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.
Irish Network Security News
Regional stories with direct local relevance
Logicalis launches enterprise private 5G service in Ireland
Enterprises in Ireland can now buy dedicated 5G networks directly from Logicalis after a regulatory change opened spectrum to non-telecoms firms.
ManageEngine automates final TLS certificate deployment
Shorter TLS validity periods are set to increase outage risk and admin workload, prompting ManageEngine to automate post-renewal deployment.
Integrity360 boosts FBD cyber defences across Ireland
Tighter regulation and rising cyber threats are pushing insurers to bolster defences for customer data and operational systems.
Analyst Insights
Research and market analysis connected to Network Security
CrowdStrike named leader in IDC MarketScape MDR study
Netskope named leader in Gartner SASE & SSE reports
Zscaler lands dual Gartner Leader spots in SASE, SSE
Cato launches AI threat prevention for cyber attacks
QuSecure lands Gartner nod for crypto-agility tools
Featured News
Check Point CTO on AI's double-edged sword
AI is shrinking the gap between vulnerability disclosure and real-world exploitation to hours, forcing security teams to adapt fast.
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Check Point: Hackers are already in. Act accordingly
Hackers are exploiting vulnerabilities in hours or minutes, leaving many organisations compromised before defenders spot the breach.
Quantum computers aren't here yet. But the data threat is
Hackers are already stockpiling encrypted data for Q-Day, when quantum machines could break RSA and ECC in minutes.
Expert Columns
Supercharged security: Cyber risk in the age of frontier AI
SonicWall joins Anthropic's Project Glasswing to find flaws
AI does not invent cyber risk, it accelerates it
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
Interviews
Interviews and video coverage from the network
Recent Network Security News
Google Cloud sets 2029 roadmap for quantum-safe shift
Customers face a 2029 deadline to test post-quantum controls as Google Cloud begins rolling out quantum-safe encryption across its services.
Cloudflare sees surge in hyper-volumetric DDoS attacks
Government and media sites were hit hardest as Cloudflare reported 23.2 million network-layer DDoS attacks in the first half of 2026.
NeuShield adds exfiltration protection to Data Sentinel
By blocking stolen-logins abuse at file level, the new feature aims to curb both data theft and ransomware even after an account is compromised.
Google adds cluster-wide network policy to GKE preview
The preview could help GKE users enforce cluster-wide security without clashing with namespace rules, especially in multi-tenant environments.
WPP cuts AI campaign deployment times with Google Cloud
That overhaul has slashed campaign rollout times from months to days, while also boosting production efficiency and content output across agencies.
Cellhub wins CRN & ChannelVision awards for services
The recognition highlights Cellhub's shift towards managed services as channel partners seek simpler, lower-cost 5G and network designs.
OpenAI says Astra may hit critical cyber threshold
Tighter safeguards and pauses on internal work follow early tests that left OpenAI unable to rule out critical cyber capabilities in Astra.
Google Cloud outlines targeted response to cyber threats
Customers will face narrower disruptions as Google Cloud moves to throttle malicious traffic, isolate risky identities and preserve legitimate usage.
Netskope launches DataSec Command Centre for data security
Fragmented defences are leaving most security teams unable to trace sensitive data after incidents, according to Netskope research.
DXC & Primary launch AI Zero Trust security service
Enterprises adopting AI in production face tighter governance and compliance risks as DXC will manage Primary's Zero Trust platform.
Google links UNC6671 to cloud extortion brand shift
Google says the campaign is shifting towards financial and legal firms, with rebranded extortion sites still stealing cloud logins and tokens.
SonicWall launches Gen 8 NSv virtual firewall range
Customers can now scale firewall protection from a single branch to enterprise cloud estates without changing SonicOS or management tools.
Cloudflare launches identity-aware AI gateway for firms
Companies can now trace AI prompts to individual staff, helping curb surprise bills and reduce the risk of sensitive data leaks.
Cloudflare launches open-source AI workspace for firms
The browser-based system aims to let staff use AI across internal tools without new infrastructure, while tightening access and oversight.
Elisity launches CLI for customer-run AI security agents
Customers can now run their own AI agents against Elisity's platform to continuously verify Zero Trust policies and spot drift faster.
ServiceNow launches autonomous security suite for firms
The suite aims to cut security backlogs and tighten oversight of AI agents as companies face a surge in machine identities and fragmented tools.
Proofpoint launches OEM programme for security vendors
Partners can now embed threat intelligence and exploit detection into their tools, as Proofpoint formalises years of OEM deals into a single programme.
Oracle launches private interconnect for AWS in multicloud
Firms running mixed cloud estates can now link Oracle Cloud Infrastructure and AWS privately, without building bespoke networking links.
Visa to buy BioCatch in USD $2.4 billion cash deal
The deal would bolster Visa's push into fraud prevention as banks battle account takeovers, scams and money mule activity.
Island launches enterprise vibe publishing for employee apps
Governance gaps are widening as AI-assisted coding lets non-engineers create internal apps faster than companies can review them.