LAC

Name

LAC

Legal name

LAC Co., Ltd.

Website

https://lac.co.jp

Company type

Public

Founded year

1986

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

LAC Co., Ltd. is a Tokyo-headquartered, KDDI-affiliated cybersecurity firm providing managed security monitoring, incident response, consulting, and AI-driven fraud detection to Japanese enterprises, government agencies, and financial institutions.

Ownership category

akta.pro rank

Product category

Managed Security Services

NAICS

Computer Systems Design and Related Services (54151), Computer Facilities Management Services (541513)

akta.pro primary industry

Managed Detection & Response (MDR) & SOC Services (HDADAGAG)

akta.pro secondary industries

Security Operations Center (SOC) as a Service (BPAEADAB), Security Incident Response (IR) & Digital Forensics Services (BPAEADAI), Threat Intelligence Services (BPAEADAC), Application Security & Secure Software (DevSecOps) (EDAOAIAK), Security Operations (SOC), Incident Response & Threat Hunting (EDAOAIAI), Web Application Security (WAF, RASP) (HDADACAA)

Keywords

• Managed security services
• Incident response
• Security consulting
• Threat intelligence
• Penetration testing

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Security Consulting and Diagnostics: Security consulting, penetration testing, vulnerability assessments, security diagnostics for applications and infrastructure
2. Managed Security Services (MSS): Continuous security monitoring and operations through JSOC, providing 24/7 threat detection and response
3. Incident Response Services: Emergency cyber incident response through Cyber 119 service, including forensic investigation and recovery support
4. Security Products and Solutions: Resale and integration of third-party security products including CrowdStrike, Palo Alto Networks, Fortinet, Splunk, and other security platforms
5. Security Education and Training: LAC Security Academy providing professional training programs for security personnel development

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels7 records

Core offering

LAC delivers comprehensive cybersecurity services to Japanese enterprises, government agencies, and financial institutions, anchored by 24/7 managed security monitoring through JSOC, emergency incident response via the Cyber 119 hotline, security diagnostics and penetration testing under the DiaForce brand, AI-powered fraud detection for financial institutions (AI ZeroFraud), integration and resale of global security platforms, and professional training through the LAC Security Academy. The firm combines proprietary threat intelligence (2.5B+ IoCs in MISP), AI-driven SOC automation, and deep partnerships with CrowdStrike, Palo Alto Networks, Microsoft, HashiCorp, and others.

Differentiator

Problem solved

Functional benefit

Brands

• JSOC (Japan Security Operation Center): One of Japan's largest security monitoring and operations centers
• サイバー救急センター (Cyber 119)
• ラックセキュリティアカデミー
• サイバー・グリッド・水曜 (Cyber Grid Japan)
• FalconNest
• DiaForce
• LACGAI
• ChottoChat
• LAC WATCH
• LAC Journey
• 金融犯罪対策センター (Financial Crime Countermeasure Center)

Products and services

• JSOC Managed Security Services (MSS) Continuous 24/7 security monitoring, threat detection, and incident response delivered through LAC's Japan Security Operation Center. Targets Japanese enterprises, government agencies, and financial institutions that require outsourced security operations.
• Cyber 119 (Cyber Emergency Center) 24/7 emergency incident response hotline and forensic investigation service for organizations experiencing cyber attacks, available without reservation.
• FalconNest Free cybersecurity investigation tool for detecting targeted attack traces and malware analysis; includes Live Investigator (LI) for log analysis and Malware Analyzer (MA) for sandbox-based file analysis.
• DiaForce Security diagnosis brand for advanced penetration testing in DX-era business environments, covering web applications, platforms, and high-end vulnerability assessments.
• AI ZeroFraud (AIゼロフラウド) AI-powered fraud detection service for financial transactions, including ATM fraud detection achieving 94% detection rate in joint experiments with MUFG Bank.
• BindID Passwordless Authentication Passwordless authentication solution providing Japan's first smartphone-based biometric authentication service for enterprises using the Transmit Security platform.
• Quick WATCH AI and robotic process automation-driven web application automatic vulnerability diagnosis service developed jointly with EI AI Security Lab.
• Financial Crime Countermeasure Center (FC3) Specialized center supporting banks and financial services providers against financial crimes, fraud, and account takeover through consulting, monitoring, and countermeasure design.
• Cloud Security Control Support Service Cloud security posture management (CSPM) and control support service for detecting and visualizing security risks across multi-cloud environments (Azure, AWS) in support of digital transformation initiatives.
• IoT Security Diagnosis Service IoT device and ecosystem security assessment service for manufacturers, municipalities, and smart-city operators deploying connected-device solutions.
• CloudFalcon Low-cost cloud-delivered security monitoring service on the CloudFalcon platform, targeting small and medium businesses requiring entry-level managed security.
• LAC Security Academy Professional education and certification programs for security personnel development, training security professionals in ethical hacking, incident handling, and security operations.
• LAC Journey Threat Intelligence Portal Threat intelligence portal site enabling MISP cross-search for analyzing cyber threat data, providing customers access to LAC's accumulated threat intelligence.

Quantifiable outcome

• AI fraud detection achieved 94% detection rate in ATM fraud detection experiments
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration32 records

AI capability14 records

Feature7 records

Partnerships

16 partnerships are on record, tiered core and minor.

