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Cyber Incident Victim: Hardenhuish School

Date:

Apr 2023

Location:

United Kingdom

Summary

Hardenhuish School in Chippenham was hit by a ransomware attack that compromised its IT network, causing significant disruption to its systems. Specialists were brought in to work on a resolution while the school implemented contingency plans to minimize the impact on pupil learning, including reverting to paper-based processes. While the incident caused operational issues, there was no indication it had resulted in the same scale of data loss experienced by other schools in prior attacks.

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Description

Hardenhuish School, a secondary school located in Chippenham, Wiltshire, confirmed it was the victim of a cyber incident on or around April 27, 2023. The attack was identified as a ransomware incident, a type of cyber attack where malicious actors gain unauthorized access to an organization's IT systems and networks. Once access is achieved, the attackers deploy software that encrypts data and systems, rendering them inaccessible to the legitimate owners. The attackers then demand a financial ransom payment in exchange for providing the decryption keys necessary to restore access. The school's entire IT network was affected by this attack, leading to significant operational disruption.

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In response to the incident, the school engaged external specialists to work on a resolution. The primary focus of the school's response was to minimize the impact on students' education. School staff worked swiftly to implement contingency plans aimed at ensuring minimal disruption to learning activities while the technical teams worked to restore the compromised IT systems. A school spokesperson stated that their pupils' learning was their absolute focus and that their priority was to return to normal service as soon as possible. As a direct consequence of the IT network being offline, the school was forced to revert to using paper-based systems for essential administrative tasks, most notably for taking student attendance registers, a process that had previously been digitized.

The incident drew commentary from a cyber expert, Professor Alan Woodward from the University of Surrey, who noted that schools are often considered "soft targets" for such cyber criminal activities. He explained that educational institutions are particularly vulnerable because information technology is not their core business, meaning they typically do not have large, dedicated IT security teams. Furthermore, the widespread use of standardized software across many schools means that if a vulnerability is discovered in that software, criminals can quickly identify and exploit it across multiple targets. Professor Woodward also reiterated standard advice given to ransomware victims, which is to never pay the demanded ransom. He stated that while payment might seem like a quick resolution, the costs are extortionate and paying only marks an organization as a willing target for future attacks. He added that hackers maintain and sell what they refer to as "suckers lists" on the dark web, which are lists of organizations known to have paid ransoms, making them highly likely to be attacked again.

While a number of schools and universities were hit in separate ransomware attacks earlier in the same year, which resulted in highly confidential documents from 14 schools being leaked online, there was no indication that Hardenhuish School had suffered a data breach of the same scale. The publicly available information did not confirm whether any sensitive data was exfiltrated from the school's systems or published online by the attackers; the focus remained on the encryption of systems and the resulting operational disruption. The school's public communications did not disclose any specifics regarding the attackers' identities, the initial attack vector used to gain access, or the amount of ransom demanded. The ongoing work by specialists to resolve the issue and restore full system functionality continued past the date of the initial public reporting, with the school experiencing disruption throughout this period. The incident highlighted the ongoing cybersecurity challenges faced by the education sector, where limited resources and expertise can conflict with the need to protect increasingly digital infrastructure.

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