Theori
Offensive security research firm with Seoul HQ and Austin office
Routing your brief is free — providers fund the channel. Capped at three recipients.
Theori is a L0-verified AI-implementation provider based in Seoul, South Korea, delivering red-team, appsec, vulnerability-mgmt. Ranked on proof — 0 verified records on the Trustgent index.
What they build
Theori was founded in 2016 by Carnegie Mellon-trained researchers and is often described as Seoul-based, with an additional office in Austin, Texas. The consulting team has claimed multiple DEF CON CTF titles and placed third at DARPA's AIxCC finals. Services include offensive security consulting, security audits, AI red teaming, and Security Team as a Service; the firm also runs the Dreamhack training platform.
Quick facts
- HQ
- Seoul, South Korea
- Founded
- 2016
- Team
- 50-200
- Languages
- ko, en
- Stack
Capabilities
- Red teaming
- Application security
- Vulnerability management
- Penetration testing
Industries served
- SaaS & technology
Regulatory readiness (provider-stated)
Provider-stated readiness. Trustgent cross-references these against independent sources at L2 and above — treat un-cross-referenced flags as claims, not confirmations.
About Theori
What does Theori build?
Theori is a L0-verified AI-implementation provider on Trustgent, delivering Red teaming, Application security, Vulnerability management.
Where is Theori based?
Theori is headquartered in Seoul, South Korea.
How is Theori verified on Trustgent?
Theori has an EARNED verification level of L0 on Trustgent, with 0 contributing verified records. Verification is independent of any subscription — plan tier is never a ranking input.
How is Theori 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.