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.webp)
WorkNest Secure adds continuous vulnerability scanning
Customers can now track security weaknesses in real time, as GuardNest moves beyond annual checks to constant scanning and remediation.
Virgin Media pushes digital curfew tools as curbs loom
Demand for night-time internet limits is growing as ministers prepare tighter controls for teenagers and more adults seek help with screen time.
Cato Networks tops USD $415 million ARR on enterprise demand
Enterprise appetite for single-vendor network security has lifted the company's recurring revenue 42% to USD $415 million, with 4,800 customers.
Hart council expands KHIPU cyber monitoring partnership
The Hampshire authority gains 24-hour protection for resident data and services without the cost of building its own security centre.
UK banks face stealth cyber attacks, SonicWall says
Banks are seeing attackers favour stealthy access over ransomware, with a UK-specific exploit hitting nearly half of monitored sensors.
UK cyber agency plans AI shield for critical networks
The plan could speed defences across government and vital sectors, but experts warn weak basics and policy gaps may blunt its impact.
Analyst Insights
Research and market analysis connected to Network Security
Check Point launches AI Network Firewall in R82.20
Fortinet launches FortiGate 1200G with FortiSASE Outpost
Cloudbrink launches AI security platform for enterprise
IDC survey flags networking bottlenecks for agentic AI
Citrix adds MCP Gateway to NetScaler for AI traffic
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
SonicWall joins Anthropic's Project Glasswing to find flaws
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
The state of cyber resilience amongst UK organisations
Cyber hygiene 101: The big fundamentals
AI changes detection engineering - but only if you fix your context problem
What Swiss Cheese teaches us about choosing MDR
Your Immune System Doesn't Wait. Neither Should Your Security
Unlocking intelligence with access control
Interviews
Interviews and video coverage from the network
Recent Network Security News
Public sector cyber training gaps exposed in survey
Staff confidence masks weak cyber readiness in the public sector, where more than a quarter report no effective training in a year or ever.
Intruder launches free plan for mid-market security teams
Mid-market security teams can now get permanent vulnerability and cloud checks free, easing access to tools often priced for larger enterprises.
Netgear launches Insight 10.0 for AI-led network ops
Small IT teams could cut manual network work as the cloud platform adds AI tools to spot issues earlier and simplify multi-site management.
UK Connect named Amazon Leo reseller for business users
Business users in hard-to-reach sites will gain a new satellite option as UK Connect widens its managed network offer with Amazon Leo.
Aston Martin Aramco signs cybersecurity deal with Zscaler
The deal will secure race data and engineering systems across Aston Martin Aramco's operations as Formula One teams face rising cyber risk.
The state of cyber resilience amongst UK organisations
Despite reported gains, fewer than one in four UK organisations trust their cyber defences to withstand a major incident, a survey found.
Ethiack says vulnerabilities jumped 106% in a year
Exploited software flaws are now overtaking stolen passwords as the main breach route, sharpening pressure on security teams to patch faster.
Phishing falls as attackers turn to AI & encryption
Phishing is becoming harder to spot as attackers use encryption and AI-generated sites to target organisations more effectively.
Sitehop trials payment security tech with major retailer
The trial could help retailers harden payment networks without replacing legacy kit, as cyber attacks and PCI DSS 4.0 pressure mount.
Cequence backs behaviour-based zero trust for AI agents
Runtime behaviour, not login checks, is now seen as the key control as businesses put AI agents into live systems and data.
Sitehop named World Economic Forum technology pioneer
The Sheffield cybersecurity firm gains global visibility and policy access as concerns rise over quantum-era attacks on critical networks.
Antevia wins JOSCAR supplier status for private 5G
The listing gives Antevia a quicker route into tightly controlled UK supply chains, easing procurement for its private 5G network offering.
AI changes detection engineering - but only if you fix your context problem
Missing context could undermine AI-led SOCs, forcing detection engineers to encode business risk and attacker behaviour into every alert.
Zimperium signs UK distribution deal with ABC Distribution
UK businesses face more mobile phishing and fraud as Zimperium widens access to its defences through ABC Distribution.
BT joins Anthropic cyber project to bolster defences
The telecoms group will use Anthropic's Claude Mythos Preview to spot vulnerabilities faster as cyber threats grow more automated.
Utilize expands SonicWall security deal for 14,000 users
More than 14,000 users will gain wider managed protection as the UK services provider centralises oversight of over 1,200 firewalls.
Cato Networks opens AI hub in London for R&D growth
The new Holborn site will add engineering jobs as demand rises for secure AI tools among businesses and the company seeks deeper UK roots.
Cato says AI cuts CVE protection time to 45 minutes
The cloud security vendor said customers can now get protection against newly disclosed flaws in 45 minutes, far faster than patch cycles.
Spitfire IoT revenue surges as UK customers adopt SIMs
UK firms are cutting connectivity costs as Spitfire's IoT revenue jumps 238% on demand from generators, EV chargers and kiosks.
Beesley & Fildes deploys 10ZiG zero clients at branches
The switch removes a security and compliance risk for the builders' merchant after its former thin client supplier collapsed.
