Insights from the Extranet team

Practical guidance on security, AI, cloud and enterprise technology from the engineers who deliver it. See also our original blog articles.

AI · 2026-10-24

Enterprise AI inference economics: controlling costs and risk

Unpredictable AI inference costs are eroding ROI. Discover how hybrid GPU infrastructure and strict governance can stabilise budgets and secure data in use.

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Cybersecurity · 2026-10-23

Continuous Security Validation: Beyond Static Testing

Static security testing creates blind spots. Continuous security validation closes them. Explore why real-time threat exposure management is essential for modern IT infrastructure.

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Strategy · 2026-10-22

Aligning IT Investment with Business Growth: A Strategic Roadmap

Align IT investment with business growth through structured technology roadmapping. Explore strategies for cloud, AI, and security that deliver measurable ROI.

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· 2026-10-22

Cloud Architecture Choices for Australian Enterprises

Compare hybrid, private and public cloud architectures. Analyse cost, security and compliance trade-offs for Australian enterprises under APRA and ACSC guidance.

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· 2026-10-20

Essential Eight 2026: CISO Strategy for Resilience

The Essential Eight has evolved into a dynamic maturity model. CISOs must transition from static compliance to continuous security validation to mitigate modern ransomware risks effectively.

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Cybersecurity · 2026-10-19

Bridging the SME Cyber Resilience Gap: From Awareness to Control

Awareness campaigns fail when they ignore operational friction. This guide details how SMEs can implement high leverage controls and continuous validation to secure operations effectively.

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Cybersecurity · 2026-10-18

Why Annual Penetration Testing Fails Agentic AI

Agentic AI has compressed the vulnerability window from months to hours. Discover why continuous security validation is now mandatory for enterprise resilience.

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· 2026-10-17

Sizing GPU Infrastructure for Enterprise AI Workloads

Enterprise AI demands precise GPU sizing. Misjudging capacity leads to wasted spend or failed deployments. This guide provides a practical framework for sizing inference, training, and private AI workloads.

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Cybersecurity · 2026-10-16

Ransomware Resilience: A Technical Guide for Australian CISOs

Move beyond prevention to resilience. This technical guide covers Essential Eight implementation, immutable backup architectures, and continuous security validation strategies for Australian CISOs.

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Cybersecurity · 2026-10-15

Secure software development: Reducing risk before production

Learn how secure software development reduces risk before production. This guide covers DevSecOps, secure coding, and continuous validation to protect enterprise applications.

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Cloud · 2026-10-14

Cloud Migration vs Modernisation: Strategy for CIOs

Migration moves workloads. Modernisation transforms them. CIOs must choose the right approach to avoid stranded investments and ensure long-term business agility.

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· 2026-10-13

Sovereign Cloud Architecture for Private AI Infrastructure

This guide explores sovereign cloud architectures for private AI, balancing strict data residency with high-performance GPU compute and continuous security validation.

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Cybersecurity · 2026-10-12

From Pilot to Production: Securing Enterprise AI Infrastructure

The Australian AI landscape has shifted from experimental pilots to engineered enterprise platforms. Learn how to secure infrastructure, manage costs and embed governance for scalable private AI.

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Insights · 2026-10-12

Securing Agentic AI: Managing Risks in ANZ Enterprises

Agentic AI introduces novel security risks beyond traditional application defence. Learn how continuous validation and private infrastructure secure autonomous agents in ANZ.

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AI · 2026-10-10

From AI POC to production: infrastructure decisions

Scaling AI from proof of concept to production demands rigorous infrastructure planning. Examine the critical trade-offs in compute economics, data governance, and continuous security validation.

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Cybersecurity · 2026-10-09

Why Annual Penetration Testing Fails Modern Enterprise Resilience

Static annual assessments fail to capture the velocity of modern cloud and AI deployments. Learn why continuous security validation is the new standard for enterprise resilience.

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Cloud · 2026-10-08

Cloud Cost Discipline: FinOps for AI and GPU Workloads

Unpredictable GPU spending threatens AI ROI. This guide details practical FinOps steps to govern inference, training and infrastructure costs for Australian enterprises deploying AI.

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· 2026-10-07

CISO Guide to CISC Data Sovereignty and Cloud Risk

Critical infrastructure operators must align cloud data storage with CISC sovereignty requirements. This article provides a technical framework for assessing vendor risks and ensuring data integrity.

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AI · 2026-10-07

NVIDIA NIM and Private AI on GPU Infrastructure

NVIDIA NIM simplifies private AI deployment on dedicated GPU infrastructure. Discover how to balance enterprise security, data sovereignty, and operational flexibility without public cloud risks.

