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Top Cybersecurity Consulting Companies in South Korea

Ratings Updated: May 10, 2026

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Foresite Cybersecurity

4.9 30 reviews
Premier Verified

Undisclosed

Undisclosed

50 - 249

Serves South Korea

Services provided

50% Cybersecurity

30% Compliance Consulting

10% Cloud Consulting & SI +1 service

10% IT Managed Services

Foresite Cybersecurity is a managed cybersecurity company specializing in information security, network security, and vulnerability assessments. They have been praised for their customer-focused approach, competitive pricing, and knowledgeable staff. Approximately 90% of reviewers highlighted their effective project management and timely communication, while 80% mentioned their skilled team and excellent value for cost.

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Reviews mention Puts the customer first
Foresite Cybersecurity consistently prioritizes customer needs, as evidenced by feedback from a healthcare IT Engineer who noted the company's technical staff as 'very customer-oriented and knowledgeable.' The project management was executed effectively, with tasks completed on time and a secure network established. The client expressed satisfaction with Foresite's responsiveness, indicating no areas for improvement. Overall, the sentiment reflects a strong commitment to client service.

Firewall & Network Security Maintenance for Mental Health Co

5.0 Feb 21, 2024

The technical staff I work with are very customer-oriented and knowledgeable. This demonstrates their commitment to addressing client needs and ensuring satisfaction.
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25 of 26 Cybersecurity reviews are 5 stars

1 new review for Cybersecurity in past 6 months

$50,000 – $199,999 avg. project cost

Cybersecurity PROJECT HIGHLIGHT

Cybersecurity for Healthcare Company
5.0 — Foresite has performed a NIST 500-83 Rev 5 compliance assessment for a healthcare company. They also work with the client to establish cybersecurity policies and procedures to meet the NIST Read more
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Industry Experience

Foresite Cybersecurity has demonstrated significant expertise across various industries, including Education, Financial Services, Healthcare, Consulting, and Manufacturing. Clients commend their responsiveness, technical proficiency, and value for cost. In Education, they excel in managed security services, while in Healthcare, their penetration testing and compliance solutions are highly valued. Financial Services clients appreciate their comprehensive security assessments, and Manufacturing firms benefit from their incident recovery and ongoing support. Overall, Foresite's strengths lie in cybersecurity management and tailored solutions, making them a suitable partner for organizations seeking robust security measures.
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Education Financial services Consulting Engineering Manufacturing Retail Restaurants Hospitality & leisure Information technology Construction Government GPS, Navigation & GIS Healthcare

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United States (22) England (5)

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Winged IT

4.9 17 reviews
Premier Verified

$1,000+

$25 - $49 / hr

50 - 249

Serves South Korea

Services provided

10% Cybersecurity

40% IT Staff Augmentation

40% Recruiting +1 service

10% HR Consulting

Winged IT is a cybersecurity company offering specialized services such as incident response, security architecture, and penetration testing. Their expertise has been praised by clients for enhancing security postures and accelerating response times. With 100% positive feedback, clients highlight their seamless integration and global delivery capabilities, though some suggest expanding their team beyond the current 10 members for greater capacity.

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2 of 2 Cybersecurity reviews are 5 stars

2 new reviews for Cybersecurity in past 6 months

Less than $10,000 avg. project cost

Cybersecurity PROJECT HIGHLIGHT

Cybersecurity Services for Cybersecurity Firm
5.0 — Winged IT provides ongoing cybersecurity services for a cybersecurity firm. The team supports the client by strengthening security architecture, responding to incidents, and managing access Read more
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Industry Experience

Winged IT has demonstrated expertise across various industries, including IT Services, Information Technology, Advertising & Marketing, and Financial Services. Clients praised their responsiveness, professionalism, and ability to deliver high-quality candidates tailored to specific project needs. Overall, the sentiment is highly positive, particularly regarding their strength in cybersecurity and staff augmentation. Potential clients in these sectors can expect reliable partnership, swift delivery, and a solid understanding of technical requirements.
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Information technology Advertising & marketing Software IT Services Financial services

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Average Project Cost Breakdown

Less than $10,000 (3) $10,000 to $49,000 (3) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently praised Winged IT for delivering good value for cost, with many highlighting that their pricing fit within budget constraints. For example, the COO of Redpoint Cyber mentioned that Winged IT’s pricing was aligned with their budget and offered good value. Similarly, the CEO of Refracted Security noted that Winged IT provided strong candidates quickly without compromising on quality, reinforcing positive sentiments about cost-effectiveness across multiple reviews.
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Poland (4) Switzerland (2) United States (2) Belgium (1) Finland (1) Germany (1) Israel (1) Italy (1) Malta (1) Sweden (1)

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TPx Communications

4.3 72 reviews
Verified

$1,000+

$100 - $149 / hr

250 - 999

Serves South Korea

Services provided

40% Cybersecurity

50% IT Managed Services

10% Unified Communications Consulting & SI

TPx Communications is a comprehensive managed cybersecurity and IT security provider, offering services such as network security, data protection, and cyber defense. The company is highly commended for its professionalism and responsiveness, with 100% of reviewers mentioning the effectiveness of their security measures and customer service. Clients consistently praise TPx for their affordability and the substantial improvements in cybersecurity awareness and threat prevention.

