The 10 Best Cyber Security Companies in Dublin - 2025 Reviews

Top Cyber Security Companies in Dublin

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Safeguard your digital assets with Dublin's premier cyber security companies. Our carefully vetted selection showcases industry-leading experts in protecting businesses from evolving online threats. Explore each company's track record and client testimonials to find the perfect match for your security needs. Whether you require network protection, data encryption, or incident response planning, these cyber security services offer cutting-edge solutions tailored to your organization. Seeking the ideal cyber defense partner? Utilize Sortlist to post your specific security requirements, allowing Dublin's top cyber security specialists to reach out with customized proposals designed to fortify your digital infrastructure and ensure peace of mind in today's interconnected world.

All Cyber Security Services in Dublin

  • 5
    (1 review)

    We measure, manage & improve

    We are connecting the dots Practicality at its core. Consisting of specialists from a wide range of industries we ensure that the deliverable from one department is of the highest standard, acting as an input for the next one. An internal quality control at its best. We are Data-Driven Let numbers tell you the truth. All of our decisions and recommendations are based on insights & data obtained from carefully tailored experiments and hypothesis testing.
    1 work in Cyber Security
    Located in Dublin, Ireland
    Budget on request
    Worked in Banking & Financials (+3)
    Speaks English, Danish(+1)
    11-50 members
  • (0 review)
    Mazars is a leading international audit, tax, advisory and consulting firm based in Dublin, Galway and Limerick. Operating as a united partnership, Mazars works as one integrated team, leveraging expertise to deliver exceptional and tailored services in audit, assurance, tax, consulting, financial advisory, corporate finance and financial outsourcing. 
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    SEO means "search engine optimization". SEO is the process of optimizing websites to rank higher on search engines. Clickworks SEO's can help
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Ireland’s leading corporate and business law firm with offices in Dublin, Belfast, London, New York, and San Francisco.
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Giving you a better return from technology and reduced security risk

    Learn how IT Force provide expert IT Support to companies throughout Dublin, Ireland. As a leading IT support provider, IT Force deliver flexible, cost effective IT support solutions to large and small Dublin organisation.
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    The people who power your possible.

    We’re Ekco: The people who power your possible One of Europe’s leading security-first managed cloud providers. With a network of infrastructure and security specialists across Europe, we’ve perfected our approach to supporting digital transformation. When you have friendly, experienced cloud and security specialists by your side and solutions that just work, you can take your business to the next level. Every risk is considered. Every deadline is met. Massive gains are delivered. That’s what we’re here to do. We power your possible!
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    Allen Recruitment - Working For You

    International recruitment agency in Ireland. Allen Recruitment offers permanent, temporary contracts with multinationals & local companies.
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • 4.8
    (10 reviews)

    Take the software path to your digital future

    Recommended
    Top awarded
    Andersen is a leading software development company with a strong focus on technology-intensive industries. Since its founding in 2007, the company has opened 16+ development centers in the USA and Western Europe. For over 16 years we have been helping enterprises around the world to transform business by creating effective digital solutions with the use of innovative technologies. Andersen has completed over 1000 projects in each industry and received hundreds of positive reviews from customers. Today, the company is working on over 250 global projects. Andersen has a rich front-end, back-end, and mobile stack. 90% of recurring customers mention that Andersen's advantages are fast delivery, ongoing support, and accessible prices. Most of our developers have 10+ years of experience and have successfully delivered many projects. 3500+ qualified experts are ready to implement your idea into the real world. 2024 is going to be a year of digital transformation for all industries. Stay on top of your performance with our IT talent!
    4 works in Cyber Security
    Located in Greater London, United Kingdom (+8)
    From €10,000 for Cyber Security
    Worked in Hospitals & Healthcare (+24)
    Speaks English, Arabic(+2)
    1001-5000 members
  • (0 review)

    We Solve Business Disrupting Security & Networking Pain

    End-to-end unified business communication services and digital connectivity solutions. DigitalWell enable efficiency, productivity and growth with technology.
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    Budget on request
    Works in multiple industries
    Speaks English
    51-200 members
  • (0 review)
    Website Design Dublin and Donegal with WordPress Website Support plus Search Engine Optimisation for Financial, Legal, and Construction Firms
    Looking for work in Cyber Security
    Located in Dublin, Ireland
    From €1,000 for Cyber Security
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)

