Clinical Trial Consent Forms Exposed via Misconfigured File-Sharing Platform

Scenario & Impact
Consider a scenario where data exposure during a global clinical trial raised serious concerns about the handling of sensitive health information. To streamline collaboration across research teams located in multiple jurisdictions, scanned patient consent forms were uploaded to a cloud-based file-sharing service. These forms contained highly sensitive data—patient names, medical history, drug dosage, trial group allocations, and handwritten signatures.

However, due to a misconfigured permission setting, the folder was inadvertently made publicly accessible without requiring authentication. For several weeks, these documents remained available online and were eventually indexed by search engines. During a random check, a third-party security researcher discovered the issue and alerted the trial sponsor, who acted immediately to take the data offline. Unfortunately, by then, the information had already been exposed to the public domain.

Clinical trials rely heavily on trust—both from participants and ethics boards. The exposure of consent forms compromises that trust and puts the organization at risk of violating privacy laws like the General Data Protection Regulation (GDPR), Health Insurance Portability and Accountability Act (HIPAA), or India’s Digital Personal Data Protection (DPDP) Act. This kind of incident can delay trial approvals, impact funding, and harm the organization’s reputation with regulators and research partners.

Incident Response
The response needs to be swift & the Incident Breach Response protocol should be implemented. Access to the misconfigured folder must be immediately revoked, and a full investigation should get launched to understand how the error occurred and identify affected data.

The organization’s Data Protection Officer (DPO) must lead the breach assessment, coordinating with internal legal, compliance, CISO and IT teams. Data protection authorities in relevant jurisdictions must be notified within legally required timelines. Participants whose data are exposed must be informed and offered support resources.

Internally, the clinical operations and cybersecurity teams must work together to audit all other collaborative platforms used across trial sites. Ethics boards and institutional sponsors must also be informed, ensuring transparency throughout.

A critical part of the response involves communication. The organization must issue a controlled public statement acknowledging the issue without creating unnecessary panic. Internally, teams should be briefed to prevent misinformation and maintain a unified response.

Remediation & Future Prevention
Once immediate actions are taken, the focus must shift to understanding the root cause. The breach may trace back to a combination of factors, default public sharing settings on the cloud platform, lack of training around secure data sharing practices, and the absence of automated alerts for misconfigurations.

The recovery phase must involve working with search engines to delist cached versions of the exposed files and enhancing monitoring of all cloud services used by the organization. Affected participants should be offered identity theft protection and reassured of their ongoing rights in the trial.

To prevent a recurrence, it is advised to roll out a new cloud governance policy. All files classified as sensitive must be encrypted both in transit and at rest, stored in approved platforms with restricted access, and subject to regular audits. Training on data privacy and secure collaboration must be mandatory for all research personnel. An external third-party audit is advised to verify the CAPA (Corrective Actions and Preventive Actions) implemented by the organisation and regain trust among the patients and investors.  

Additionally, the organization must review and strengthen its cross-border data transfer protocols to ensure that sensitive health data is always moved under appropriate legal safeguards, especially when transferring across regions with differing privacy laws.

Tanin Chakraborty
Tanin Chakraborty
Senior Director & Global DPO
Biocon Biologics

Disclaimer: The views expressed in this feature article are of the author. This is not meant to be an advisory to purchase or invest in products, services or solutions of a particular type or, those promoted and sold by a particular company, their legal subsidiary in India or their channel partners. No warranty or any other liability is either expressed or implied.
Reproduction or Copying in part or whole is not permitted unless approved by author.
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