Korea Corporation Security

What Korea Corporation Security does

Korea Corporation Security (KCS, 한국기업보안) is a privately held South Korean cybersecurity firm founded in 2008, headquartered in Seocho-gu, Seoul. The company operates a PKI-based security portfolio built around five product brands: UCERT, which distributes SSL/TLS, CodeSign, S/MIME, and VMC certificates from global certificate authorities (GlobalSign, DigiCert, Sectigo, Thawte, GeoTrust) and has cumulatively issued approximately 140,000 certificates; USIGN, a patent-protected HSM-based digital signature solution offered as on-premise, SaaS, or API integration; UCLM, a certificate lifecycle management automation platform; U-Checker, a web vulnerability scanning service built on Acunetix with manual expert overlay; and U-Friends, a character-based security content brand.

KCS has grown alongside approximately 9,000 enterprise and government customer organizations and reports a 98% SSL/TLS certificate renewal rate. Revenue is generated primarily through subscription-based certificate sales, recurring digital signature and lifecycle management subscriptions, and professional services for vulnerability assessments, distributed through direct enterprise sales with 1:1 account management, an online self-serve platform (UCERT.co.kr), and a partner/reseller channel including Hostway, Opencom, and Korea Trade Information & Communication. The company holds a registered patent for HSM server-based digital signature intermediary technology (2021) and a network-related patent (2019), and USIGN is certified against WebTrust, FDA CFR21 Part 11, EU eIDAS, SAFE-BioPharma, the Korean Electronic Signature Law, and Korea's GS Grade 1 software quality standard. Named customers span LG U+, Samsung Electronics, SM Entertainment, Samsung Card, 11st, KAIST, Korea Coast Guard, and the Financial Services Commission.

Name

Korea Corporation Security

Legal name

한국기업보안 주식회사

Website

https://korsec.co.kr

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

1–10 employees

Short description

Korea Corporation Security is a South Korean PKI security firm distributing SSL/TLS certificates from global CAs and offering a patented HSM-based digital signature solution, certificate lifecycle automation, and web vulnerability scanning to approximately 9,000 enterprise and government customers.

Ownership category

akta.pro rank

Product category

Cybersecurity Software and PKI Solutions

NAICS

Computer Systems Design and Related Services (5415)

SIC

Services-Computer Processing & Data Preparation (7374)

akta.pro primary industry

Device Identity & Certificate-Based Authentication (PKI) (BPAMAEAL)

akta.pro secondary industry

Key Management, Encryption & Secrets Management (KMS/HSM/Vault) (HDABAHAG)

Keywords

• SSL certificate management
• Digital signature solutions
• Certificate lifecycle automation
• Web vulnerability scanning
• PKI security infrastructure

Headquarters

HQ city

Seocho

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. SSL/TLS Certificate Sales: Sales of SSL/TLS certificates from global CAs (GlobalSign, DigiCert, Sectigo) with 98% renewal rate and approximately 140,000 certificates issued historically.
2. Digital Signature Solutions (USIGN): International standard digital signature solutions available as on-premise deployment, cloud SaaS, or API integration, targeting enterprises for document signing.
3. Certificate Automation (UCLM): Enterprise certificate lifecycle management solution for central certificate management across multiple CAs and private certificates.
4. Security Assessment Services: Web vulnerability scanning and security assessment services for enterprises to identify and address security threats.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Korea Corporation Security (KCS) distributes SSL/TLS certificates from global Certificate Authorities (GlobalSign, DigiCert, Sectigo) and develops proprietary PKI security software including USIGN (HSM-based digital signatures), UCLM (certificate lifecycle management), and U-Checker (web vulnerability scanning). The company serves approximately 9,000 enterprise and government customers in South Korea with 24/7 technical support and dedicated account management.

Product overview

Korea Corporation Security offers a comprehensive digital security portfolio consisting of five main products: UCERT as the core SSL/TLS certificate brand supporting GlobalSign, DigiCert, and Sectigo CAs; UCLM as the certificate lifecycle automation module; USIGN as the patent-protected digital signature solution; U-Checker as the web vulnerability scanning service; and U-Friends as a character-based content brand for security education. The portfolio spans certificate management, digital signatures, vulnerability assessment, and security awareness content.