    The gold standard in security, load testing, and software development

    Cyrex is a native cyber security company that specializes in Penetration Testing (security), Load Testing (performance/scalability), and Software Development. Founded in 2015, Cyrex has used its unique blend of technical expertise and creative thinking to constantly break the boundaries of both cybersecurity and software development within the online gaming, blockchain, and SaaS industries. We have successfully helped partners such as Bethesda, Immutable, BNP Paribas Fortis, ... to secure, scale, and or build software & games. With over 50 security and software engineers, we are convinced that we could bring great value to your team. Do not hesitate to reach out to discuss your next project!
    1 work in Cyber Security
    Located in Ghent, Belgium
    Budget on request
    Worked in Banking & Financials (+4)
    Speaks English, Dutch, Belgium(+2)
    51-200 members
  • (0 review)
    Looking for work in Cyber Security
    Located in County Dublin, Ireland
    From €5,000 for Cyber Security
    Works in multiple industries
    Speaks English
    11-50 members
  • Rogers Solicitors is a Dublin Solicitor offering legal aid for GDPR and data protection, personal injury cases, accident claims, and more.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Looking for Managed IT services in Dublin? Come to Leacam Technology Consulting. We offer comprehensive IT services in Ireland for small & mid-sized companies.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    At VISO, We simplify cybersecurity. We are passionate about integrity and your security and as your dedicated and trusted partner, we will provide you with a roadmap to excellence in cybersecurity standards, safeguarding your organisation and your reputation.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Ward Solutions offers a wide range of IT security services including application, infrastructure, web, mobile and cloud testing.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Optimise your business with our expert IT solutions. Landmark is one of Ireland’s leading IT outsourcing and Cloud Service Providers and many more services.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • (0 review)
    Sherwin O'Riordan Solicitors LLP Dublin are an award-winning law firm that provides expert legal solutions for individuals & businesses.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Hayes solicitors LLP a Dublin-based Law firm provides a comprehensive range of legal services to international and domestic corporate and private clients. We have developed particular expertise in medical defence litigation, commercial law, libel and employment law.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
  • Maples Group leading international law firm, advising on the laws of the British Virgin Islands, the Cayman Islands, Ireland, Jersey and Luxembourg and market leading global fund administration and fiduciary services.
    Looking for work in Cyber Security
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members
12

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Customer reviews about Cyber Security Companies in Dublin

John O'ReillyFinance | Dublin, IE

I recently worked with a Cyber Security Company in Dublin to enhance our company's data protection systems. Their team's expertise and attention to detail were outstanding. They not only improved our security measures but also trained our staff, which was an added benefit. Highly recommend their comprehensive cyber secuirty services for any business looking to secure their operations.

David McQuinnRetail | Dublin, IE

This Cyber Security Company in Dublin has been instrumental in shaping our cybersecurity protocols. Their diligent audits and the implementation of cutting-edge technologies have greatly bolstered our defenses. Their ongoing support and expertise make them a top-notch security partner.

Emily WalshTechnology | Dublin, IE

As a tech startup, we were looking for robust security solutions and this Dublin-based Cyber Security Service provided just that. Their proactive approach helped us mitigate potential threats and secured our digital assets effectively. Their tailor-made solutions were perfect for our specific needs.

Insights from Dublin's Cyber Security Scene

Dublin’s Award-Winning Cyber Security Landscape

Dublin, a burgeoning hub for technology and innovation, has recently seen its cyber security agencies garner prestigious accolades. The achievements highlight the city's commitment to excellence in protecting digital infrastructures. Several local agencies have been recognized for their innovative approaches and effective solutions in cyber security, underscoring Dublin's stature on the global stage.

Notable Client Engagements

Dublin’s cyber security firms have a track record of successfully collaborating with leading global companies across various industries. These agencies have managed comprehensive security solutions for sectors such as finance, healthcare, and e-commerce, which demonstrates their capability to adapt and meet diverse client requirements. Their collaboration with major international clients not only showcases their expertise but also their ability to navigate complex security landscapes effectively.

