Top Cyber Security Startups in Korea South (2025 Update)
Explore the best Cyber Security companies in Korea South. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top Cyber Security Startups in Korea South featuring 31 Companies
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PRIBIT Technology | - | Turn Off Your Internet | Our philosophy is rooted in overcoming the legacy security issues of IP communic... | - |
Korea South
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- | Korea South (HQ) | 2018 | Cyber Security, IT +2 | - |
1
Low
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7
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842 (-100%) | 1 year ago | Seed | 1 | 4.0B | 43 | 6 months ago | |
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SecuLetter | - | Provides the proactive protection against the advanced and unknown cyber threats... | SecuLetter is an Advanced File-based (Non-PE) Malware Analysis Expert which prov... | - |
Korea South
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- | Korea South (HQ) | 2015 | Cyber Security, IT +2 | [email protected] |
1
Low
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16
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243 (-100%) | 5 years ago | Series B | 3 | 14.6M | 732 | 5 months ago | |
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Quad Miners | - | Quad Miners creates the Network Blackbox, a solution that proactively detects an... | Quad Miners provides technology to “predict threats” and “preemptively defend” t... | - |
Korea South
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- | Korea South (HQ) + 3 | 2017 | Cyber Security, Information Technology | [email protected] |
1
Low
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27
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21 (-100%) | 1 year ago | Series B | 4 | 18.3M | 488 | 5 months ago | |
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ATTO-RESEARCH | - | #SDN #NFV #SDDC #DC #Datacenter |
새로운 세상과의 연결, 그 시작을 함께하는 아토리서치입니다. 차세대 네트워크 테크... |
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Korea South
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- | Korea South (HQ) | 2012 | Cyber Security, Information Technology +1 | [email protected] |
1
Low
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45
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2.7K (42%) | 1 year ago | Series Unknown | 2 | 10.0B | 146 | 4 months ago | |
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Hopae | - | Building reusable digital identity services. | Hopae is the digital identity technology provider that organizations use to tran... | - |
Korea South
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- | Korea South (HQ) | 2022 | Analytics, Cyber Security +1 | [email protected] |
1
Low
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16
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1.8K | 1 year ago | Pre Seed | 5 | 1.1M | 547 | 5 months ago | |
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수호아이오 (SOOHO.IO) | - | 수호는 모두가 경험할 수 있는 블록체인 생태계를 만듭니다. 가본 적 없는 곳에서 가... | 수호는 자동화된 스마트 컨트랙트 보안 서비스 회사로 시작하여 디파이, 브릿지와 같... | - |
Korea South
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- | Korea South (HQ) | 2019 | Blockchain, Cloud Infrastructure +3 | [email protected] |
1
Low
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28
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352 | 2 years ago | Series A | 5 | 13.5M | 402 | 6 months ago | |
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AUTOCRYPT | - | Securing connected, autonomous mobility | Began in 2007 as the automotive security division of Penta Security Systems Inc.... | - |
Korea South
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- | Korea South (HQ) + 4 | 2019 | Cyber Security, Privacy and Security +2 | [email protected] |
1
Low
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168
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25.0K (-30%) | 3 years ago | Series B | 3 | 40.7M | 2656 | 5 months ago | |
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센스톤 SSenStone | - | Enable Innovation. Empower Your Enterprise. We are Agile Authentication. SSenSto... |
Enable Innovation. Empower Your Enterprise. We are Agile Authentication. SSenSto... |
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Korea South
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- | Korea South (HQ) | 2015 | Cyber Security, Fintech | [email protected] |
1
Low
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14
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6.3K (-51%) | 2 years ago | Series B | 5 | 5.0B | 156 | 5 months ago | |
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Colligence Inc. | - | Connect all digital values | We are currently preparing the community where information on the blockchain pro... | - |
Korea South
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- | Korea South (HQ) | 2018 | Cyber Security, Information Technology | [email protected] |
1
Low
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3
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1.0K (114%) | 4 years ago | Seed | 1 | 800.0M | 16 | 5 years ago | |
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S2W Inc. | - | S2W is an AI data intelligence company that provides AI, CTI, and big data platf... | S2W is an AI data intelligence company specialized in generative AI, cyber threa... | - |
Korea South
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- | Korea South (HQ) + 1 | 2018 | Analytics, Big Data +3 | [email protected] |
1
Low
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64
