Cybersecurity in Healthcare: Building Strategies To Protect Your Healthcare Organization

By Deepak Prakash, CTO and cofounder at Sonio

The convergence of technology and healthcare has revolutionized patient care, diagnostics, and treatment. With electronic health records (EHRs), telemedicine, and interconnected medical devices becoming the norm, the industry is experiencing unprecedented advancements in patient care and operational efficiency. However, this reliance on technology comes with a major caveat—vulnerability to cyberattacks. The healthcare sector, responsible for vast amounts of sensitive personal and medical data, has become one of the most targeted industries for cybercriminals.

A breach in cybersecurity is not just about data loss. It’s about the very real impact on patient safety, privacy, and trust. From compromised medical devices to paralyzed hospital systems due to ransomware attacks, the consequences of inadequate security can be catastrophic. Understanding and implementing robust cybersecurity measures in healthcare is no longer a luxury; it’s a critical necessity.

Cybersecurity in Healthcare

Security in healthcare involves measures and protocols to protect sensitive health information, patient data, and medical devices from unauthorized access, cyberattacks, and other threats.

The importance of cybersecurity in healthcare cannot be overstated. As healthcare organizations increasingly rely on digital systems and interconnected devices, the risk of cyber threats grows exponentially. Protecting patient data, ensuring the integrity of medical devices, and maintaining the continuity of care are all critical aspects of healthcare cybersecurity that demand constant vigilance and proactive measures.

What is a Healthcare Security Breach?

A healthcare security breach occurs when unauthorized individuals gain access to sensitive patient information or healthcare systems. This can involve the theft, exposure, or misuse of personal health information (PHI), including medical records, payment information, and other sensitive data. Breaches can happen through various means, such as hacking, phishing attacks, insider threats, and physical theft.

Types of Healthcare Security Breaches:

1. Data Breaches: Unauthorized access to electronic health records (EHRs) or other sensitive data.
2. Ransomware Attacks: Malicious software that encrypts data, demanding a ransom for its release.
3. Phishing Attacks: Fraudulent attempts to obtain sensitive information by disguising as a trustworthy entity.
4. Insider Threats: Employees or contractors misusing their access to data for malicious purposes.

The Critical Importance of Security in Healthcare

Healthcare organizations handle vast amounts of sensitive data, including patient records, medical histories, and billing information. Protecting this data from unauthorized access, breaches, and cyber threats is crucial to maintaining patient privacy and confidentiality. Additionally, the increasing connectivity of medical devices introduces new security challenges, as these devices become potential targets for cyberattacks.

Growing Cyber Threats

Healthcare organizations have become prime targets for cybercriminals due to the valuable data they hold. In recent years, there has been a significant increase in cyberattacks targeting medical

Worldwide ransomware attacks against the healthcare sector have steadily increased and nearly doubled since 2022, reaching a total of 389 claimed victims in 2023 compared with 214 in 2022.

Facts and Figures in the healthcare industry

• Among the organizations that faced common types of cyberattacks, 56% reported poor patient outcomes due to care delays, 53% said they experienced an increase in procedure complications and 28% said patient mortality rates rose.
• According to the 2020 Cost of a Data Breach Report by IBM, the average cost of a data breach in the healthcare industry is $7.13 million.
• Between 2009 and 2023, 5,887 healthcare data breaches of 500 or more records were reported to Office for Civil Rights (OCR).
• Insider threats, such as employee negligence or malicious intent, contribute to approximately 58% of healthcare data breaches (Source: Verizon’s 2020 Data Breach Investigations Report
• According to the 2020 Cost of a Data Breach Report by IBM, the average cost of a data breach in the healthcare industry is $7.13 million.
• Between 2009 and 2023, 5,887 healthcare data breaches of 500 or more records were reported to Office for Civil Rights (OCR).
• Insider threats, such as employee negligence or malicious intent, contribute to approximately 58% of healthcare data breaches (Source: Verizon’s 2020 Data Breach Investigations Report

Impact of Cyberattacks

The impact of cyberattacks can be devastating, affecting patient safety, data privacy, and the overall trust in healthcare systems. One of the Notable incidents include:

According to a 2024 NPR report, the U.S. healthcare industry faced significant ransomware attacks, resulting in:

• Operational Disruptions: Over 1,000 hospitals and healthcare facilities experienced service interruptions, affecting patient care and treatment schedules.
• Financial Impact: The estimated cost of these attacks exceeded $50 million, including ransom payments and recovery expenses.
• Data Exposure: Approximately 4 million patient records were compromised, potentially leading to identity theft and privacy violations.
• Patient Safety Risks: Critical medical procedures were delayed in some cases, highlighting the direct impact on patient health and safety.
• Device Tampering: Hackers manipulated medical devices, posing direct threats to patient lives.

Vulnerabilities in Healthcare Software/Devices

Many medical devices were not originally designed with cybersecurity in mind, making them vulnerable to attacks. Common vulnerabilities include:

• Lack of Encryption: Data transmitted by medical devices often lacks encryption, making it easy for attackers to intercept.
• Outdated Software: Many devices run on outdated software that is no longer supported, creating security gaps.
• Weak Authentication: Insufficient authentication mechanisms can allow unauthorized access to devices.
• Lack of Fine-Grained Access Controls: The absence or improper enforcement of fine-grained access controls can result in unauthorized access to critical functions and sensitive data within the devices.