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6 of 7 Cybersecurity reviews are 5 stars

2 new reviews for Cybersecurity in past 6 months

Less than $10,000 avg. project cost

Cybersecurity PROJECT HIGHLIGHT

Cybersecurity & IT Managed Services for Water Filtration Co
5.0 — TPx Communications provides cybersecurity services for a water filtration company. The team has also provided technical support and vendor management and implemented a phone system. Read more
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Industry Experience

TPx Communications has garnered positive feedback across various industries, notably in Home Services, Food & Beverages, Healthcare, Non-profit, and Manufacturing. Clients commend TPx for its expertise in cybersecurity, network management, and VoIP systems, highlighting their responsiveness, cost-effectiveness, and comprehensive support. The overall sentiment reflects trust and satisfaction, particularly in enhancing communication systems and operational efficiency. Organizations in need of trusted IT solutions and dedicated support would find TPx a fitting partner.
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Home Services Food & Beverages Medical Non-profit Nonprofit Manufacturing Healthcare Transportation Government Retail Utilities Education Software Construction Real estate Other Industry Financial services Telecommunications Legal Business services Research Consumer Products Arts, entertainment & music IT Services Restaurants Energy & natural resources Agriculture Advertising & marketing

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Average Project Cost Breakdown

Less than $10,000 (21) $10,000 to $49,000 (12) $50,000 to $199,999 (4) $1,000,000 to $9,999,999 (2) $200,000 to $999,999 (1)

What Clients Have Said
Clients consistently commend TPx Communications for their competitive pricing and overall value for money. Feedback highlights that their services fit within budget constraints while delivering effective solutions; for example, one client noted significant savings from their commercial phone systems. However, some reviews indicate that the quality of service can vary, with a few clients expressing dissatisfaction regarding project management and timely delivery. Overall, the sentiment reflects a positive perception of TPx's cost-effectiveness and commitment to client needs.
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United States (61) Canada (1)

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Netkiller Inc.

4.8 6 reviews

$50,000+

$300+ / hr

10 - 49

Seoul, South Korea

Services provided

45% Cybersecurity

25% Application Management & Support

15% Cloud Consulting & SI +2 services

10% Generative AI

5% Custom Software Development

Netkiller Inc. is a cloud service and Google Workspace solutions provider that excels in platform transitions, managed email hosting, and enterprise-level Google Suite support. Reviewers consistently praise their responsiveness, effective project management, and customer-focused approach, with nearly 100% expressing satisfaction in these areas. Clients find their services cost-effective and efficient, with no significant areas for improvement noted.

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Reviews mention Accessible
Clients have consistently praised Netkiller Inc. for their accessibility, highlighting their prompt communication and responsiveness. One client noted, 'They’ve been very accessible, which is the most important thing for us,' emphasizing their reliability in maintaining contact during projects. Overall, the sentiment regarding accessibility is highly positive, with clients expressing satisfaction in the ease of reaching out and receiving support from the team.

Google Migration for Government Organization

5.0 Dec 20, 2021

They’ve been very accessible, which is the most important thing for us. They’re also great at returning calls and staying in touch with us in terms of our Google projects — I have no complaints, and they do exactly what I need from them.
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Industry Experience

Netkiller Inc. has demonstrated expertise primarily in the Government, Education, and Manufacturing sectors. In Government, feedback highlights their responsive service and successful cloud transitions. In Education, clients commend their smooth conversion processes and project management. Manufacturing clients appreciate their prompt support and cost-effective solutions. Overall, sentiment across these industries is highly positive, emphasizing Netkiller's strengths in accessibility, effective communication, and tailored service delivery, making them a suitable partner for organizations seeking reliable cloud solutions.
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Government Education Manufacturing

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Average Project Cost Breakdown

$10,000 to $49,000 (4) Less than $10,000 (1)

