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Lean Security

Penetration Testing
AI Penetration Test
Web Application Penetration Test
Mobile Application Penetration Test
API Penetration Test
IoT Penetration Test
External Network Penetration Test
Penetration Testing as a Service (PTaaS)
Strategic Advisory
Threat Modelling
Bespoke Threat Advisory Service
AI Red Teaming
Adversary Simulation (Red & Purple Teaming)
Executive Cyber Warfare Simulation & Incident Response Testing
Virtual CISO (vCISO) Services
Knowledge Base
Prices
Company
About Us
Why Us
Partners
Blog
Contact Us
April 3, 2026
Pen Testing
Lean Security Expert
The 2026 Shift from Annual Compliance to ...

Upgrade from annual pen tests to continuous penetration testing services in Australia. Discover 2026 red teaming trends, PTaaS, and expert security assessments.

The 2026 Shift from Annual Compliance to Continuous Penetration Testing and Red Teaming in Australia
March 1, 2026
Lean Security Expert
Cisco SD-WAN Zero-Day (CVE-2026-20127): Deep ...

Discover how threat actors exploit the critical CVE-2026-20127 Cisco SD-WAN vulnerability. Learn IoCs, remediation steps, and how penetration testing secures your network.

Cisco SD-WAN Zero-Day (CVE-2026-20127): Deep Dive & Fix
January 11, 2026
Lean Security Expert
The ToolShell Crisis: Why Your SharePoint ...

The Australian Cyber Security Centre has issued urgent warnings about actively exploited vulnerabilities in Microsoft SharePoint Server (CVE-2025-53770) that enable unauthenticated remote code execution. With Chinese state-aligned actors and ransomware groups already compromising Australian organisations, this threat represents an immediate and severe risk to business-critical data and infrastructure.

The ToolShell Crisis: Why Your SharePoint Server Is a Ticking Time Bomb
December 27, 2025
Lean Security Expert
Why Long-Lived Cloud Credentials Are Your ...

Across AWS, Google Cloud, and Microsoft Azure environments in Australia and globally, 59% of IAM users maintain access keys that have never expired—credentials that have been active for more than one year. These long-lived credentials represent a silent but catastrophic vulnerability in your cloud infrastructure. This blog explores why long-lived credentials have become the primary attack vector for identity-based breaches, how red teams exploit them during penetration tests, and what you must do today to eliminate this ticking time bomb.

Why Long-Lived Cloud Credentials Are Your Biggest Identity Risk in 2025
December 21, 2025
Lean Security Expert
Fortinet "Ghost Logins": How Authentication ...

Critical authentication bypass vulnerabilities in Fortinet FortiGate and related products (CVE-2025-59718 and CVE-2025-59719) are now under active attack, allowing "ghost" SSO logins that completely sidestep normal controls and logs. For Australian organisations, this is more than a VPN or firewall problem – it is a board-level exposure that directly tests whether your external penetration testing, internal penetration testing, and red team assessment services are capable of simulating SSO abuse, identity takeovers, and lateral movement across hybrid networks.

Fortinet "Ghost Logins": How Authentication Bypass Attacks Expose Gaps in Your Penetration Testing Strategy
Lean Security Expert
November 12, 2020

Security Risk Assessment - Why Do You Need It

Lean Security Expert
November 12, 2020
Security Risk Assessment - Why Do You Need It

Read all about why you need security risk assessment

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Lean Security Expert
November 8, 2020

Security Challenges in Hybrid Cloud Environments

Lean Security Expert
November 8, 2020
Security Challenges in Hybrid Cloud Environments

While hybrid cloud environments give greater control and scalability, it comes with a range of cybersecurity challenges.

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Lean Security Expert
November 5, 2020

Exploitative Facial Recognition Devices

Lean Security Expert
November 5, 2020
Exploitative Facial Recognition Devices

You may think that facial recognition is a smart technology, but it’s doing more harm than good.

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Lean Security Expert
November 2, 2020

Secure Setup for Remote Working

Lean Security Expert
November 2, 2020
Secure Setup for Remote Working

The coronavirus outbreak has led to a lot of us to work from home. Ensure that you're safe from cybercrimes while working remotely.

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Lean Security Expert
October 28, 2020

Penetration Testing vs. Source Code Review: What’s Best for Web Application Testing in 2026?

Lean Security Expert
October 28, 2020
Penetration Testing vs. Source Code Review: What’s Best for Web Application Testing in 2026?

Compare penetration testing vs source code review for web applications. Discover which security assessment protects your business from modern cyber attacks in 2026.

3 Comments
Lean Security Expert
September 23, 2020

Can A Vulnerability Assessment Save You From The Next Security Crash?

Lean Security Expert
September 23, 2020
Can A Vulnerability Assessment Save You From The Next Security Crash?

Here’s how taking this measure can potentially save you from your next security crash.

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Lean Security Expert
September 19, 2020

What To Consider When IoT Security Testing

Lean Security Expert
September 19, 2020
What To Consider When IoT Security  Testing

When proceeding with IoT security testing, keep these factors in mind:

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Lean Security Expert
September 15, 2020

3 Key Things To Consider When Opting For Network Penetration Testing

Lean Security Expert
September 15, 2020
3 Key Things To Consider When Opting For Network Penetration Testing

If you’re opting for network security testing, here are three things you need to keep in mind.

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Lean Security Expert
September 11, 2020

Here’s Why Digital Enterprises Need Network Penetration Testing

Lean Security Expert
September 11, 2020
Here’s Why Digital Enterprises Need Network Penetration Testing

If you run a digital enterprise, here are three reasons why it can benefit from network penetration testing:

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Lean Security Expert
September 6, 2020

Understanding Security As An Investment: Importance Of Penetration Testing For Start-Ups

Lean Security Expert
September 6, 2020
Understanding Security As An Investment: Importance Of Penetration Testing For Start-Ups

Penetration testing is essential to detect potential vulnerabilities, develop effective security measures, and maintain a start-up's image.

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Lean Security, 81-83 Campbell Street, Surry Hills, NSW, 2010, Australia+61 (2) 8078 6952info@leansecurity.com.au

About Lean Security

We are a specialist cybersecurity firm based in Sydney, focusing on penetration testing. We partner with organisations across Australia, providing expert-led testing and clear, actionable reports. Our goal is to give you the clarity and confidence needed to secure your digital assets.

     
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