Challenges in Securing Medical Devices

Medical devices play a vital role in patient care, but their integration into healthcare networks exposes them to cybersecurity risks. These challenges include managing diverse device types, ensuring compliance with regulations, securing legacy systems, and maintaining interoperability while prioritizing security.

Action steps to enhance Security in Medical Devices and Healthcare

Organizations must adopt a comprehensive approach to address the growing cybersecurity challenges in healthcare. A comprehensive cybersecurity strategy must be multi-layered to address every potential point of vulnerability, ensuring strong defenses across all dimensions. Let’s explore key strategies to enhance security.

1. Implement Robust Security Frameworks

Healthcare organizations should establish and adhere to robust security frameworks that cover all aspects of their operations such as:

• Risk Assessments: Regularly conducting risk assessments to identify and mitigate vulnerabilities.
• Compliance: Ensuring compliance with regulations such as HIPAA and GDPR.
• Security Policies: Developing and enforcing comprehensive security policies for staff and third-party vendors.
• Security Certifications: Obtaining and maintaining relevant security certifications such as SOC 2, ISO 27001, and HITRUST. These certifications demonstrate a commitment to robust security practices and provide assurance to patients and partners about the organization’s ability to protect sensitive data.

2. Prioritize Security Measures when selecting a Medical Device

Healthcare institutions play a crucial role in ensuring the security of medical devices they use. When selecting and implementing devices, they should prioritize security features and verify that manufacturers adhere to best practices. Key aspects to consider include:

• Vendor Security Assessment: Evaluating the security practices of device manufacturers before procurement.
• Security Feature Verification: Ensuring devices have necessary security features like encryption and access controls.
• Update and Patch Management: Confirming that manufacturers provide regular security updates and have a clear patch management process.
• Integration Security: Assessing how securely devices can be integrated into existing healthcare IT infrastructure.
• Secure Software Development Lifecycle (SDLC): Incorporating security into every stage of the device development process, including automated code and package vulnerability scans.
• Encryption: Ensuring all data transmitted and stored by devices is encrypted.
• Regular Updates: Providing timely software updates and patches to address emerging threats.
• Regular Testing: Conducting frequent internal and external intrusion testing to identify vulnerabilities.
• Bug Bounty Programs: Implementing bug bounty programs to incentivize security researchers to find and report potential vulnerabilities.

By thoroughly vetting devices and their manufacturers, healthcare institutions can significantly enhance their overall cybersecurity posture.

3. Strengthen Network Security

Healthcare organizations should deploy advanced network security measures to protect their infrastructure such as:

• Segmentation: Isolating medical devices on separate network segments to limit the impact of a breach.
• Firewalls and IDS: Using firewalls and intrusion detection systems to monitor and protect network traffic.
• VPNs: Implementing Virtual Private Networks (VPNs) or zero trust networks for secure remote access.
• Access Control: Enabling role-based access controls following principles of least privilege to both human actors and services within deployments.

4. Enhance User Training and Awareness

Human error is a significant factor in many cyber incidents. Healthcare organizations must invest in:

• Training Programs: Regularly training staff on cybersecurity best practices and how to recognize phishing and other attack vectors.
• Awareness Campaigns: Promoting cybersecurity awareness through ongoing campaigns and communications.

5. Leverage AI and Machine Learning

AI and machine learning can be powerful tools in the fight against cyber threats. Healthcare organizations should:

• Invest in AI Solutions: Deploying AI-driven security solutions for real-time threat detection and response.
• Continuous Learning: Ensuring AI systems are continuously updated with the latest threat intelligence.

6. Establish Incident Response Plans

Preparedness is crucial for minimizing the impact of cyber incidents. Organizations should:

• Develop Response Plans: Creating and regularly updating incident response plans tailored to their specific needs.
• Conduct Drills: Regularly conduct drills and simulations to ensure staff are prepared to respond effectively to incidents.

As cyber threats continue to evolve and target the healthcare industry with increasing sophistication, the importance of robust cybersecurity measures cannot be overstated. The protection of patient data, the integrity of medical devices, and the overall trust in healthcare systems are at stake. By implementing comprehensive security frameworks, leveraging advanced technologies like AI and machine learning, and fostering a culture of cybersecurity awareness, healthcare organizations can significantly enhance their defenses against cyber threats.

However, the journey towards improved cybersecurity in healthcare is ongoing and requires constant vigilance, adaptation, and collaboration between healthcare providers, device manufacturers, and technology partners. As we move forward, it’s crucial for all stakeholders in the healthcare ecosystem to prioritize cybersecurity as a fundamental aspect of patient care and organizational operations.

At Sonio, we understand the critical nature of cybersecurity in healthcare. Our ultrasound reporting platform is secured,cloud-based, FDA-cleared* ultrasound reporting solution that takes security seriously at every level. We implement state-of-the-art security measures to ensure the protection of sensitive patient data and the integrity of our systems.

We implement advanced data access management and encryption protocols to ensure secure control and auditing, compliant with HIPAA, EU-GDPR, HDS, ISO 13485, and SOC2 Type 1 standards.

*Sonio Detect is FDA 510(k) cleared. The Sonio platform includes both Sonio Pro and Sonio Detect.