What Clients Have Said
Clients consistently highlight Netkiller Inc.'s competitive pricing and strong value for money. One review noted that their services were 'extremely good' and provided 'excellent service and quick quotes.' Another client mentioned significant cost savings compared to acquiring Google services independently. Overall, feedback reflects a high level of satisfaction with their responsiveness and ability to meet project needs without overselling, reinforcing a positive sentiment regarding the company's cost-effectiveness.
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Seoul, South Korea

343, Samil-daero, Jung-gu, Daishin Finance Center 8Fl.,
Seoul, South Korea 04538
16 - 20

82-2-2052-0453

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Kairos

3.5 1 review

$1,000+

$150 - $199 / hr

2 - 9

Seoul, South Korea

Services provided

20% Cybersecurity

20% Other IT Consulting and SI

20% Web Development +4 services

10% Cloud Consulting & SI

10% E-Commerce Development

10% IT Managed Services

10% IT Strategy Consulting

Kairos is a web development company specializing in e-commerce platforms and IT support, with expertise in technical security and marketing training. The feedback highlights their strong project management and documentation skills, with 80% of the review emphasizing their knowledgeable guidance. However, 20% of the feedback notes challenges related to scope management and communication about additional services.

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Industry Experience

Kairos has demonstrated expertise primarily in the Consumer Products sector, particularly in e-commerce platform development. Clients commend their strong project management, technical security knowledge, and detailed documentation. Feedback highlights Kairos's effectiveness in migrating and upgrading online platforms, though some clients note challenges with flexibility regarding project scope changes. Overall, they are well-suited for startups seeking robust digital solutions and ongoing IT support in the consumer products industry.
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Consumer Products

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Average Project Cost Breakdown

Less than $10,000 (1)

What Clients Have Said
Clients generally perceive Kairos as providing good value for money, with one client noting an investment of $4,500 for comprehensive e-commerce development and ongoing support. The expertise and thorough documentation offered by the team were highlighted positively. However, some clients expressed concerns regarding the rigidity in accommodating additional requests outside the initial scope, suggesting a need for clearer communication and expectations regarding project specifications.
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What are Featured Providers?
Net at Work LLC

4.8 9 reviews
Premier Verified

$5,000+

$100 - $149 / hr

250 - 999

Serves South Korea

Services provided

35% Cybersecurity

65% IT Managed Services

Net at Work LLC is a company specializing in IT security services, including network security and managed cybersecurity solutions. Feedback from clients indicates high satisfaction, with 100% of reviewers noting timely delivery and expertise across various IT sectors. Their ability to provide comprehensive support and communication is particularly highlighted, with no significant areas for improvement reported by clients.

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Reviews mention Timely
Clients consistently commend Net at Work LLC for their timely project execution and responsiveness. One client noted that all requests were delivered on or ahead of schedule, with deadlines consistently met. Another highlighted their punctuality with major projects, expressing satisfaction with their performance. Overall, the sentiment regarding timeliness is overwhelmingly positive, indicating that the company effectively manages deadlines and client expectations.

IT Support for Railroad Supply & Contacting Company

5.0 Jan 28, 2026

All request have been on or ahead of time. All deadlines were meet everytime.
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IT, Cloud & ERP Services for Building Components Company

4.5 Jan 23, 2026

We’re very happy with their performance, and they’re very timely with major projects. However, Net at Work LLC has many sub-entities, and each operates slightly differently. We’re very intertwined in their ecosystem.
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2 of 3 Cybersecurity reviews are 5 stars

3 new reviews for Cybersecurity in past 6 months

$50,000 – $199,999 avg. project cost

Cybersecurity PROJECT HIGHLIGHT

IT Managed Services for Radio Broadcasting Company
5.0 — Net at Work LLC migrates a radio broadcasting company's on-premise IT to the cloud. They have created a help desk and installed cybersecurity standards and practices. Read more
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Industry Experience

Net at Work LLC has demonstrated expertise across various industries including Manufacturing, Food & Beverage, and Other industries. Clients commend their IT support, project management, and ERP consulting services, highlighting strengths in SAGE Accounting and comprehensive managed services. Sentiment is overwhelmingly positive, noting timely delivery and technical knowledge. Industries such as Manufacturing benefit from robust managed services, while Food & Beverage clients appreciate network security and system integration. Overall, Net at Work LLC is well-suited for companies seeking reliable IT and ERP solutions.
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Consumer Products Transportation Food & Beverage Manufacturing Other industries

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More responsive than most other service providers

Net at Work LLC is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

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Datalink Networks Inc.

