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
UK resellers gain access to a certified firewall range as Hammer broadens its security line-up with Stormshield’s hardware and virtual products.
Glasgow digital twin tests networks 25,000 times faster
Network operators could cut test times dramatically after University of Glasgow researchers showed a digital twin ran 25,000 times faster than a simulator.
UK cyber breach survey bolsters call for legal reform
The findings add pressure on ministers to modernise the 1990 Computer Misuse Act as breaches hit 43% of UK businesses and 28% of charities.
Nokia & KETS link up on quantum-safe telecoms demo
Telecoms operators could protect existing networks from future quantum attacks without a full redesign as Nokia adds KETS hardware to its demo kit.
Cyber Essentials update raises bar on visibility gaps
UK firms face automatic certification failures if any cloud account lacks MFA, as the revised scheme also tightens patching deadlines.
Anthropic AI's Mythos triggers warnings over cyber risk
Security chiefs say unauthorised access to Anthropic AI's Mythos model shows generative tools could speed phishing, scanning and exploit discovery.
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 network
Recent Network Security News
What cyber resilience means in 2026
UK boards will be judged on recovery speed and judgement, as attacks slip past prevention and overwhelm overstretched SOC teams.
Cambridge Wireless unveils 2026 conference on AI & security
More than 500 delegates will hear how AI, cyber threats and automation are reshaping the role of telecoms networks and infrastructure.
How does AI improve the speed of threat hunting?
AI cuts hunt times from about an hour to under 20 minutes by automating evidence gathering and turning plain language into queries.
Anthropic's Mythos AI sparks UK bank cyber stability alarm
UK regulators are racing to assess whether Anthropic’s Mythos model could speed up attacks on banks and unsettle financial stability.
Sitehop launches SAFEcore Edge for remote network security
Quantum fears are driving demand for hardware encryption at hard-to-secure remote sites, as Sitehop targets infrastructure, banks and government.
Zen partners eero on business WiFi across full fibre
Nearly half of UK small firms say poor in-building WiFi is undermining full fibre, costing them around 11 hours a week in lost productivity.
Spitfire launches live cyber attack map after 71,793 probes
Businesses with public-facing IP addresses are under constant threat as a new tracker shows 71,793 automated attack attempts in 24 hours.
Building stronger foundations for the future of retail
Rising costs and demand for real-time services are pushing retailers to standardise networks, as patchwork systems slow expansion and raise risk.
Stampede launches SNAPguard for hospitality guest Wi-Fi
Hospitality operators could see faster guest logins and better data capture, as the system links public Wi-Fi access with marketing tools.
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.
