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
Cloudbrink launches AI security platform for enterprise
IDC survey flags networking bottlenecks for agentic AI
Citrix adds MCP Gateway to NetScaler for AI traffic
Jamf launches AI governance for Mac fleets in enterprises
Check Point expands Illumio tie-up to tackle AI attacks
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
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
Virtual vs. physical firewalls: A practical guide for modern networks
The Death of the Firewall
Interviews
Interviews and video coverage from the network
Recent Network Security News
SafeLogic launches platform for post-quantum migration
Businesses face a growing compliance burden as regulators push post-quantum upgrades, and SafeLogic is aiming to ease the search for hidden cryptography.
Firewalla App 1.69 adds AI threat analysis & phishing
Administrators gain phishing defences and AI alarm explanations as Firewalla folds more security controls into a single app update.
Mastercard expands virtual card controls with Citi
Tighter fraud controls and easier integration are aimed at banks and corporate users as Citi becomes the first issuer to use the new tools.
Felk warns AI is fuelling attacks on smaller firms
Smaller firms face faster and costlier breaches as AI cuts the time hackers need to exploit software flaws from weeks to hours.
Manufacturers face new cyber risks from connected factories
Connected factory networks are widening the attack surface, with SonicWall warning that old flaws and weak access controls can expose production systems.
ExtraHop launches Agentic SOC Alliance with 15 members
Security teams may gain a shared blueprint for autonomous operations as 15 vendors back a new alliance to standardise AI controls.
Astelia launches agentic AI to cut vulnerability noise
Security teams could cut alert overload as the platform now automates reachability checks and remediation, while keeping human approval in place.
Arelion says Aisuru drives one third of DDoS traffic
Arelion's network saw attack volumes surge as Aisuru fuelled terabit-scale floods, threatening gaming and cloud services worldwide.
Intel & Fortinet team up on SP6 security processor
The deal should help Fortinet boost supply chain resilience while accelerating development of its next security processor, SP6.
Old flaw leaves Wansview camera exposing credentials
Consumers could have had passwords and cloud tokens exposed from a low-cost indoor camera, after researchers found a flaw first disclosed in 2002.
Cisco urges continuous AI defence as threats speed up
AI-driven attacks are leaving firms with less time to spot and stop breaches, pushing security teams towards round-the-clock monitoring.
Cisco launches Antares AI models for code flaw pinpointing
Security teams could cut hours from patching work as open-weight Antares models narrow flaws to the relevant code segment.
Cisco's Galaxy Mode shows AI assistant for IT teams
By linking chat to live IT systems, Cisco is pitching AI assistants that could cut routine work while keeping engineers in control.
Lampion malware campaign targets users in Portugal
Acronis said 94.6% of detections were in Portugal as the banking trojan used phishing lures and layered evasion to infect victims.
Intel & Fortinet team up on security processor SP6
The tie-up could help Fortinet meet surging encryption and threat-detection demand while reducing reliance on a narrow chip supply chain.
Qualys joins Chainguard's Athena security coalition
The coalition has now processed more than 40,000 findings, underscoring how quickly open source flaws can spread across corporate systems.
Crisis24 launches executive cyber protection service
The service targets a gap in corporate defences as hackers increasingly use executives' personal devices, homes and families to gain access.
Portnox tops one million devices as bookings jump 52%
Rising demand for access-security tools lifted bookings 52% in the second quarter as the company crossed one million managed devices.
Hugging Face hit by AI agent intrusion in production
Autonomous AI agents breached internal systems and exposed limited datasets and credentials, prompting Hugging Face to urge users to rotate tokens.