The Ultimate Guide to Network Security

2026 · American Edition

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
Analyst Insights
Sonicwall named a leader and fast mover in the 2026 GigaOm radar for enterprise firewalls
Network Security · Digital Transformation
Today
Cato unveils Dynamic Prevention engine for SASE security
Gartner · Network Security · Firewalls
Last week
Cato Networks' ARR surges past USD $350m amid SASE boom
Gartner · Network Security · Firewalls
Last month
AlgoSec posts record 2025 growth on hybrid cloud demand
Gartner Peer Insights · Network Security · Firewalls
Last month
Xiid & Cytex link AI governance with zero trust access
Gartner · Network Security · Firewalls
Last month
Expert columns
Why the next endpoint and SASE disruption will not come from a security vendor
By Chandrodaya Prasad of SonicWall
Yesterday
Upgrade advantage: More value, less effort for partners, MSPs & MSSPs
By Sarah Choi and Mahpara Banday of SonicWall
2 days ago
Why digital identity is the new perimeter in a zero-trust world
By Jeremy Blackburn of ChainIT
Last week
How a woman's perspective can be valuable in digital infrastructure
By Kristen Sanderson of Duos Technologies
Last week
Why real cyber protection is a continuous discipline
By Michael Crean of SonicWall
Last week
The power of representation in cybersecurity
By Greta Caikinaite of Pentest People from WorkNest
Last week
Upgrading firewalls into a high‑margin MSP revenue win
By Sarah Choi Director Product Marketinga and Mahpara Banday Inside Solutions Engineer – APJ Region of SonicWall
Last week
Upgrade advantage: Why security enhancements matter for MSPs and MSSPs
By Sarah Choi and Mahpara Banday of SonicWall
Last month
2026 begins: Crypto's heavyweight rumble - round by round
By Easy Crypto
Last month
Securing the future: Simplified management, Scalable growth, and built-in compliance for K-12
By Asif Mujtaba of SonicWall
Last month
From breach to recovery - 5 ways to prepare your IT team for the unexpected
By Al Kingsley MBE of NetSupport
Last month
Goodbye VPNs, Hello cloud-delivered Zero Trust
By Jose Correa of SonicWall
Last month
Securing the digital classroom: A layered cybersecurity approach for K-12 schools
By Asif Mujtaba of SonicWall
Last month
Visions of cyber attacks: The SonicSentry SOC in action on Christmas morning
By Sarah Wilkinson of SonicWall
Last month
SonicWall unifies NSM for future-ready security ops
By Amelia Foss of SonicWall
Last month
Interviews
Exclusive: VyOS Networks on why enterprise networks need a unified OS layer
Discussing Virtualisation
Tue, 16th Dec 2025
Exclusive: Why every day should be World Backup Day
Discussing Cloud Services
Wed, 2nd Apr 2025
Recent news
Fortinet unveils AI-driven cloud SOC & endpoint revamp
About Firewalls
Today
Fortinet unveils FortiOS 8.0 with AI & quantum-safe
About Firewalls
Today
Fortinet unveils AI-driven FortiSOC for unified SOC ops
About Firewalls
Today
Fortinet's FortiOS 8.0 adds AI & quantum-safe tools
About Firewalls
Today
Glasswall unveils Foresight AI for offline file threat risk
About Malware
Today
Cyber attacks stay near record high as GenAI risks grow
About Cloud Services
Today
Ericsson, Future Technologies deepen AI-ready 5G push
About Unified Communications
Today
Radware's Alteon Protect brings cloud-scale ADC security
About Cloud Services
Yesterday
Google warns of surge in enterprise zero-day attacks
About Virtualisation
Last week
Tufin unveils AI assistants & executive security hub
About Firewalls
Last week
Alkira Connect partner programme targets AI-led growth
About Firewalls
Last week
Interconnection Academy & GCA expand free cyber training
About Firewalls
Last week
ExpressVPN unveils beta MCP server for AI VPN control
About Firewalls
Last week
MSPs warned as cyber criminals weaponise trusted access
About Cloud Services
Last week
Firewalla app update boosts DAP security & family tools
About iOS
Last week
Job moves
Terra Security names Anna Sarnek VP of business strategy
Move at NVIDIA
Today
Vehere strengthens North America sales with senior hires
Move at Application Security
Last month
QuSecure appoints Brian Cunningham to drive PQC growth
Move at Northern Atlantic Treaty Organisation
Last month
Tenable hires Microsoft veteran Vlad Korsunsky as CTO
Move at Microsoft
Wed, 17th Dec 2025
Derek Peterson named chairman as WBA steers Wi Fi convergence
Move at AT&T
Fri, 7th Nov 2025
Phosphorus names Brett Raphael Chief Revenue Officer amid growth
Move at CrowdStrike
Wed, 15th Oct 2025
Infoblox appoints Justin Kappers as Chief Information Officer
Move at Deloitte
Tue, 23rd Sep 2025
Andrea Genschaw named Chief Financial Officer at GTT
Move at PwC
Wed, 17th Sep 2025
Petr Podrouzek named CTO as IP Fabric boosts AI automation focus
Move at Red Hat
Tue, 9th Sep 2025
Delinea names Alex Thurber to lead global channel expansion
Move at Cisco
Wed, 14th May 2025
Top players
Other guides