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
WWCS wins SonicWall Gold status in less than a year
The promotion strengthens WWCS's support and sales access as it expands its managed security offer for regulated UK customers.
BT launches Microsoft Sentinel security service in UK
The managed offering targets UK organisations struggling to keep pace with faster AI-driven attacks, with round-the-clock monitoring and response support.
Netavo launches broadband gateway software for operators
Operators facing ageing edge gear can now test Netavo's software on standard x86 servers, with support for up to 100,000 subscribers per machine.
Hexnode adds macOS support & new XDR response tools
Security teams can now isolate affected Macs as Hexnode extends XDR threat detection and response beyond Windows with new remediation tools.
UK CISOs tighten AI controls as board pressure rises
Boards are demanding more from UK security chiefs as 72% now block generative AI use and 74% fear a material cyberattack within a year.
ReliaQuest finds Microsoft 365 email control bypass
Phishing emails can still slip into Microsoft 365 mailboxes when attackers leave the SMTP envelope sender blank, ReliaQuest has found.
Analyst Insights
Research and market analysis connected to Network Security
Gigamon unveils tools to track shadow AI across networks
Check Point launches AI-scale security orchestrator 200
Island named only Gartner Customers' Choice for browsers
Check Point launches firewall subscription for AI security
Europe cybersecurity spending shifts to compliance
Expert Columns
SOCtoberfest Kickoff: The 7 Deadly Sins of Cybersecurity Meet CISA's Core Steps
Engineering for operations: going from security to insight
While you were doomscrolling: Medusa ransomware hits 500+ victims (and your spaghetti sauce might be listening to you)
The EU Cyber Resilience Act reporting deadline: why early visibility supports compliance
The autonomous SOC takeover
AI closes vulnerability window as zero-day exploits surge
Why maritime and offshore leaders are sinking physical SIMs for global connectivity
Supercharged security: Cyber risk in the age of frontier AI
SonicWall joins Anthropic's Project Glasswing to find flaws
AI does not invent cyber risk, it accelerates it
Interviews
Interviews and video coverage from the network
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Recent Network Security News
AI attacker blocked by microsegmentation in Anthropic test
The result underscores how microsegmentation can stop an AI intruder from turning one compromised machine into wider network access.
Logicalis wins Cisco secure networking specialisation
It gives multinational customers a single secure networking managed-service model across five markets, with plans to double that reach within six months.
ASC X9 Financial PKI gains traction ahead of DTCC deadlines
More than 1,900 organisations are now deploying or testing the system as DTCC certificate rules force financial firms to move fast before year-end deadlines.
CrowdStrike launches tools to detect risky AI agents
The tools are designed to spot rogue AI behaviour and simulate attacks before autonomous systems can reach critical data or systems.
ThreatLocker launches Zero Trust AI Control for agents
Security teams can now limit what autonomous agents access, run and connect to as businesses widen AI use across core operations.
Toshiba launches platform for quantum-safe networks
Organisations facing future encryption risks can now trial Toshiba's system, which is designed to scale quantum-safe protection across existing networks.
Forescout warns of global exposure in refrigeration systems
Researchers found nearly 13,000 exposed refrigeration services in 99 countries, widening fears that remote access could disrupt food, medicine and storage.
Integrity360 launches managed OT security services
Industrial operators can now buy continuous monitoring and response support as Integrity360 expands beyond one-off OT assessments and consulting.
Barracuda appoints Dan Fletcher as Chief Financial Officer
The cybersecurity company is bolstering its executive team as it pushes into a new growth phase and seeks to capitalise on demand for its platforms.
Oracle launches AI security mesh with OpenAI to fix flaws
The service aims to help enterprises spot and repair vulnerabilities faster across cloud and on-premises systems, while keeping human approval in place.
Coro expands Italy reach with Activa Digital partnership
The partnership gives small and mid-sized Italian firms another bundled cyber option as tighter EU rules push demand for simpler security tools.
FireMon integrates Akamai Guardicore for policy governance
The move gives security teams a single view of segmentation and firewall rules, reducing policy drift as zero trust projects spread across hybrid networks.
Netgear launches cloud-managed security gateway for SMEs
Smaller branches can now add cloud-managed security from NETGEAR at USD $349.99, with the first year of Exium service included.
Leostream launches cloud remote access alternative to VPN
Organisations can now limit contractors and staff to approved machines only, avoiding wider network exposure and reducing reliance on VPNs.
Fortinet launches cloud SASE for small branch offices
The move gives retailers and other distributed operators cloud security for small branches without adding on-site firewalls or endpoint software.
Fortinet launches AI security service for FortiGate
The cloud-delivered offering adds real-time prompt and response inspection to existing firewalls, helping firms curb shadow AI, data loss and runaway spend.
BT International expands Global Fabric with security options
Multinational firms can now choose from four security providers on BT's network platform as AI traffic raises demands on speed, resilience and control.
Iranian hacker group hides C2 server in US for first time
Shared hosting in the US has made Prince of Persia's command-and-control traffic harder for defenders to spot as the group adapts its methods.
CyberFOX buys Optimize365 to bolster Microsoft 365 security
The deal adds continuous Microsoft 365 monitoring for smaller IT teams struggling to track configuration drift and security changes across limited staff and budgets.
Palo Alto Networks launches Cortex XDR One for AI agents
Businesses adopting AI agents now face new endpoint risks, which Palo Alto Networks says its Cortex XDR One platform is built to contain.
