The Ultimate Guide to Network Security
A curated American 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.
American Network Security News
Regional stories with direct local relevance
Horizon3.ai & Brinqa team up on exposure management
Enterprises could cut remediation noise as attacker-validated findings are ranked against business context, ownership and exploit paths.
Gigamon & Splunk launch federated telemetry search
Joint customers can search telemetry in place, cutting duplication and storage costs while improving security visibility across hybrid cloud estates.
Cisco launches Cloud Control for AI-led IT operations
Controlled US availability means customers can now unify network, security and AI operations in one place, with external tools included.
CodeHunter appoints Anurag Jain as Engineering Chief
The hire signals CodeHunter's push to scale pre-execution software security as threats mount across supply chains and development environments.
Ocean raises GBP £28 million to fight AI email fraud
AI-written phishing is forcing security teams to rethink email defences as Ocean claims its system already scans more than one billion messages a month.
Portainer & Xiid team up on secure edge management
Enterprises managing remote sites could cut exposure by combining central container control with outbound-only security.
Analyst Insights
Research and market analysis connected to Network Security
Gigamon & Splunk launch federated telemetry search
IoT Analytics flags seven telecom trends at MWC 2026
Versa adds Zero Trust controls for AI agent actions
Check Point wins Frost & Sullivan recognition for WAF
Check Point tops Miercom hybrid mesh security benchmark
Featured News
Expert Columns
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
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
How MH Enterprise turns trust into cybersecurity success
Mythos changes everything: Is your AI agent security ready?
Interviews
Interviews and video coverage from the network
Recent Network Security News
QuSecure named finalist for MIT Sloan CIO showcase
Enterprise buyers will see QuSecure's post-quantum platform at MIT Sloan, as concern grows over encryption resilience ahead of quantum threats.
Gluware launches Titan Exposure Management for networks
Security teams could cut false positives and speed fixes as the new tool ties vulnerability alerts to live network device states.
AI now powers most dangerous cyber threats, warns SANS
Defenders face faster, harder-to-stop attacks as SANS says AI is now built into phishing, malware and reconnaissance at scale.
Healthcare hit by ransomware every 10 hours, Securin says
Hospitals are paying up to avoid costly downtime, as criminals exploit known flaws and buy access for as little as USD $2,000.
ITS America adds cyber zone to Detroit transport expo
The new section will put cyber risk and data security alongside connected-vehicle tech as transport operators face rising safety concerns.
Oracle & AWS expand multicloud link with private connection
Enterprises will be able to move data and run workloads privately between Oracle Cloud Infrastructure and AWS without using the public internet.
Treasury opens cyber threat sharing for crypto firms
Eligible US digital asset firms will now get Treasury cyber threat warnings at no cost, after losses from hacks topped hundreds of millions of dollars.
Firewalla app adds AmneziaWG VPN for blocked networks
Users on censored or restricted networks can now hide VPN traffic more effectively as Firewalla’s beta app adds AmneziaWG support.
Menlo unveils browser platform to secure rising AI agents
Menlo launches a browser-based platform to govern human users and AI agents with unified security controls as machine traffic surges.
Enzoic partners boost defences against stolen passwords
Enzoic's Partner Network passes 100 channel members as firms race to block stolen passwords fuelling the vast majority of web app attacks.
Terra Portal blends AI agents with human-led pentesting
Terra Security unveils Terra Portal, a desktop hub fusing AI agents with human pentesters to speed vulnerability fixes from months to hours.
Terra Security names Anna Sarnek VP of business strategy
Terra Security appoints Anna Sarnek VP of business strategy to steer partner-led growth and define its AI-native offensive security push.
How a woman's perspective can be valuable in digital infrastructure
Women's strategic insight is reshaping digital infrastructure, driving smarter design, resilient systems and more equitable AI‑era growth.
QuSecure wins USD $3.9m AFWERX deal for quantum security
QuSecure lands a USD $3.9m AFWERX contract to mature quantum-resilient encryption for sensitive US Air Force Global Strike missions.
QuSecure wins role on missile defence SHIELD deal
QuSecure secures spot on the MDA's SHIELD missile defence contract, joining a USD $151 billion post-quantum cryptography push.
Cargill deploys NTT DATA private 5G across 50 sites
Cargill rolls out NTT DATA private 5G at 50 global plants to boost automation, connect workers and support robotics and edge AI.
CIQ advances Rocky Linux with NIST post-quantum step
CIQ's Rocky Linux NSS gains NIST CAVP for post-quantum ML-KEM and ML-DSA, marking key stride towards FIPS 140-3 cryptographic validation.
CyberFOX lands nine-figure funding to boost MSP security
CyberFOX secures nine-figure backing from Level Equity and Radian to scale MSP-focused security tools, AI projects and global expansion.
Unicorns outpace Global 2000 on core domain security
Unicorns beat Global 2000 on core domain security, yet weak registry locks and scant DNS redundancy leave major gaps in cyber defences.
US small firms face rising cyber attacks amid weak defences
Nearly half of US small firms have suffered cyber attacks in five years as many still rely on untrained staff and weak defences to cope.
