Updated Apr 23, 2026
Score 27
Theori logo

Theori

Ranked #719 of 1,000+ cybersecurity companies
Profile
INITIALIZING DATA STREAM...

Overview

Website
Legal Name
Thiori Korea Co., Ltd.
Founded
2016
Crunchbase Rank
#25250
Also Known As
(주)티오리한국

Empowering Innovation with Security.

Theori is a research-driven offensive cybersecurity startup that proactively tackles the hardest security problems, using technology-driven attacker-perspective methods to protect government and commercial clients and help make the world safer.

Industries
Network Management SoftwareComputer and Network SecurityCybersecuritySaaS
Type
Privately Held

Company Size

Employees
 
85
Range51–200 employees
110K+

Affiliated Organizations

XintAffiliate

Similar Organizations

엔키화이트햇 ENKI WhiteHat스틸리언(STEALIEN)ChainLightTrail of Bits.HACKXBOWCyber Security News ®S2WKaprica Security Inc.AhnLab, Inc.

Headquarters

600 Congress Ave, Austin, TX 78701

Followers

 
3,131

Press Coverage

DateArticlePublisher
Aug 11, 2025Theori Wins $1.5 Million Prize at DARPA's AI Cyber ChallengePR Newswire
Aug 11, 2025Theori Wins $1.5 Million Prize at DARPA's AI Cyber Challengeprnasia.com
Jul 29, 2025New threats, new protection: Korea rethinks cyber insurance as attacks surgeKorea Herald
May 28, 2025보안 전문가의 견해로 보는 SKT 사이버 침해 사고퀘스트, AI 거버넌스 강화 위한 ‘어윈 데이터 인텔리전스 15’ 공개 | CIO
Apr 30, 2025Theori and Okta Enter Agreement to Enhance Security Posture and ResiliencePR Newswire
Apr 30, 2025Theori and Okta Enter Agreement to Enhance Security Posture and Resilienceprnasia.com
Apr 30, 2025Theori and Okta Partner to Advance Identity SecurityMSSP Alert
Apr 30, 2025Theori and Okta Enter Agreement to Enhance Security Posture and ResilienceMorningstar.com
Apr 29, 2025Theori to Showcase AI Security Innovations at RSAC 2025PR Newswire
May 24, 2024Theori Launches Xint, a Unified Security Posture Management Solution at RSAC 2024Yahoo Finance

Specialties

Offensive SecuritySecurity ConsultingBlockchain SecurityVulnerability ResearchBug BountyCybersecurity EducationSecurity AuditPenetration TestingWeb3 SecurityEthical Hacking

Categories

Cyber SecurityInformation TechnologyNetwork Security

Event Appearances

POC2017
Nov 9, 2017·Sponsor

Product

NameDescription
XintAn AI-powered application security testing tool that identifies vulnerabilities with human-level expertise, operating continuously to detect security issues in software applications.
αprismAn AI-native security solution that continuously monitors prompts and model responses to protect large language model (LLM) interactions from attacks and harmful content.
DreamhackA cybersecurity training platform offering interactive, self-paced learning to develop real-world hacking and offensive security skills.
Dreamhack EnterpriseA corporate cybersecurity training platform that delivers customizable curriculums and in-house competitions to build and maintain elite security teams.
Offensive Security ConsultingConsulting services that perform security audits and testing from an attacker’s perspective to identify and remediate vulnerabilities before exploitation.
AI Red TeamingExpert-led audits that comprehensively assess AI systems to identify vulnerabilities and security risks before exploitation.