Strategic Budgeting for Cyber Security

Investing in cyber security is crucial yet can be daunting due to the perceived high costs. However, Dublin's cyber security providers offer flexible solutions tailored to different budget sizes, making advanced security accessible for all types of businesses. Here are some budgeting tips:

  • Small and Medium Enterprises (SMEs): SMEs can benefit from customized packages that address critical vulnerabilities without a hefty price tag. Prioritizing fundamental security measures can often preempt costly breaches.
  • Larger Corporations: For corporations with broader assets at risk, investing in comprehensive security audits and advanced threat detection systems is advisable. While these services come at a higher initial cost, they can mitigate more significant losses in the future.

Effective cyber security does not necessarily require an exorbitant outlay. Rather, it necessitates a strategic approach to investing in the right areas based on specific business needs and risk assessments. Dublin's cyber security firms are adept at guiding companies through these choices, ensuring that each client gets the maximum return on their security investments.

Seizing Local Expertise for Global Protection

The growing number of cyber threats makes it essential for businesses to leverage cutting-edge expertise and technologies. Dublin, with its rich legacy of tech innovation and a resilient cyber security infrastructure, offers robust solutions for companies looking to safeguard their digital resources. The city’s agencies stand ready to support both local and international businesses in fortifying their defenses against the evolving landscape of cyber threats.

As a Sortlist local expert based in Dublin, I recommend seeking out our distinguished providers to navigate the complexities of cyber security. With ongoing accolades and the trust of major companies globally, Dublin's expertise is an asset worth investing in for comprehensive cyber resilience.

Karim Saadoune
Written by Karim Saadoune Sortlist Expert in DublinLast updated on the 17-05-2025

Latest Projects Submitted to Cyber Security Services in Dublin

Advanced Threat Detection System for Online RetailerProminent online retail company in Dublin€25,000 - €45,000 | 05-2025A major e-commerce platform is seeking a cybersecurity service provider to implement an advanced threat detection system. The system must ensure real-time identification and mitigation of cybersecurity threats to safeguard customer data and payment information.
Advanced Threat Detection System ImplementationLarge retail chain in Dublin€40,000 - €60,000 | 04-2025A prominent retail chain is seeking a cybersecurity firm to implement an advanced threat detection system. The primary objective is to protect sensitive customer data and enhance overall security against potential breaches.
Advanced Threat Detection Implementation for Online RetailerE-commerce platform headquarters in Dublin€25,000 - €45,000 | 03-2025A major e-commerce platform is seeking a cybersecurity agency to implement advanced threat detection solutions. The agency must demonstrate experience in e-commerce security and protecting customer data from emerging cyber threats.
E-commerce Security Enhancement ProjectE-commerce platform operating in Dublin€25,000 - €50,000 | 10-2024E-commerce company needs a cybersecurity agency to enhance the security of its online platform to ensure safe transactions and protect customer data against emerging cyber threats.
Data Protection Strategy for Healthcare ProviderMajor healthcare provider in Dublin€20,000 - €40,000 | 10-2024A leading healthcare provider seeks a cybersecurity agency to develop a comprehensive data protection strategy to safeguard patient information in compliance with GDPR.

Discover what other have done.

Get inspired by what our companies have done for other companies.

Avalanche Studios Group | Security testing

Avalanche Studios Group | Security testing

Medical Innovation with Robust Data Security

Medical Innovation with Robust Data Security

Secure and Innovative App for Fitness Industry

Secure and Innovative App for Fitness Industry


Frequently Asked Questions.


As Dublin continues to establish itself as a major tech hub, the cyber security landscape is rapidly evolving with emerging technologies. Here are some key innovations shaping the future of cyber security in the city and their implementations:

  1. Artificial Intelligence (AI) and Machine Learning (ML):
    • Dublin-based companies are leveraging AI and ML for advanced threat detection and response.
    • Implementations include predictive analytics to identify potential vulnerabilities and automated incident response systems.
  2. Blockchain Technology:
    • Being utilized for secure, decentralized data storage and authentication.
    • Financial institutions in Dublin's IFSC are exploring blockchain for secure transactions and identity verification.
  3. Internet of Things (IoT) Security:
    • With Dublin's smart city initiatives, IoT security is becoming crucial.
    • Implementation of edge computing and device-level encryption to protect interconnected systems.
  4. Quantum Computing and Cryptography:
    • Research at institutions like Trinity College Dublin is focusing on quantum-resistant encryption methods.
    • Preparation for post-quantum cryptography to safeguard against future quantum-based attacks.
  5. Zero Trust Architecture:
    • Dublin's multinational tech companies are adopting zero trust models.
    • Implementation involves continuous authentication and least-privilege access controls.

