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Top Dublin Cybersecurity Companies (32)

Mastercard
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing
We are a global technology company in the payments industry.

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

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Mastercard
Datadog
Artificial Intelligence • Cloud • Security • Software • Cybersecurity
We are building the monitoring and security platform for developers, IT ops teams and business users in the cloud age.

Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve complexity in the cloud age by enabling digital transformation, cloud migration, and infrastructure monitoring of our customers' entire technology stacks. Built by engineers, for engineers, Datadog is used by organizations of all sizes...

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Datadog
CSC
Fintech • Legal Tech • Software • Financial Services • Cybersecurity • Data Privacy
41 Offices
8,500 Employees
55 Benefits Hiring Now
CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world.

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.

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CSC
Rapid7
Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
15 Offices
2,400 Employees
99 Benefits See Our Teams
Take Command of your Career

At Rapid7, our vision is to create a secure digital world for our customers, our industry, and our communities. We do this by harnessing our collective expertise and passion to challenge what’s possible and drive extraordinary impact. We’re building a dynamic and collaborative workplace where new ideas are welcome. Protecting 11,000+ customers against bad actors and threats means we’re continuing...

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Rapid7
Certification Europe
Business Intelligence • Cybersecurity
Dublin
84 Employees

Established in 1999, Certification Europe is in a league of its own among accredited certification bodies worldwide. In the local and international environment, we are proud of our expertise, we are considered an authority in Information Security Management Systems (ISO 27001), as well as thought leaders in our fields of expertise. We assess companies for certification to a dynamic portfolio...

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Certification Europe
Knogin
Big Data • Information Technology • Software • Analytics • Consulting • Cybersecurity
Dublin
11 Employees

Agentless cyber defense that brings all your cloud providers, OT, IoT, SCADA and Network defense systems together in an informative storyboard to reduce the amount of work your threat hunting team needs to do to find the bad guys

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Knogin
RE:SURE | A Fortus Company
Cloud • Security • Cybersecurity
Dublin
27 Employees

RE:SURE is part of the Fortus Group, the UK and Ireland's largest privately held CCTV and alarm distribution company. We are leaders in CCTV Monitoring, combining best in class solutions for our installation partners with world class service for end-users. We leverage newest technologies to provide security solutions that actually STOP the crime, rather than record it (traditional CCTV) or...

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RE:SURE | A Fortus Company
Trellix
Machine Learning • Cybersecurity
2 Offices
3,118 Employees
31 Benefits Hiring Now

Trellix is a global company redefining the future of cybersecurity. The company’s open and native extended detection and response (XDR) platform helps organizations confronted by today’s most advanced threats gain confidence in the protection and resilience of their operations. Trellix’s security experts, along with an extensive partner ecosystem, accelerate technology innovation through machine learning and automation to empower over 40,000...

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Trellix
Siemens
Artificial Intelligence • Internet of Things • Security • Cybersecurity
41 Offices
293,000 Employees
41 Benefits

Siemens is a technology company focused on industry, infrastructure, mobility, and healthcare. Creating technologies for more resource-efficient factories and resilient supply chains to smarter buildings and grids, to cleaner, comfortable transportation and advanced healthcare, the company empowers customers to transform the industries that form the backbone of economies, transforming the everyday for billions of people. In fiscal 2020, which ended on...

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Siemens
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Ergo Services Ltd
Information Technology • Consulting • Cybersecurity
Dublin
964 Employees
6 Benefits

Business and IT leaders trust Ergo. By embracing the relentless pace of change and the power of technology to navigate it, we steer clients away from risk and towards reward. Putting our people at the heart of problem solving, we forge long-lasting relationships with our customers and partners, offering expert advice and bespoke IT solutions that align with each client’s unique...

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Ergo Services Ltd
Veeam
Cloud • Security • Software • Cybersecurity
7 Offices
4,172 Employees
39 Benefits Hiring Now

Veeam provides a single platform for modernizing backup, accelerating hybrid cloud and securing data. Veeam has 400,000+ customers worldwide, including 82% of the Fortune 500 and 69% of the Global 2,000. Veeam’s 100% channel ecosystem includes global partners, as well as HPE, NetApp, Cisco and Lenovo as exclusive resellers, and boasts more than 35K transacting partners worldwide.