Differentiator

Problem solved

Functional benefit

Brands

• UCERT: SSL/TLS certificate, CodeSign certificate, and S/MIME email security brand offering PKI security solutions with GlobalSign, DigiCert, and Sectigo certificates. Manages approximately 140,000 certificate issuances and achieved #1 SSL domestic market share in 2020.
• USIGN
• U-Checker
• U-Friends
• UCLM

Products and services

• UCERT SSL/TLS, CodeSign, and S/MIME email security certificate brand offering GlobalSign, DigiCert, Sectigo, Thawte, and GeoTrust certificates for enterprise customers with dedicated account management.
• USIGN Patent-protected international standard digital signature solution using HSM server-based electronic signature technology that secures signature keys. Available as on-premise deployment, cloud SaaS, or API integration for enterprise document signing with LTV verification and TSA time stamping compliance.
• UCLM Certificate lifecycle management solution that automates certificate discovery, enrollment, provisioning, and monitoring across multiple CAs and private certificates. Reduces certificate management burden to 47 days through automated workflows.
• U-Checker Web vulnerability scanning service that checks 28 vulnerability categories by combining Acunetix automated vulnerability scanner with manual expert analysis, reducing false positives. Provides Korean-language reports for enterprises.

Quantifiable outcome

• Reduces certificate management timeline to 47 days through automation
• +2 more outcomes

Named customers10 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Seven partnerships are on record, tiered core and major.

• GlobalSigncoreTechnology or Integration · 1 January 2008GlobalSign CA domestic distribution partnership established in 2008. KCS serves as the primary Korean distributor for GlobalSign SSL and security certificates.
• DigiCertcoreTechnology or IntegrationPartnership for DigiCert SSL/TLS certificates, offering premium security certificates alongside other major CAs.
• SectigocoreTechnology or IntegrationPartnership for Sectigo (formerly Comodo) certificates, providing budget-friendly security options.
• AcunetixcoreTechnology or IntegrationU-Checker service uses Acunetix web vulnerability scanner, a world-class vulnerability scanning solution, combined with manual expert analysis for comprehensive security assessment.
• Hostway (호스트웨이)majorChannel Partner/ Reseller/ DistributorLong-term partner using UCert service for over 10 years with dedicated account manager and rapid technical support for SSL certificate issuance, installation, and emergency issue resolution.
• Opencom (오픈컴)majorChannel Partner/ Reseller/ DistributorPartner for over 10 years, consistently using UCert SSL certificates with high satisfaction for service quality and customer care.
• Korea Trade Information & Communication (한국무역정보통신)majorChannel Partner/ Reseller/ DistributorPartner utilizing UCert partner page for online certificate processing with fast response and 24-hour response system.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Sectigo: Global certificate authority and KCS distribution partner (formerly Comodo). Directly comparable as a budget-to-mid-tier SSL/TLS and code-signing certificate provider, with growing footprint in automated certificate lifecycle management.
• Venafi: Enterprise certificate lifecycle management and machine identity management platform. Closest global comparable to KCS's UCLM product for automated discovery, issuance, and renewal of certificates across multiple CAs.
• DigiCert: One of the largest global CAs and a current KCS distribution partner. Comparable as a TLS/SSL, code signing, and PKI certificate provider serving the same enterprise customer base.
• Korea Information Certificate Authority (KICA / 한국정보인증): Major Korean accredited CA offering public- and private-sector digital signature and SSL certificates. Direct domestic competitor to UCERT and USIGN, particularly in government and financial services.
• Keyfactor: PKI-as-a-service and certificate lifecycle automation vendor. Direct comparable to UCLM and to KCS's broader PKI/certificate management positioning, especially for enterprises operating multiple CAs.
• CrossCert (한국전자인증): Korean certificate authority and electronic signature provider. Comparable to KCS across SSL certificates, accredited digital signatures, and government-grade PKI solutions.
• GlobalSign: Global certificate authority whose certificates KCS distributes in Korea as its primary domestic partner. Directly comparable as a PKI/digital certificate vendor, though GlobalSign is a global CA while KCS is the local distribution layer.

Broad incumbents

• Entrust: Established digital identity and certificate authority offering SSL/TLS, PKI, and digital signature solutions. Overlaps with KCS's full portfolio (UCERT, USIGN, UCLM) but at much larger scale and broader geographic footprint.
• DocuSign: Global leader in electronic signature and agreement cloud. Overlaps with USIGN on digital signatures for enterprise customers, but operates as a broad SaaS incumbent rather than a PKI-native platform.

Emerging players

• Let's Encrypt: Free, automated open CA issuing domain-validated SSL/TLS certificates. Competes with KCS's UCERT on the entry-level certificate segment and is a key structural force pushing customers toward certificate automation (UCLM).

Market position

Strengths1 record

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCLzv7J8o_GtpLjIShBphzEA
• Facebookfacebook.com/ucert.co.kr
• Instagraminstagram.com/korsec_
• LinkedInlinkedin.com/company/korea-corporation-security

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries5 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Korea Corporation Security