5.0 3 reviews
Premier Verified

$5,000+

$200 - $300 / hr

10 - 49

Serves South Korea

Services provided

20% Cybersecurity

20% Cloud Consulting & SI

20% IT Managed Services +2 services

20% IT Strategy Consulting

20% Unified Communications Consulting & SI

Datalink Networks Inc. is a cybersecurity company specializing in solutions like Information Security and IT Security, notably implementing Barracuda services. They received 100% positive feedback for their quick problem-solving abilities and exemplary customer service, impressing clients with their ability to swiftly address and resolve complex issues, even in challenging environments.

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Reviews mention Exceptional performance
Clients have expressed exceptional satisfaction with Datalink Networks Inc., highlighting their proactive problem-solving abilities and impressive responsiveness. One client noted their 'doggedly' effective approach to resolving interface issues, ensuring a smoothly functioning Barracuda email service. Another praised their 'headspinningly fast, competent service' and their dedication to making clients feel prioritized. Overall, the sentiment reflects a high level of trust and appreciation for the company's capabilities and commitment to client success.

Barracuda Setup for Nonprofit Professional Association

5.0 Nov 5, 2025

They doggedly solved interface issues and politely worked with our non-techie staffer to bring about a smoothly functioning implementation of Barracuda email service protection of all our user accounts. They made us feel like the #1 client for those days as they resolved all issues. Willingness to quickly find solutions to every unexpected difficulty ... of which there were many. Including difficulty communicating with all the disparate parties involved. They proved they could anticipate causes of implementation difficulties and had solutions in minutes. Headspinningly fast, competent service.
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1 of 1 Cybersecurity reviews are 5 stars

1 new review for Cybersecurity in past 6 months

Less than $10,000 avg. project cost

Cybersecurity PROJECT HIGHLIGHT

Barracuda Setup for Nonprofit Professional Association
5.0 — Datalink Networks Inc. set up Barracuda Email Protection for a nonprofit professional association. They guided the client in selecting a suitable Barracuda service for their needs and implemented Read more
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Industry Experience

Datalink Networks Inc. has received positive feedback across various industries, including nonprofit (U.S. Intelligence Community), healthcare (Orthopedic Clinic), and food & beverage (seafood distribution). Clients praised their proactive problem-solving, rapid response times, and high availability in supporting IT infrastructure enhancements. The overall sentiment reflects strong expertise in delivering secure and resilient IT solutions, making them a suitable partner for businesses seeking reliable IT support in these industries.
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Nonprofit Food & Beverage

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Average Project Cost Breakdown

Less than $10,000 (1) $50,000 to $199,999 (1)

What Clients Have Said
Clients generally perceive Datalink Networks Inc. as offering excellent value for money, highlighting their responsiveness and problem-solving capabilities. One client noted their 'headspinningly fast, competent service' during a complex implementation, while another emphasized the immediate effectiveness of their infrastructure upgrades. Overall, feedback reflects satisfaction with the cost relative to the exceptional service provided, with no significant areas for improvement mentioned.
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Wendego IT Solutions

5.0 16 reviews
Verified

$1,000+

$200 - $300 / hr

2 - 9

Serves South Korea

Services provided

30% Cybersecurity

40% IT Managed Services

15% Cloud Consulting & SI +1 service

15% IT Strategy Consulting

Wendego IT Solutions is a comprehensive IT security and management company specializing in managed cybersecurity, information security, and network security services. They are consistently praised for their proactive approach and responsiveness, with approximately 100% positive feedback noting their effective project management and rapid response times. Their ability to maintain high system uptimes and deliver tailored IT solutions makes them a trusted partner across various industries.

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1 of 1 reviews is 5 stars

1 new review for Cybersecurity services

Unknown avg. project cost

Reviewed 1 time in the past 6 months
In the past six months, Wendego IT Solutions has received positive feedback for their proactive IT management and security services. Clients, such as the Director of Technology at Pioneer Healthcare Services, praised their organized project management, timely delivery, and effective communication. Notably, they maintained over 99% uptime and achieved HIPAA compliance. Overall sentiment reflects satisfaction with Wendego's reliability and strategic guidance, reinforcing their position as a trusted IT partner.
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Industry Experience

Wendego IT Solutions has demonstrated substantial expertise across various industries, including life sciences, manufacturing, healthcare, financial services, legal, and telecommunications. Clients appreciate their proactive IT management, cybersecurity training, and customer service, often highlighting impressive uptime and reduced operational disruptions. Sentiment across industries is overwhelmingly positive, indicating Wendego's strength in optimizing IT infrastructure and enhancing security measures, making them a strong fit for organizations seeking reliable and comprehensive IT support.
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Chemicals & Biotechnology Manufacturing Healthcare Advertising & marketing Environmental Services Financial services Legal Design Consumer Products Telecommunications Medical Software

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Average Project Cost Breakdown

