Close this search box.

Healthcare Cybersecurity Alert: Sydney Surgeon targeted in Ransomware Attack


The notorious Medusa ransomware gang, known for global ransomware attacks on healthcare providers, has now breached the IT systems of Dr. Felix Chan’s practice. Contrary to the cyber criminals’ misleading claims, their actual target was not the Crown Princess Mary Cancer Centre at Westmead Hospital. Instead, they breached the IT systems directly associated with Dr. Chan’s private practice. 

Key facts: 

  • Sydney surgeon, Dr. Felix Chan, targeted in cyberattack; sensitive patient data leaked. 
  • Criminals demand $US100,000 cryptocurrency ransom. 
  • Incident highlights the critical importance of effective cybersecurity in healthcare. 

Patient Data at Stake 

Sensitive patient information, including names, addresses, and medical reports, became the collateral in this cyberattack. The culprits demanded a staggering $100,000 in cryptocurrency and have allegedly released some patient data online. 

Patients of Dr. Chan are being promptly notified of the situation. 

A Misleading Target 

In a curious turn of events, cyber criminals falsely targeted the Crown Princess Mary Cancer Centre at Westmead Hospital. However, further investigations debunked this, revealing a clear attempt by the criminals to mislead and create confusion. 

Cybersecurity for Healthcare: Beyond Defence 

This incident brings to light the real-world implications of cyber threats in our digitised healthcare landscape. Ensuring the safety of sensitive patient data is not just about technical defences. Cybersecurity for Healthcare is at the heart of maintaining trust in our healthcare systems – a trust that’s vital for both patients and practitioners alike. 

Minimal Disruption and Government Support 

Prompt action following the cyberattack ensured patient care remained uninterrupted. The NSW government continues to bolster system safety, even as the incident uncovers network vulnerabilities. 

Resolute Against Cyber Threats 

The criminals’ ruthless tactics included public data leakage and a seven-day ransom deadline. Dr. Chan’s team, while ensuring ongoing patient care, continues to fulfil regulatory obligations.  

Ahmed Khanji

Ahmed Khanji

Ahmed Khanji is the CEO of Gridware, a leading cybersecurity consultancy based in Sydney, Australia. An emerging thought leader in cybersecurity, Ahmed is an Adjunct Professor at Western Sydney University and regularly contributes to cybersecurity conversations in Australia. As well as his extensive background as a security advisor to large Australian Enterprises, he is a regular keynote speaker and guest lecturer on offensive cybersecurity topics and blockchain.


Sydney Offices
Level 12, Suite 6
189 Kent Street
Sydney NSW 2000
1300 211 235

Melbourne Offices
Level 13, 114 William Street
Melbourne, VIC 3000
1300 211 235

Perth Offices
Level 32, 152 St Georges Terrace
Perth WA 6000
1300 211 235


Learn more about the team at the forefront of the Australian Cyber Security scene.

About Us →

Meet the Team →

Partnerships →

Learn more about the team at the forefront of the Australian Cyber Security scene.

Career Opportunities →

Internships →

Media appearances and contributions by Gridware and our staff.

See More →



Whether you need us to take care of security for you, respond to incidents, or provide consulting advice, we help you stay protected.

View all services →

Web App Pen. Test Calculator →

Network Pen. Test Calculator →

Governance & Audit

Legal and regulatory protection

Penetration Testing

Uncover system vulnerabilities

Remote Working & Phishing

Fortify your defenses

Cyber Security Strategy

Adaptation to evolving threats

Cloud & Infrastructure

Secure cloud computing solutions

Gridware 360

End-to-end security suite

Gridware Managed Services

Comprehensive & proactive security

Gridware CloudControl

Harness the benefits of cloud technology

Gridware Incident Response 24/7

Swift, expert-led incident resolution



A collection of our published insights, whitepapers, customer success stories and more.

Customer success stories from real Gridware customers. Find out how we have helped others stay on top of their Cyber Security.

Read More →