The Ultimate Guide to Network Security
A curated Australian 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.
Australian Network Security News
Regional stories with direct local relevance
Ericsson sees AI agents reshaping mobile network demand
Background AI tasks could drive a new wave of mobile traffic, with Ericsson saying two-thirds of users may tap AI daily by 2030.
Public certificate change puts VPN & Wi-Fi at risk
Staff could soon lose access to Wi-Fi, VPNs and APIs as public certificate authorities stop issuing login certificates and the free ones expire in October.
Arctic Wolf launches Aurora MDR Connect tier for MSPs
MSPs can now roll out broader managed detection and response within hours, as Arctic Wolf targets faster, more automated attacks.
UTS picks Nexon for AUD $20 million network overhaul
The university's campus-wide upgrade will bring Wi-Fi 7 and AI-ready security to more than 18 months of work across every site.
Why radar is becoming key layer in critical infrastructure protection
Fewer blind spots and false alarms are pushing operators to add radar to layered security at mines, ports and utilities.
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Cameras evolve as physical security becomes part of IT stack
Retailers and IT teams are using networked cameras for analytics and automation, but each new device also widens cyber risk.
Analyst Insights
Research and market analysis connected to Network Security
Netskope launches control to block risky AI agent actions
Okta-led alliance unveils blueprint for AI agent security
F5 named Market Shaper in Gartner AI security quadrant
Thrive bolsters NextGen platform with Elastic, Cato
Thrive adds Elastic & Cato to NextGen security platform
Featured News
AI demands network agility and better operational governance
Governance gaps are leaving most organisations exposed as AI traffic surges and networks struggle to keep pace with machine-speed demands.
Zscaler takes zero trust beyond the corporate network
Critical infrastructure operators are using cellular links to secure distributed assets as outages and spoofing raise the stakes for resilience.
Why radar is becoming key layer in critical infrastructure protection
Fewer blind spots and false alarms are pushing operators to add radar to layered security at mines, ports and utilities.
AI transforming physical security into enterprise data solution
AI and cloud tools are turning cameras into live operational data sources, helping firms cut costs, spot errors and manage fleets centrally.
Governance controls are crucial for AI adoption and modernisation
Trusted partners and tighter guardrails are becoming essential as AI agents expand the attack surface and put data sovereignty on the line.
Cameras evolve as physical security becomes part of IT stack
Retailers and IT teams are using networked cameras for analytics and automation, but each new device also widens cyber risk.
AI gives criminals speed boost, but basic security failures persist
Australian firms still face email compromise and poor security hygiene, even as AI helps criminals move faster and hide harder.
Network segmentation - you can't attack what you can't see
Fast-moving exploits are shrinking patch windows to hours, making network segmentation vital for protecting cameras, medical devices and other connected assets.
AI arms race forcing businesses to rethink cybersecurity
Security teams are racing to shrink exposure windows as AI makes newly disclosed vulnerabilities exploitable almost immediately.
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.
SonicWall boosts endpoint security for SMBs and mid-market
SMBs and mid-market firms facing AI-driven attacks are set for tighter device controls as SonicWall prepares a new endpoint security product.
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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.
Visa strengthens AI defences amid new era of cyber threats
Visa is pouring billions into AI defences as regulators demand safer, auditable systems to counter faster cyber threats and fraud.
Reviews
Expert Columns
Cybersecurity is operating on the wrong clock
Public certificate change puts VPN & Wi-Fi at risk
SonicWall cloud secure edge expands global network with three new points of presence
The autonomous SOC takeover
SonicWall wins two CybersecAsia awards, joins Hall of Fame
Mathspace Breach Exposes 1 Million Students, Parents, and Teachers
AI closes vulnerability window as zero-day exploits surge
Minimum viable company: Recover faster when systems go dark
AI is testing the limits of Zero Trust
When AI accelerates the threat, identity governance cannot afford to stand still
Interviews
Interviews and video coverage from the network
AI demands network agility and better operational governance
Zscaler takes zero trust beyond the corporate network
Why radar is becoming key layer in critical infrastructure protection
AI transforming physical security into enterprise data solution
Governance controls are crucial for AI adoption and modernisation
Recent Network Security News
BlackBerry raises outlook as QNX revenue hits record
Strong demand for QNX helped lift BlackBerry's second-quarter profit and cash flow, prompting the company to increase full-year guidance.