These technologies are being implemented through:

  • Collaboration between Dublin's tech companies and local universities for R&D.
  • Government-backed initiatives like the National Cyber Security Centre's strategies.
  • Investments from both local startups and international firms establishing cyber security hubs in Dublin.
  • Integration into existing IT infrastructures of businesses across various sectors.

As cyber threats continue to evolve, Dublin's cyber security landscape is adapting rapidly, with these emerging technologies at the forefront of defense strategies. Companies in the area are not only implementing these technologies but also contributing to their development, solidifying Dublin's position as a key player in the global cyber security arena.



In Dublin's thriving business ecosystem, many companies, from tech startups to established enterprises, often harbor misconceptions about cyber security. As an expert with extensive experience in the field, I've observed several common misunderstandings that can leave businesses vulnerable. Let's explore these misconceptions and clarify the realities:

  1. "We're too small to be a target"

    Many Dublin SMEs believe they're not attractive to cybercriminals. In reality, smaller businesses are often targeted because they typically have weaker security measures. According to a recent survey, 43% of cyber attacks target small businesses.

  2. "Antivirus software is enough protection"

    While antivirus software is essential, it's just one piece of the cyber security puzzle. A comprehensive approach including firewalls, encryption, regular updates, and employee training is crucial for Dublin businesses to stay secure.

  3. "Cyber security is purely an IT issue"

    Cyber security is a business-wide concern. It requires involvement from all departments, from HR to finance, and should be a key part of overall business strategy, especially in Dublin's data-centric business environment.

  4. "Our data isn't valuable to hackers"

    All data has value. Customer information, financial records, and even seemingly mundane business data can be exploited by cybercriminals. In Dublin's GDPR-compliant landscape, data breaches can result in severe financial and reputational damage.

  5. "Cyber attacks are easy to detect"

    Many attacks go undetected for months. In fact, the global average time to identify a breach in 2021 was 212 days. Dublin businesses need robust monitoring and incident response plans to detect and mitigate threats quickly.

  6. "We can't afford advanced cyber security measures"

    The cost of a cyber attack far outweighs the investment in prevention. With Dublin's growing cyber security sector, there are scalable solutions available for businesses of all sizes and budgets.

  7. "Our employees know how to handle cyber threats"

    Human error remains a leading cause of security breaches. Regular, up-to-date training is essential, especially given the evolving nature of threats targeting Dublin's diverse workforce.

Understanding these misconceptions is the first step towards building a robust cyber security posture. Dublin businesses should conduct regular risk assessments, stay informed about the latest threats, and consider partnering with local cyber security experts to ensure they're adequately protected in today's digital landscape.



Measuring the return on investment (ROI) of cyber security efforts is crucial for Dublin-based companies to justify their security spending and ensure resources are allocated effectively. Here are some strategies to effectively measure cyber security ROI:

  1. Quantify Risk Reduction: Use risk assessment tools to calculate the potential financial impact of security breaches before and after implementing security measures. The difference represents your risk reduction value.
  2. Track Incident Metrics: Monitor the number, severity, and cost of security incidents over time. A decrease in these metrics can demonstrate the effectiveness of your security investments.
  3. Measure Compliance Savings: Calculate the costs saved by avoiding non-compliance penalties and fines, which can be substantial under regulations like GDPR.
  4. Assess Productivity Gains: Evaluate how security measures impact employee productivity. For instance, single sign-on solutions can save time and reduce helpdesk tickets.
  5. Calculate Insurance Premium Reductions: Many cyber insurance providers offer lower premiums for companies with robust security measures. Track these savings as part of your ROI.
  6. Evaluate Brand Protection: While harder to quantify, consider the value of maintaining customer trust and avoiding reputational damage from breaches.

To put this into perspective for Dublin companies, consider the following:

Metric Dublin Context
Average Cost of a Data Breach €3.48 million for Irish companies (as of 2021)
GDPR Non-Compliance Fine Up to €20 million or 4% of global turnover
Cybercrime Increase 50% rise in cybercrime reports in Ireland (2020-2021)

By tracking these metrics and comparing them to your cybersecurity investments, Dublin companies can create a comprehensive ROI analysis. Remember, the goal is not just to show cost savings but to demonstrate how cybersecurity contributes to business resilience and growth in Ireland's competitive tech landscape.