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
IoT Analytics flags seven telecom trends at MWC 2026
Westcon-Comstor launches SASEvolution with Palo Alto
Versa adds Zero Trust controls for AI agent actions
Europe cybersecurity revenues rise as identity leads shift
Check Point wins Frost & Sullivan recognition for WAF
Featured News
Expert Columns
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
Turning security into a story: How managed service providers use reporting to drive retention and revenue
VPN vulnerabilities don't have to become breaches
How MH Enterprise turns trust into cybersecurity success
Mythos changes everything: Is your AI agent security ready?
Interviews
Interviews and video coverage from the networkRecent Network Security News
Upwind joins Cisco Cloud Control Studio as launch partner
Cisco Cloud Control users will gain live cloud and AI risk data as the partnership aims to cut time spent switching between security tools.
Sophos & Rubrik launch Microsoft 365 backup service
Sophos customers can now restore Microsoft 365 data after ransomware or account compromise without leaving the Sophos Central console.
Tanium & Censys join forces on exposure management
Security teams could gain a single view of internal and internet-facing risk, helping them prioritise fixes before exposed assets are exploited.
MokN raises USD $15 million to fight credential theft
The funding will help the London-based cybersecurity start-up expand in the UK and US as phishing-driven credential theft keeps rising.
Cisco launches Cloud Control for humans & AI agents
The platform aims to let firms run networks and security with AI agents in one place, as Cisco expands defences against fast-moving cyber threats.
WatchGuard launches three Firebox appliances for MSPs
Higher network throughput and uptime for MSPs and enterprises is the aim, as WatchGuard adds 25G and 100G Firebox models.
Gallagher Security OneLink wins cloud security award
Gallagher Security has won the Cloud Security category at the 2026 Fortress Cybersecurity Awards for its cloud-based platform OneLink.
Asimily launches segmentation orchestration for devices
It aims to cut the manual work that leaves many connected-device networks exposed, by turning risk data into enforced policy automatically.
Akamai & NVIDIA extend AI factory security integration
Akamai and NVIDIA are expanding their security partnership to embed Zero Trust controls into AI factory infrastructure.
Cyber chiefs trust controls, but few have tested them
Only 12% of chief information security officers have recently validated controls they expect to stop intruders moving sideways through networks.
NVIDIA adds security features to Vera BlueField-4 STX
New silicon-level controls aim to curb unauthorised agent access and data exposure in enterprise AI storage, while keeping traffic fast.
Forcepoint adds Claude oversight for enterprise AI
Security teams can now track Claude Enterprise chats and file uploads alongside other AI tools, helping firms spot sensitive data exposure.
Proofpoint launches AI-era exploit protection tool
Security teams may need to react faster as AI-boosted attackers can exploit flaws within hours, leaving patching cycles behind.
Zscaler to buy Symmetry Systems in AI security push
Businesses rushing to deploy AI agents face a fresh security gap, as Zscaler adds identity mapping and partner services to its platform.
CrowdStrike disrupts Glassworm botnet targeting developers
Developers using open-source tools face heightened supply-chain risk after the botnet lost all four of its command channels.
AI adoption outpaces cloud security, Check Point warns
Security teams are struggling to enforce AI policies, as Check Point found only 26% of organisations have the architecture to back them up.
Angola Cables partners Uniti Wholesale on US links
Businesses in emerging markets will gain direct access to Uniti's US fibre network under a new deal aimed at transatlantic demand.
Sectigo launches partner platform & new brand identity
Customers can now manage the full certificate lifecycle in one place as Sectigo targets expiry risks and quantum-ready testing.
ESET invests EUR €40 million in AI cybersecurity R&D
Threats from AI skills are escalating as the cybersecurity group expands research to counter a fast-growing software supply chain and attack surface.
Firewalla adds AI analysis to Managed Security Portal
Small IT teams and MSPs get fewer false alerts as Firewalla's latest portal update adds AI threat scoring and clearer device health views.