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3.8K (-39%) | 3 years ago | Series B | 3 | 12.0B | 1075 | 1 year ago | |
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Logpresso | - | - | Automate your security and IT operations. | - |
Korea South
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- | Korea South (HQ) | 2013 | Analytics, Cyber Security | [email protected] |
1
Low
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33
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11.1K (13%) | 2 years ago | Series A | 2 | 5.5M | 141 | 5 months ago | |
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NORMA Inc. | - | - | Norma Inc., established in 2011, is a leader in the wireless network & IoT secur... | - |
Korea South
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- | Korea South (HQ) | 2011 | Cyber Security, IT | [email protected] |
1
Low
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9
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2.9K (164%) | 3 years ago | Series C | 3 | 16.3B | 107 | 5 Ra2 J1Z | |
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Treasure Hunter Co., Ltd | - | - | Treasure Hunter as a “Next Media” business is pioneering the Asian mobile video... | - |
Korea South
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- | Korea South (HQ) + 1 | 2015 | Cyber Security, Media | - |
1
Low
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17
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3.8K (-47%) | 3 years ago | Series Unknown | 6 | 25.7B | 84888 | 1 rr1 lwv | |
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Cremit | - | Like Hubbles unveils the stars, Cremit unveils hidden credential. |
Like Hubbles unveils the stars, Cremit unveils hidden credential. |
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Korea South
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- | Korea South (HQ) | 2023 | Cyber Security, SaaS | [email protected] |
1
Low
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4
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12917 | - | Seed | - | - | 71 | 5 months ago | |
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GurumNetworks, Inc. | - | Looking for the best connectivity framework technology? |
Our robust, secure, and real-time Date Distribution Service protocol software h... |
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Korea South
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- | Korea South (HQ) | 2014 | Cyber Security, Data Analytics | [email protected] |
1
Low
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5
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13238 | - | Non Equity Assistance | - | - | 58480 | 2 s23 9LR | |
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Securelink Global | - | Ransome Keeper / Safe Prvacy keeper / One Power / OnePass |
■ Smart Office 재택근무 보안 · 모니터링 · 관리 솔루션 ■ RansomKeeper 랜섬웨어 차... |
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Korea South
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- | Korea South (HQ) | 2016 | Cyber Security, Privacy and Security | - |
1
Low
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5
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2.3K | 1 year ago | Seed | 1 | Unknown | 31 | 6 months ago | |
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RALFKAIROS | - | Cybersecurity, audit, forensic, project management & training | Client-service firm based in Seoul specialized in audit and consulting activitie... | - |
Korea South
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- | Korea South (HQ) | 2015 | Cyber Security, Privacy and Security | - |
1
Low
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3
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7393 | - | Non Equity Assistance | - | - | 2766 | 6 months ago | |
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INKA Entworks Inc. | - | A pioneer in the field of Digital Rights Management and Mobile Application Secur... | INKA Entworks is inventor of DRM interoperability, DRM technologies- Playready,... | - |
Korea South
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- | Korea South (HQ) + 1 | 2000 | Cyber Security, Information Technology | [email protected] |
1
Low
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65
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84 (-63%) | - | - | - | - | 1982 | 5 months ago | |
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ESCARE | - | Building an easy, comfortable, and secure security workspaces with ESCARE, It’s... | Over 350 Major companies in Korea are protected by ESCARE and innovating with be... | - |
Korea South
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- | Korea South (HQ) | 2012 | Cyber Security | - |
1
Low
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17
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549 | - | - | - | - | 139 | 1 year ago | |
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이글루코퍼레이션 (IGLOO C... | - | Generative AI and XDIR: a Journey to Stronger Security | 이글루코퍼레이션은 1999년 창립 이래, 조직의 업무 환경 및 업무 수행 방식의 혁신을... | - |
Korea South
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- | Korea South (HQ) | 1999 | Cloud Infrastructure, Cyber Security +1 | [email protected] |
1
Low
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195
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109.6K (69%) | - | - | - | - | 1008 | 6 months ago | |
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Raon 라온 | - | make IT fun and secure, RAON IT 보안·인증 플랫폼 기업, 라온입니다. 라온은 여러분... | The name 'Raon' means, as it implies, our goal is to create a joyful and safe IT... | - |
Korea South