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Veeam
Edgescan
Information Technology • Security • Cybersecurity
Dublin
95 Employees

One platform. Complete visibility. Fixed costs. Unlimited scans. Edgescan is the first fully-integrated cybersecurity platform that unifies five robust solutions into a single combative platform. These solutions include External Attack Surface Management (EASM), Risk-based Vulnerability Management (RBVM), Application Security Testing (AST), API Security Testing and Penetration Testing as a Service (PTaaS). The Edgescan platform is a hybrid solution that provides...

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Edgescan
Persistent Systems
Artificial Intelligence • Cloud • Information Technology • Software • Cybersecurity • App development • Big Data Analytics
20 Offices
23,000 Employees
18 Benefits
See Beyond, Rise Above

Persistent Systems is a leading provider of digital transformation services, offering innovative solutions tailored to various industries worldwide. With a robust global presence, they deliver cutting-edge services in product engineering, digital strategy, and data analytics, helping businesses thrive in today's rapidly evolving landscape. From healthcare and financial services to retail and manufacturing, Persistent Systems empowers organizations across diverse sectors to...

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Persistent Systems
Silicon Republic
Artificial Intelligence • Information Technology • Machine Learning • Cybersecurity
Dublin
15 Employees

SiliconRepublic.com has been Ireland’s most authoritative voice for science, technology and innovation news and features for more than 20 years. It has been ranked by Onalytica among the top 100 most influential sources on STEM, AI, blockchain, future of work, data science, digital transformation, IoT and fintech. Its coverage also includes in-depth news and features from across Europe’s sci-tech ecosystem,...

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Silicon Republic
Pablosec Solutions
Security • Consulting • Cybersecurity
Dublin
5 Employees
Helping organisations in Ireland & the UK secure complex environments with scalable, real-world solutions.

We design, deploy and secure advanced network infrastructures for organisations that demand high performance, resilience, and uncompromising security. Our expertise spans enterprise IT, Operational Technology (OT) environments, and critical infrastructure, where reliability and security are non‑negotiable. With deep hands‑on experience in Fortinet, Cisco, and high‑performance network architectures, Pablosec delivers solutions that go beyond theory focused on real‑world implementation, scalability, and long‑term...

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Pablosec Solutions
Threatscape
Information Technology • Software • Cybersecurity
3 Offices
35 Employees

We are a pure play IT security company, which allows us to focus solely on protecting your business from cyber threats. We have offices in Dublin, London and Sheffield, but are the trusted security partner of enterprise clients with critical IT assets in over 100 countries around the world. Our mission is to create a secure and certain future for...

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Threatscape
Dectar
Consulting • Cybersecurity • Automation
Dublin
35 Employees

Dectar is an innovative European cyber security firm focused on proactively preventing cyberattacks and protecting the critical data at the core of every organisation. With offices in Ireland and Italy, the company develops ACSIA XDR Plus (Automated Cyber Security Intelligence Application), an Extended Detection and Response solution, that includes Threat Intelligence and Anti-Surveillance protection in our core XDR product. We...

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Dectar
Mesh - Email Security Redefined for MSPs
Security • Cybersecurity
Blackrock
16 Employees

Mesh is the world's first email security platform built exclusively for managed service providers, empowering them to deploy, protect, and manage their clients more efficiently. While other solutions force MSPs to manage their clients individually, Mesh provides true-multi-tenancy, affording MSPs unparalleled visibility and control over email across their entire client base, from a single pane of glass - The MSP...

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Mesh - Email Security Redefined for MSPs
Xunison
Information Technology • Security • Consulting • Cybersecurity • Automation
Dublin
43 Employees

Xunison: Powering a connected, secure, and sustainable future with smart technology Welcome to the Xunison LinkedIn page! We are thrilled to connect with you and share how our cutting-edge technology can benefit your business. Xunison is an Irish-based technology company that specializes in providing innovative software and hardware solutions to the Telco and ISP industries. Focused on empowering Communications Service...

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Xunison
Beyond Encryption
Security • Software • Cybersecurity
Dublin
17 Employees

Connect with customers using the most secure encrypted email, smart admin, and authentication tech on the planet. Follow for secure communications news, tips, and expert guidance

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Beyond Encryption

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