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
Mitsui-affiliated security services firm with in-house SIEM and CSIRT
L2Cross-referenced, highest level reached
1 cross-referenced
Verified against independent sources
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Mitsui Bussan Secure Directions is a L2-verified AI-implementation provider based in Tokyo, Japan, delivering red-team, vulnerability-mgmt, pentest. Ranked on proof, 1 verified records on the Trustgent index.
What they build
MBSD is a Mitsui-affiliated services firm founded in 2001, delivering penetration testing, vulnerability assessment, malware analysis, threat hunting and forensics. It runs MBSD-SOC and MBSD-SIRT, and reports over 270 vulnerability discoveries by its research staff. The company has developed its own SIEM since 2001 and serves government, financial services and media clients in Japan.
Quick facts
- HQ
- Tokyo, Japan
- Founded
- 2001
- Team
- 50-200
- Languages
- ja, en
- Stack
- SIEMSOCCSIRT
Capabilities
- Red teaming
- Vulnerability management
- Penetration testing
- Threat hunting
- Incident response
- SOC & MDR monitoring
Industries served
- Financial services
- Media & publishing
- Government & public sector
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 Mitsui Bussan Secure Directions
What does Mitsui Bussan Secure Directions build?
Mitsui Bussan Secure Directions is a L2-verified AI-implementation provider on Trustgent, delivering Red teaming, Vulnerability management, Penetration testing.
Where is Mitsui Bussan Secure Directions based?
Mitsui Bussan Secure Directions is headquartered in Tokyo, Japan.
How is Mitsui Bussan Secure Directions verified on Trustgent?
Mitsui Bussan Secure Directions has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-05). Verification is independent of any subscription, plan tier is never a ranking input.
How is Mitsui Bussan Secure Directions 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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