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- | Korea South (HQ) | 2012 | Cyber Security, Internet +1 | - |
1
Low
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109
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45.5K (-15%) | - | - | - | - | 318 | 1 year ago | |
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NPCore, Inc. | - | Specialist in APT & Ransomware Solution | NPCore is a cybersecurity company that specializes in Advanced Persistent Threat... | - |
Korea South
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- | Korea South (HQ) + 2 | 2008 | Consumer Electronics, Cyber Security +3 | [email protected] |
1
Low
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19
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1.8K | - | - | - | - | 996 | 5 months ago | |
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VWAY | - | Enhanced Traceability, Functional Safety and Risk/Hazard Analysis – try our DevS... | VWAY provides software tools for teams of all sizes, increasing their productivi... | - |
Korea South
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- | Korea South (HQ) | 2015 | Cyber Security, Information Technology | [email protected] |
1
Low
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19
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483 | - | - | - | - | 136 | 9 months ago | |
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CYTUR Inc. | - | Maritime cyber security company. We are making ship cyber security platform(Cybe... | Maritime cyber security company in Korea. We are making ship's cyber security pl... | - |
Korea South
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- | Korea South (HQ) | 2016 | Cyber Security, Information Technology | - |
1
Low
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10
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13 (-100%) | - | - | - | - | 43 | 5 months ago | |
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Softcamp Co., Ltd. | - | The Inspirations for cyber-security | Softcamp, IT security solution company founded in 1999, assists enterprise clien... | - |
Korea South
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- | Korea South (HQ) | 1999 | Cyber Security, Information Technology +1 | [email protected] |
1
Low
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29
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77 (-100%) | - | - | - | - | 63 | 9 Wqn mL0 | |
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-logo.jpg "마크애니 (MarkAny)"){kind=logo}
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마크애니 (MarkAny) | - | Innovation in Technology - Creator of Secure Digital Society for Business and In... | MarkAny is the world-class leader in DRM and watermarking technology, with more... | - |
Korea South
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- | Korea South (HQ) | 1999 | Cyber Security, Information Technology | [email protected] |
1
Low
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125
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29.6K | - | - | - | - | 394 | 5 months ago | |
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SOOSAN INT | - | - |
◈ About Company ◈ SOOSAN INT is a global information security solution provider... |
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Korea South
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- | Korea South (HQ) + 1 | 1998 | Cyber Security, Information Technology +1 | [email protected] |
1
Low
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32
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155.9K | - | - | - | - | 193 | 6 9Rp gfE | |
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Orange Security | - | Maritime Cyber-security Total Managed Service | We are specialized in cyber security consulting and consist of top experts in ea... | - |
Korea South
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- | Korea South (HQ) | 2016 | Cyber Security, Information Technology +2 | [email protected] |
1
Low
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9
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43284 | - | - | - | - | 49 | 1 year ago | |
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COONTEC | - | COONTEC specializes in embedded virtualization development, data science, and IT... | COONTEC provides security solutions and consulting to respond to evolving cybers... | - |
Korea South
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- | Korea South (HQ) + 2 | 2016 | Computing, Cyber Security +2 | - |
1
Low
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17
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84676 | - | - | - | - | 68 | 1 year ago | |
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아라드네트웍스 ARAD Netwo... | - | #iot #iotsecurity #smarthome #smarthomesecuriy #smartcity #smartcitysecurity | 아라드네트웍스는 2012년에 설립된 IoT 보안 전문기업입니다. 언제, 어디서든 안전하... | - |
Korea South
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- | Korea South (HQ) + 1 | 2012 | Cyber Security, Hardware | [email protected] |
1
Low
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11
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7.6K | - | - | - | - | 51 | 6 Iip AoK | |
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Joe Black Security | - | - | The bad guys are getting smarter and more and more money is being poured into il... | - |
Korea South
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- | Korea South (HQ) | 2017 | Analytics, Cyber Security +1 | [email protected] |
1
Low
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3
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44691 | - | - | - | - | 34 | 8 yoR TuR |