
- web pentestcloud pentestGraphQLAI-assisted testing
Capabilities
- Application security
- Vulnerability management
- Penetration testing
Industries served
- SaaS & technology
- Media & publishing
Regulatory readiness
Cross-referenced against public registries where a public source exists (L2+). The check mark marks an attribute we have a source for, see the proof page.
About GMO Flatt Security
What does GMO Flatt Security build?
GMO Flatt Security is a L2-verified AI-implementation provider on Trustgent, delivering Application security, Vulnerability management, Penetration testing.
Where is GMO Flatt Security based?
GMO Flatt Security is headquartered in Tokyo, Japan.
How is GMO Flatt Security verified on Trustgent?
GMO Flatt Security has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-04). Verification is independent of any subscription, plan tier is never a ranking input.
How is GMO Flatt Security ranked?
Rank is a pure function of three EARNED signals: verification level (dominant), record count, and recency. No plan, fee, spend, or paid placement is ever an input. See https://trustgent.com/how-we-rank.
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