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Guest Blog: Bolstering Medical Cybersecurity – How ZTNA Platforms Stand as Guardians

A guest blog, written by Jaye Tillson, Field CTO at HPE Aruba.

The Next Era of Secure Networking: Unified SASE and Zero Trust in Focus​ Jaye Tillson Speaker headshot
Jaye Tillson, Field CTO, HPE Aruba

The healthcare industry, the very lifeline entrusted with safeguarding our most sensitive data, is under relentless attack. Cybercriminals see medical records, financial information, and even critical patient monitoring data as their golden goose, with breaches inflicting unimaginable harm.

In this ever-evolving threat landscape, healthcare companies must prioritize building robust cybersecurity strategies. Zero Trust Network Access (ZTNA) platforms are rapidly emerging as powerful tools to achieve this goal.

ZTNA: A Paradigm Shift from Trust to Continuous Verification

Traditional cybersecurity models rely on perimeter-based defenses, creating virtual fortresses at the network’s edge to filter traffic. However, with the rise of telehealth and the deepening embrace of cloud computing, this static approach reveals its vulnerabilities. ZTNA takes a fundamentally different approach, securing access through continuous identity verification and authorization, regardless of a user’s location.

Imagine ZTNA platforms as extensions of Identity and Access Management (IAM), establishing secure tunnels between users and applications. Only users who have undergone rigorous authentication and have been granted explicit authorization can access specific applications and data, even if they’re outside the traditional corporate network.

ZTNA’s fortifying presence in Medical Cybersecurity

For healthcare companies, ZTNA offers a multitude of cybersecurity advantages:

  • Granular Access Control: ZTNA empowers companies to implement fine-grained access control policies, granting access only to verified and legitimate users. This significantly reduces the risk of data breaches and other security incidents.
  • Enhanced Remote Access Security: Telehealth and other remote access technologies are becoming increasingly prevalent in healthcare. ZTNA ensures that remote workers can only access the specific data and applications they need to perform their jobs, without jeopardizing the entire network’s security.
  • Streamlined Compliance: The healthcare industry faces ever-stricter regulations, many of which mandate robust access control measures. ZTNA can help companies comply with these regulations and simplify the compliance process.
  • Reduced Network Complexity: ZTNA eliminates the need for traditional VPNs, simplifying network architecture and lowering management costs.

Real-World Applications of ZTNA in Healthcare:

  • Safeguarding Electronic Health Records (EHRs): ZTNA can ensure that only authorized healthcare professionals can access EHRs, building a strong line of defense and effectively minimizing the risk of data breaches.
  • Securely Connecting Telehealth Devices: Healthcare providers are increasingly using telehealth devices to monitor and treat patients. ZTNA guarantees that these devices only connect to the network securely, preventing unauthorized access.
  • Protecting Clinical Trial Data: Clinical trial data is highly sensitive and requires stringent protection. ZTNA ensures that only authorized researchers can access this data, preventing leaks.

Considerations for ZTNA Implementation:

While ZTNA offers significant cybersecurity benefits for healthcare companies, there are some factors to consider during implementation:

  • Choosing the Right Vendor: Not all ZTNA platforms are created equal. Selecting a reputable vendor is crucial, and their platform should possess robust security features and compliance characteristics specific to the healthcare industry.
  • User Training: ZTNA is a relatively new technology, and users need training to understand how to use it securely and develop sound security practices.
  • Existing System Integration: ZTNA needs to integrate with existing company security systems (like authentication and access control systems) to achieve unified security management.


As the healthcare industry continues its digital transformation, safeguarding patient data becomes even more critical. ZTNA platforms offer healthcare companies a powerful and flexible tool to achieve this goal. By carefully evaluating their needs and choosing the right vendor, healthcare companies can leverage the power of ZTNA to improve their cybersecurity posture, build stronger defenses, and ensure the security of their valuable medical data.

Oher contributions from our HPE Aruba Evangelist Jaye Tillson:

Guest Blog: A Remarkable Experience at Xalient Summit 2023 | Xalient
Embracing Zero Trust: Revolutionizing Cloud Technology Adoption | Xalient
The Crucial Role of Identity in Zero Trust Security | Xalient

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Mark Foulsham

Board Advisor, NED, COO/CIO, Fractional Support, Digital Leadership Coach

With a broad background as a COO/CIO/CDO, C-Suite Advisor, NED, Senior Transformation Leader and Coach, Mark tackles multiple fronts from the advantage of diverse experience in business operations, technology, procurement, delivery and risk. With a deep knowledge of business models from multiple sectors and extensive experience in fast-paced digital start-ups.

Mark’s work across extensive business types, functions and countries empowers him with experience to bear across silos. Mark has built a reputation for advocating cross-business collaboration, taking a pragmatic approach and championing transformative change.