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
European firms boost security spending for autonomous AI
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
Featured News
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.
How Formula 1 turns data & cyber security into speed
At Albert Park, F1 insiders reveal how sharper data use, tighter security and resilience planning combine to unlock race-winning performance.
Expert Columns
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
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
Interviews
Interviews and video coverage from the networkRecent Network Security News
Check Point gains OpenAI access for defensive security
Faster threat analysis and incident response could bolster enterprise defences as the cyber security company gets access to GPT-5.5.
Snom launches D895M flagship desk phone for offices
The handset targets hybrid workplaces with Wi-Fi, DECT and encrypted calling, aiming to simplify office communications and bolster security.
Zscaler expands Zero Trust SASE with AI agent tools
The update aims to simplify security operations as enterprises grapple with unmanaged devices, partners and multi-cloud workloads across AI projects.
Infoblox finds residential proxies rife in business networks
More than 65 per cent of Infoblox customers were found querying domains linked to residential proxy networks, widening risks for defenders.
Check Point expands MSP platform with AI security tools
The update gives service providers new AI controls and a simpler billing model as demand grows for outsourced security governance.
Global cyber attacks fall but ransomware jumps 48%
Ransomware losses worsened in May as attacks climbed 48% year on year, despite a 7% drop in overall cyber incidents.
Shure launches MXA925 ceiling mic with AI upgrades
Meeting rooms with poor acoustics are set to hear clearer speech, as the new array adds AI echo, noise and reverb suppression.
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China-linked hackers target tech firms for AI secrets
Access to AI research and software is drawing state-backed and criminal attacks, with technology firms now the world's most targeted sector.
Aviatrix adds Microsoft agent security across clouds
Security teams may get a single set of controls for AI agents across clouds as Aviatrix enforces Microsoft policy rules at network level.
Wallarm launches flat-rate AWS infrastructure discovery
Cloud security teams can now map AWS estates without metered costs rising as visibility improves, easing budget pressure on larger organisations.
Tetrate & Ory launch AI agent security partnership
Businesses deploying AI agents can now add live request checks and step-up approval, reducing the risk of unauthorised tool use.
Arms Cyber launches AI policy enforcement for endpoints
The new feature targets shadow AI on laptops and desktops, helping security teams block data leaks before models can access sensitive files.
FireMon launches Insights 2.0 amid firewall risk concerns
A new analysis of 9.2 million checks shows most firewalls still fail compliance tests, leaving hybrid networks exposed to hidden risk.
WatchGuard named Omdia champion for MSP cybersecurity
The ranking underscores growing demand for simpler cybersecurity platforms as MSPs consolidate vendors to cut complexity and widen services.
Cybercriminals target FIFA World Cup 2026 fans online
Fans and jobseekers are being targeted by a growing wave of fake ticket, travel and recruitment scams ahead of the tournament.
ESET report finds 45% of SMBs hit by cyber incidents
Nearly half of small businesses suffered cyber incidents last year, despite most saying they were confident in their defences.
Financial ransomware & supplier risks rise, report warns
Banks and investment firms face mounting exposure as ransomware incidents jump and more than half of vendors carry high-severity flaws.
ICANN sets the October 2026 DNS trust anchor rollover
Most internet users should see no change, but validators must update systems by October 2026 or risk DNS resolution failures.
Insight launches managed defence for AI-driven flaws
Mid-sized firms facing faster exploits can now outsource patching, exposure scanning and threat monitoring under one contract.
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.