• KDDIcoreStrategic or Co-development Partner · 24 July 2025LAC and KDDI have expanded global security solutions to counter cyber-attacks. KDDI is a major Japanese telecommunications company and LAC serves as a key security subsidiary within the KDDI group, providing comprehensive cybersecurity services to KDDI customers and joint security solution development.
• 九州工業大学 (Kyushu Institute of Technology)coreStrategic or Co-development Partner · 1 September 2019Joint research collaboration on AI-powered cyber defense using next-generation data analysis techniques. The partnership aims to establish technologies for detecting and preventing cyber threats before they cause damage by leveraging LAC's 20+ years of security service expertise combined with Kyushu Tech's AI research capabilities through Prof. Nakamura's laboratory.
• CrowdStrikecoreChannel Partner/ Reseller/ DistributorLAC is an authorized reseller and integration partner for CrowdStrike endpoint protection products including Falcon Prevent, Falcon Insight, Falcon Adversary OverWatch, and CrowdStrike CA breach investigation services.
• Palo Alto NetworkscoreChannel Partner/ Reseller/ DistributorLAC offers multiple Palo Alto Networks products including Cortex XDR, Prisma Cloud, Prisma Access, Cortex Xpanse attack surface management, and next-generation firewalls through authorized channel partnership.
• MicrosoftcoreTechnology or IntegrationLAC is an Azure Infrastructure Solution Partner providing Microsoft security solutions including Microsoft Defender for Cloud. The partnership includes development of ChottoChat using Azure OpenAI Service.
• FortinetcoreChannel Partner/ Reseller/ DistributorLAC provides FortiGate firewall managed security services as an authorized Fortinet partner, offering firewall management and security monitoring services.
• SplunkcoreChannel Partner/ Reseller/ DistributorLAC integrates and resells Splunk log analysis and SIEM platforms as part of its security solution portfolio, offering unified log management and security analytics.
• トレンドマイクロ (Trend Micro)coreChannel Partner/ Reseller/ DistributorLAC offers Trend Micro Deep Security for cloud workload protection and provides managed EDR services incorporating Trend Micro solutions for small and medium businesses.
• ElasticcoreChannel Partner/ Reseller/ DistributorLAC partnered with Elastic for DX acceleration, providing Elastic Stack-based solutions for security log analysis and data analytics platforms.
• HashiCorpcoreChannel Partner/ Reseller/ DistributorLAC is a HashiCorp partner providing Vault, Terraform, Consul, and Nomad solutions. Awarded HashiCorp Partner of the Year and holds highest-tier reseller certification.
• 三菱UFJ銀行 (MUFG Bank)minorStrategic or Co-development PartnerDemonstrated 94% detection rate in AI-powered ATM fraud detection experiments. Joint development of AI zero fraud solutions for banking security.
• 千葉銀行 (Chiba Bank)minorStrategic or Co-development PartnerAgreement to implement AI fraud detection solution for combating special fraud and financial crimes.
• 日本スマートフォンセキュリティ協会 (JSSEC)coreStrategic or Co-development PartnerLAC participates in JSSEC as a founding member. JSSEC develops smartphone security guidelines and promotes mobile security best practices with LAC's仲上竜太 serving as Technical Committee Chairman.
• 日清食品HD (Nissin Foods Holdings)minorStrategic or Co-development PartnerOngoing security consultation and IT strategy advisory relationship with Nissin Foods, including dialogue on cybersecurity practices.
• Vectra AIcoreTechnology or IntegrationLAC offers Vectra AI NDR solutions combined with JSOC MSS managed operations for network detection and response capabilities.
• Code BluecoreStrategic or Co-development PartnerLAC actively participates in CODE BLUE security conference as speakers and CTF competition organizers/contestants.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Trustwave: Global MSSP and MDR provider with SOC, IR, and security consulting offerings. Closely comparable to LAC's service portfolio and target mid/enterprise segments.
• NCC Group: UK-headquartered cybersecurity consulting and managed services firm with global SOC and IR capabilities. Comparable business mix to LAC across MSS, IR, and consulting.
• Optiv: US-based security solutions integrator and MSSP combining product resale, advisory, and managed services — a close analog to LAC's product + services hybrid model.
• Mandiant (Google Cloud): Global leader in incident response, threat intelligence, and managed defense — directly comparable to Cyber 119 and LAC Journey threat intelligence services.
• Trend Micro: Japanese-founded global cybersecurity vendor with deep Japan roots, offering endpoint, network, and cloud security alongside managed services. Comparable because it competes with LAC across MSS and product resale categories in Japan.
• CrowdStrike Services: While a partner/vendor of LAC, CrowdStrike's own services organization (Incident Response, MDR, Falcon OverWatch) increasingly competes with JSOC in Japanese enterprise accounts.
• Secureworks: Global pure-play MSSP offering managed detection and response, IR, and consulting. Comparable business model to LAC's JSOC + Cyber 119 stack.
• NTT Security (NTT Data Group): Global security arm of NTT offering managed security services, consulting, and incident response with strong Japan presence. Competes for the same enterprise and government accounts as LAC.

Direct peers

• NRI Secure Technologies: Japan-based pure-play cybersecurity services subsidiary of Nomura Research Institute, offering SOC, incident response, consulting, and security product integration. Closest Japanese comparable to LAC across MSS, IR, and consulting.

Emerging players

• WithSecure (formerly F-Secure): European cybersecurity vendor with managed detection, IR, and consulting services targeting mid-market and enterprise. Comparable to LAC's MSS/IR portfolio but with smaller scale and different geographic focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat7 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/lac_security
• Facebookfacebook.com/Little.eArth.Corp
• Instagraminstagram.com/goodlac_security
• LinkedInlinkedin.com/company/lac-co-jp

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments7 records

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about LAC