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Cybersecurity · 2026-10-04

AD Compromise Detection: ASD Guidance and Continuous Validation

The ASD’s updated guidance on Active Directory compromise detection highlights critical gaps in legacy monitoring. Discover how to move beyond annual audits to continuous security validation.

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Cloud · 2026-10-03

Cloud Exit Strategies: Avoiding Lock-In

Avoid vendor lock-in with practical cloud exit strategies. Explore architectural patterns, data portability controls, and governance frameworks to maintain strategic optionality.

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Cybersecurity · 2026-10-03

Securing SME AI adoption: a practical risk management guide

Small businesses face unique risks when adopting AI. This guide outlines practical, cost-effective strategies to secure generative AI tools, manage data leakage, and ensure regulatory compliance without enterprise-level budgets.

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Cybersecurity · 2026-10-01

Agentic AI Governance: Controlling Autonomous Risks in Enterprise

Autonomous AI agents offer speed but create new risk vectors. This guide details practical security controls and validation strategies for deploying agentic AI safely.

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Cybersecurity · 2026-09-30

Continuous Security Validation: Beyond Annual Penetration Tests

Annual penetration tests are obsolete for dynamic cloud environments. Discover how continuous security validation provides real-time risk visibility, automates evidence generation, and aligns with modern regulatory demands.

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Cybersecurity · 2026-09-29

Responding to a breach: incident response for Australian enterprises

Navigating the immediate aftermath of a significant breach requires more than technical fixes. This guide provides a practical framework for Australian CISOs to manage containment, forensic validation and regulatory obligations with precision and calm.

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Strategy · 2026-09-28

Building a Practical Three-Year Technology Strategy

A practical guide to building a technology strategy for the next three years. Align IT with business goals, manage risk and secure budget for sustainable growth.

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· 2026-09-27

AI FinOps: Managing Cloud Costs as GPU Infrastructure Scales

Traditional cloud cost optimisation fails for generative AI. Discover practical AI FinOps strategies to manage GPU infrastructure, control inference costs, and scale securely.

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· 2026-09-26

Confidential Computing for Private AI: Securing Data at Inference

Confidential computing ensures data remains encrypted during AI inference. Discover how trusted execution environments protect sensitive workloads and align with Australian regulatory requirements.

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Cybersecurity · 2026-09-26

Supply Chain Risk: Storm Ransomware and Third-Party Validation

The Storm ransomware incident highlights critical gaps in software supply chain security. This article details practical controls, regulatory obligations, and validation strategies.

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Cloud · 2026-09-20

When GPU-as-a-Service Beats Public Cloud AI Economics

Public cloud GPU pricing penalises sustained workloads. Explore the TCO trade-offs, utilisation economics and strategic controls for enterprise AI infrastructure.

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Cybersecurity · 2026-09-16

Penetration Testing vs Vulnerability Scanning: What You Need to Know

Many organisations confuse vulnerability scanning with penetration testing. While both are important in a robust security posture, they serve different purposes. This article explains when each is needed and how to integrate them into your cyber strategy.

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Cybersecurity · 2026-09-15

Ransomware Trends in Australian Businesses and How to Prepare

Ransomware attacks are increasing in Australia, with attackers leveraging new techniques and targeting critical infrastructure. This article outlines current trends and how to prepare.

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AI · 2026-09-14

From AI Experimentation to Real Business Outcomes

Organisations are increasingly investing in AI, but many struggle to move from proof of concepts to real business outcomes. This article explores practical steps to transition AI initiatives into production-ready solutions.

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Strategy · 2026-09-13

Cloud Maturity and AI Readiness: Bridging the Gap

Australian businesses are increasingly recognising the value of AI, yet many struggle to implement it at scale. This article explores how cloud maturity influences AI readiness and how to align cloud strategies with AI infrastructure.

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Development · 2026-09-12

Secure Software: DevSecOps in Practice

Integrating DevSecOps into software development can enhance security without compromising speed. This article explores how Australian organisations are implementing secure-by-design practices effectively.

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Strategy · 2026-09-11

Strategic IT Investment: Delivering Business Outcomes

CIOs must align IT spending with business outcomes. This article outlines a framework to evaluate technology based on impact, value and risk, with actionable insights for 2026.

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AI · 2026-09-10

Private AI vs Public Cloud AI: Choosing the Right Model for Your Business

Choosing between private AI and public cloud AI depends on your organisation's data sensitivity, cost model and control requirements. Evaluate the best fit for your needs.

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Cybersecurity · 2026-09-09

Zero Trust Adoption for Australian Mid-Market Organisations

Zero trust adoption is essential for Australian mid-market organisations to reduce risk and improve compliance. Discover actionable steps and best practices.

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