The Ultimate Guide to Network Security
A curated UK 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.
UK Network Security News
Regional stories with direct local relevance
Hammer Distribution signs UK firewall deal with Stormshield
Hammer Distribution adds Stormshield to its UK portfolio, giving resellers and systems integrators access to certified next-generation firewall products.
Glasgow digital twin tests networks 25,000 times faster
University of Glasgow researchers say a machine learning digital twin tested computer networks in 4.78 seconds, versus 33 hours in a simulator.
UK cyber breach survey bolsters call for legal reform
UK cyber breach survey bolsters campaigners' call for Computer Misuse Act reform as 43% of businesses report attacks.
Nokia & KETS link up on quantum-safe telecoms demo
Nokia adds KETS Quantum Security's chip-based QKD hardware to its global flying kit, showcasing quantum-safe telecoms for operators and governments.
Cyber Essentials update raises bar on visibility gaps
UK Cyber Essentials overhaul tightens MFA and patching rules, forcing firms to prove controls cover every device and account or risk failure.
Anthropic AI's Mythos triggers warnings over cyber risk
Anthropic AI's Mythos prompts cyber security warnings as experts urge UK boards to treat AI-driven threats as a strategic risk.
Analyst Insights
Research and market analysis connected to Network Security
Check Point wins Frost & Sullivan recognition for WAF
Check Point tops Miercom hybrid mesh security benchmark
Check Point tops Miercom hybrid mesh security benchmark
Extreme says Platform ONE cuts network costs by 32%
Gigamon eyes AI-led surge in network observability
Featured News
Expert Columns
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
What cyber resilience means in 2026
How MH Enterprise turns trust into cybersecurity success
How does AI improve the speed of threat hunting?
Mythos changes everything: Is your AI agent security ready?
How Atomgate uses education and partnership to drive successful SonicWall upgrades
Microsoft April Patch Tuesday reveals 167 vulnerabilities
Interviews
Interviews and video coverage from the networkRecent Network Security News
What cyber resilience means in 2026
Cyber resilience in 2026 shifts from perfect prevention to sharper response, as UK security leaders prioritise sustainability, visibility and judgement.
Cambridge Wireless unveils 2026 conference on AI & security
Cambridge Wireless sets out a 2026 conference agenda spanning AI, cyber resilience, quantum networking and industrial automation.
How does AI improve the speed of threat hunting?
AI-powered SOC platforms are cutting threat-hunting time from an hour to under 20 minutes, while widening access beyond senior analysts.
Anthropic's Mythos AI sparks UK bank cyber stability alarm
Banks and regulators race to assess Anthropic's controlled Mythos access, as AI cyber testing raises fears over payments, trading and wider financial stability.
Sitehop launches SAFEcore Edge for remote network security
Sitehop unveils pocket-sized SAFEcore Edge to secure remote network links for critical infrastructure, finance and government against quantum threats.
Zen partners eero on business WiFi across full fibre
Zen partners with eero to roll out mesh WiFi for UK small firms, after research found patchy coverage is costing 11 hours a week in lost productivity.
Spitfire launches live cyber attack map after 71,793 probes
Spitfire Network Services unveils a live cyber attack map after its honeypot logged 71,793 probes in 24 hours, spotlighting rising business risk.
Building stronger foundations for the future of retail
Retailers are overhauling networks and governance to cut complexity, support store innovation and prepare for AI-driven operations across multiple markets.
Stampede launches SNAPguard for hospitality guest Wi-Fi
Edinburgh-based Stampede launches SNAPguard to help hotels, bars and restaurants fix guest Wi‑Fi, capture data and link access to marketing.
UK businesses hit by cyber breaches as phishing rises
Cyber breaches hit 43% of UK firms as phishing surges and basic safeguards like 2FA and VPNs see worryingly low uptake.
From chaos to control: Building a unified data security posture
Drowning in noisy alerts and fractured tools, security teams are turning to unified data security posture management for real visibility.
Why a Paranoid Posture promises to revolutionise threat detection and response
A paranoid posture and heavy automation promise to transform SOCs, cutting dwell times and exposing stealthy attacks at unprecedented scale.
Hetzner deploys Nokia Deepfield to bolster DDoS defence
Hetzner adopts Nokia Deepfield Defender across European data centres to automate edge DDoS mitigation and safeguard rising AI workloads.
Droplet warns UK that identity-based cyber defences fail
Droplet warns UK that identity-based cyber defences are failing against state-backed attackers, urging multi-layered, 'never trust' security.
Phoenix consultant is UK's first female VCF Knight
Phoenix consultant Leaha Torres becomes the UK's first female Broadcom VCF Knight - NSX at 25, bolstering the firm's VMware expertise.
UK firms hit by surge in phishing tied to remote work
UK firms report surge in phishing linked to remote and hybrid work, with 29% hit by incidents and attacks peaking in late 2025 searches.
Why the channel is key to driving a new network operating model
AI-era networks demand the IT channel pivot from colocation hardware refreshes to cloud-native, automated architectures by 2026.
Kubus expands leadership to drive five year growth plan
Kubus reshapes senior leadership, appointing new heads across finance, operations and revenue to fuel a five-year global growth drive.
Spitfire unveils dual-IMSI multi-network IoT data SIM
Spitfire launches dual-IMSI multi-network IoT SIM for UK firms, promising seamless failover, tighter security and tariffs from GBP £1 a month.
Ransomware victims refuse to pay as data extortion soars
Most ransomware-hit firms now refuse to pay, as Arctic Wolf reports an 11-fold surge in data-only extortion and booming remote access abuse.