$10,000 to $49,000 (5) Less than $10,000 (2) $50,000 to $199,999 (1)

What Clients Have Said
Clients consistently express satisfaction with Wendego IT Solutions' cost structure and value for money. A Genesee Scientific executive noted that their pricing fit within budget while providing great value. Similarly, Wildcat Discovery Technologies emphasized the company's good value for cost, despite the office administrator not knowing specific costs. The flat monthly rate model was highlighted by a client as a cost-effective approach, ensuring no surprise charges while maintaining high service quality.
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More responsive than most other service providers

Wendego IT Solutions is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Cloudbric

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Seoul, South Korea

Services provided

50% Cybersecurity

50% IT Managed Services

Cloudbric, a Cybersecurity and IT managed services company, is located in Seoul, South Korea. They specialize in Cybersecurity and IT managed services.
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AhnLab

Not yet reviewed

$5,000+

$150 - $199 / hr

250 - 999

Seongnam-si, South Korea

Services provided

70% Cybersecurity

30% IT Strategy Consulting

AhnLab, a Cybersecurity company, was established in 1995. The company specializes in Cybersecurity and IT strategy consulting.
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KINX

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Seoul, South Korea

Services provided

30% Cybersecurity

70% Cloud Consulting & SI

Established in 2000, KINX, a small cloud consulting & SI company, is based in Seoul, South Korea. Their services include cloud consulting & SI and Cybersecurity.
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Stackgenie

5.0 8 reviews

$5,000+

$50 - $99 / hr

50 - 249

Busan, South Korea

Services provided

15% Cybersecurity

35% Cloud Consulting & SI

30% DevOps Managed Services +1 service

20% Generative AI

Stackgenie is a Managed Cybersecurity and Information Security firm known for its adept handling of complex IT Security challenges, including Kubernetes virtualization. They are praised for their collaborative approach, quick problem-solving, and excellent customer service, as highlighted by 100% positive feedback from reviewers. Their services come highly recommended for projects requiring efficient solutions within tight deadlines and budgets.

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1 of 1 Cybersecurity reviews are 5 stars

1 new review for Cybersecurity in past 6 months

Unknown avg. project cost

Cybersecurity PROJECT HIGHLIGHT

Troubleshooting & Consulting Services for Technology Company
5.0 — Stackgenie provides troubleshooting and consulting services for a technology company. The team’s main task is to resolve in-depth Kubernetes virtualization issues for the client’s third-party Read more
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Industry Experience

Stackgenie has demonstrated strong expertise in the Software, eCommerce, IT Services, and Logistics & Supply Chain industries. Clients commend their collaborative approach, quick problem-solving skills, and exceptional communication. In Software, they successfully revamped cloud infrastructure, enhancing scalability and security. In eCommerce, they efficiently managed infrastructure, aligning with budget constraints. Their work in IT Services focused on cloud migration and architecture improvements, while in Logistics, they ensured stability and security in cloud solutions. Overall, feedback indicates high satisfaction across all sectors, marking Stackgenie as a reliable partner for technology-driven projects.
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Software eCommerce IT Services Logistics & Supply Chain

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Average Project Cost Breakdown

Less than $10,000 (2) $50,000 to $199,999 (2)

What Clients Have Said
Clients consistently express satisfaction with Stackgenie's cost-effectiveness and value for money. One client noted, "Pricing fit our budget" and highlighted their "good value for cost." Another stated they achieved significant infrastructure improvements while staying "within budget." Overall, the sentiment reflects that Stackgenie provides high-quality services that exceed expectations relative to their pricing, making them a recommended choice for projects requiring budget-conscious solutions.
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United States (3) India (2) United Arab Emirates (1)

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Top Cybersecurity Consulting Companies in South Korea

List of the Top South Korea Cybersecurity Consultants

Reviews mention Puts the customer first

Firewall & Network Security Maintenance for Mental Health Co

Cybersecurity for Healthcare Company

Industry Experience

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Cybersecurity Services for Cybersecurity Firm

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Cybersecurity & IT Managed Services for Water Filtration Co

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Accessible

Google Migration for Government Organization

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Timely

IT Support for Railroad Supply & Contacting Company

IT, Cloud & ERP Services for Building Components Company

IT Managed Services for Radio Broadcasting Company

Industry Experience

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Net at Work LLC is very responsive

Reviews mention Exceptional performance

Barracuda Setup for Nonprofit Professional Association

Barracuda Setup for Nonprofit Professional Association

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviewed 1 time in the past 6 months

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Wendego IT Solutions is very responsive

Troubleshooting & Consulting Services for Technology Company

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

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List of the Top 2 South Korea Cybersecurity Consultants

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