Demain warns of AI persistence after Medicare breach
The breach highlights how AI agents can keep probing blocked systems, prompting calls for stronger defences around identities, networks and data.
Kodak Alaris launches N2000 series scanners for offices
Distributed offices can now standardise document capture with scanners that protect records, reduce rework and support audits across multiple sites.
Cloudbrink launches OnGuard to unify enterprise security
Enterprises could cut security sprawl as the platform extends one policy framework to users, devices and machines before login.
Palo Alto launches continuous AI defence for clients
Attackers are exploiting AI faster than many defences can respond, prompting a shift to continuous testing for hidden exposures.
Bitdefender launches free VPN for AI agents in beta
A free tool on macOS now gives AI tasks separate, disposable internet connections, helping keep users' IP addresses distinct from agent activity.
WatchGuard warns of shift to targeted cyberattacks
Attackers are increasingly using tailored malware and credential abuse as network alerts drop, WatchGuard says, raising hidden-risk concerns.
Akira exploits two-year-old SonicWall flaw, ThreatDown says
Thousands of exposed SonicWall devices still give Akira ransomware a route in, as patched systems with old credentials remain a live risk.
A10 launches AI Gateway for enterprise model control
Enterprises could get tighter control over AI spend and access as A10's gateway routes requests, tracks usage and enforces policy.
Rockwell joins Anthropic's Project Glasswing programme
Industrial control systems could be patched faster as Rockwell tests controlled access to Claude Mythos 5 to spot flaws before attackers exploit them.
Fastly launches AI firewall & runtime control tools
Machine-generated traffic is driving up costs and security risks as Fastly adds controls for AI systems now moving into production.
Two-thirds of US telecoms in elevated cyber risk band
Smaller operators are carrying much of the danger as a new study finds 66% of assessed US telecoms fall into an elevated risk band.
Keyfactor tops USD $200 million in annual recurring revenue
Demand for machine identity security and digital trust tools lifted annual recurring revenue more than 35 per cent year on year.
F5 & Omnissa join forces on virtual desktop security
Enterprise IT teams could gain simpler, tighter-protected remote workspaces as the tie-up aims to cut gateway layers and improve resilience.
AI security incidents expose new criminal tradeoffs
Criminals are increasingly using AI for ransomware and credential theft, while flaws in test models are exposing production systems and data.
Mandiant warns of AI agents fuelling new attack risks
Autonomous systems are now creating fresh avenues for code theft, remote execution and runaway cloud spending, Mandiant says.
Certificate failures cost Australian firms over USD $250,000
Expired or mismanaged certificates are now causing outages for many Australian firms, with nearly a tenth reporting losses above USD $250,000.
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ExpressVPN launches Fortify router with GL.iNet partnership
Home users gain wider VPN coverage as ExpressVPN ends Aircove and Aircove Go sales and shifts to GL.iNet's Fortify router.
Whitepaper links water hacks to telecom cyber risk
With most operators exposed to basic flaws, the paper warns telecom networks could face the same low-effort intrusions seen in US water systems.
Google launches open-source Agent Substrate on GKE
Teams running AI agents at scale could save idle compute and tighten isolation as Google opens Agent Substrate on Kubernetes Engine.
Job Moves
Genetec appoints Dale Simons as Account Executive for Victoria and Tasmania
Gallagher Security promotes George Dunleavy to Sales Manager for SA & NT
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Paul Randazzo joins Dicker Data to helm Cloud division
Fortinet responds to Govt legislation with appointment in Aus
