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
Jamf launches AI governance for Mac fleets in enterprises
Check Point expands Illumio tie-up to tackle AI attacks
Fortinet launches FortiSOC cloud security platform
Fortinet launches FortiSOC cloud security platform
Check Point & Illumio expand AI cyber defence tie-up
Featured News
Expert Columns
Your annual penetration testing is already out of date
SonicWall research sounds Code Red on healthcare cybersecurity as attack rates refuse to decline
Cyber hygiene 101: The big fundamentals
What Swiss Cheese teaches us about choosing MDR
Your Immune System Doesn't Wait. Neither Should Your Security
Unlocking intelligence with access control
A long time ago in a galaxy far, far away…Cybersecurity was already hard
Virtual vs. physical firewalls: A practical guide for modern networks
The Death of the Firewall
One click can trigger a breach, but security can stop it
Interviews
Interviews and video coverage from the networkRecent Network Security News
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.