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Irish Edition · 2026

The Ultimate Guide to Network Security

A curated Irish edition of TechDay news, analysis, interviews, reviews, job moves, and related resources for Network Security.

What to know about Network Security

Network Security encompasses the technologies, policies, and practices designed to safeguard computer networks from unauthorized access, attacks, and data breaches. In an era marked by digital transformation, cloud adoption, and increased remote workforces, securing networks has become an essential priority for businesses, governments, and institutions alike.

This tag brings together an extensive range of insights and developments on network security, reflecting current challenges such as ransomware surges, DDoS attacks, vulnerabilities in IoT devices, and emerging risks linked with AI and cloud infrastructures. Readers can explore the evolving landscape of network protection technologies including virtual firewalls, secure SD-WAN solutions, zero trust models, encrypted traffic management, and unified threat management platforms.

From detailed case studies on securing healthcare and retail sectors to analysis of regional cyber threat trends, readers will find practical advice, expert opinions, and vendor news that illuminate how network security strategies adapt to protect organizational assets, maintain compliance, and ensure business continuity in an increasingly complex cyber-threat environment.

Whether you are a cybersecurity professional looking to stay abreast of the latest innovations or a business leader seeking to understand and mitigate risks to your network infrastructure, this collection of stories offers valuable perspectives on the critical role of network security today.

Analyst Insights

Research and market analysis connected to Network Security

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Interviews

Interviews and video coverage from the network

Recent Network Security News

Silent Push 6.0 adds AI workflows and unified cyber platform
Threat intelligence

Silent Push 6.0 adds AI workflows and unified cyber platform

Security teams can now query Silent Push data through Claude and ChatGPT after the platform added AI access, bulk enrichment and reorganised modules.

Yesterday

Symmatrics launches VPN to cut credential cyberattacks
Virtual Private Networks

Symmatrics launches VPN to cut credential cyberattacks

Organisations with remote staff may gain tighter access controls, as the new network aims to curb stolen-credential breaches without redesigning systems.

Yesterday

Expel adds agentic AI to Ruxie security operations
Managed Security Services Provider

Expel adds agentic AI to Ruxie security operations

Security teams may cut alert backlogs and speed containment as Expel rolls out agentic AI across its Ruxie managed detection service.

2 days ago

SonicWall expands AI security tools for SMB partners
Small Business

SonicWall expands AI security tools for SMB partners

Mid-market firms could gain enterprise-grade AI defence without replacing existing systems, as SonicWall rolls out GPT-5.5-Cyber through partners.

2 days ago

Ransomware victims spot attacks only after data theft
Threat intelligence

Ransomware victims spot attacks only after data theft

Almost half of ransomware victims discovered breaches only after data theft, underscoring how attackers are evading detection for weeks.

3 days ago

Cato Networks joins OpenAI cyber partner programme
IT Department

Cato Networks joins OpenAI cyber partner programme

Enterprise security teams could gain faster defences as Cato Networks folds OpenAI's cyber tools into workflows to tackle newly disclosed flaws.

4 days ago

F5 launches AI security platform, buys SurePath AI
Digital Transformation

F5 launches AI security platform, buys SurePath AI

Security teams are being offered new tools to track shadow AI and block prompt injection as enterprises rush to deploy agents and models.

4 days ago

Check Point to embed OpenAI cyber models in products
Managed Services

Check Point to embed OpenAI cyber models in products

The move could sharpen threat detection for Check Point's 100,000-plus customers as attackers increasingly use artificial intelligence, the company said.

5 days ago

Tanium makes Atlas AI operating system generally available
Software Updates

Tanium makes Atlas AI operating system generally available

More than 1,300 organisations have adopted the platform in six weeks, as Tanium bets AI can cut endpoint security and IT workflows.

5 days ago

Check Point expands OpenAI cyber tie-up for security
Managed Security Services Provider

Check Point expands OpenAI cyber tie-up for security

Customers of Check Point will soon get OpenAI-powered defences as the tie-up moves from internal use into security products and managed services.

5 days ago

OpenAI expands Daybreak with patching tools & partners
Managed Security Services Provider

OpenAI expands Daybreak with patching tools & partners

The move aims to help defenders turn faster vulnerability discovery into working fixes, as OpenAI broadens access to its cyber tools and partners.

5 days ago

New Go ransomware Prinz Eugen hits newest files first
Remote Access

New Go ransomware Prinz Eugen hits newest files first

Victims risk losing the newest and most active data first as a Go-based encryptor targets recently modified files before older ones.

6 days ago

RETN wins best pan-European operator award for expansion
Disaster Recovery

RETN wins best pan-European operator award for expansion

Its expansion into 45 countries has given RETN added route diversity and resilience as operators seek alternatives to fragile subsea links.

6 days ago

Spur adds no-code Cloudflare integration for Monocle
Web applications

Spur adds no-code Cloudflare integration for Monocle

Security teams can now block or review suspicious anonymised traffic in minutes, with no engineering work, through Spur's new Cloudflare link.

Last week

Varist launches DICOM engine to spot hidden malware
Threat intelligence

Varist launches DICOM engine to spot hidden malware

Healthcare providers face a new malware route as Varist's engine scans DICOM, HL7 and FHIR files for hidden threats in imaging systems.

Last week

Glean adopts Nile network service to speed AI growth
Productivity

Glean adopts Nile network service to speed AI growth

Network speeds jumped and support tickets nearly vanished after the rollout, easing pressure on a lean IT team as AI use expands.

Last week

Pathlock & NTT DATA launch global SAP cyber service
Managed Services

Pathlock & NTT DATA launch global SAP cyber service

Enterprises running SAP may gain around-the-clock protection as the partners target ransomware, fraud and staffing gaps in ERP security.

Last week

Enhanced.io flags MSP blind spots in security coverage
Skills shortage

Enhanced.io flags MSP blind spots in security coverage

Identity and IoT monitoring gaps leave managed service providers with little public scrutiny, despite rising threats to clients' systems.

Last week

Sygnia uncovers Velvet Ant breach dating back to 2016
Threat intelligence

Sygnia uncovers Velvet Ant breach dating back to 2016

A near-decade of undetected access raises fresh concern after investigators found the group had hidden in a disconnected network since 2016.

Last week

Reco launches Claude security integration for enterprises
Security Operations Centres

Reco launches Claude security integration for enterprises

Security teams can now trace AI activity across employee and developer environments as Reco links Claude usage to permissions, keys and data paths.

Last week