> Vanderbilt University reels following ransomware attack claimed by BYOD group
[AUTHOR: Greg Otto]
[DATE: 10/11/2026 17:46]
[LANGUAGE: EN]
A ransomware attack discovered Monday at Vanderbilt University in Nashville, Tennessee appears to have compromised vast amounts of student and employee personal data, prompting the university to take several digital services intermittently offline as it continues responding to the incident.
As of Tuesday morning, the university shared an update that select campus-wide systems and applications were safe to use again, including campus WiFi, Okta, Outlook, Brightspace, Zoom and YES, while others remain restricted, including CampusPrint. Students, faculty and staff were also allowed to resume use of Vanderbilt devices, following orders to shut them down Monday.
“Vanderbilt Information Technology continues to work with government agencies and other partners to manage this situation, and we will continue to send updates today and throughout this week for as long as necessary,” the update said.
A ransomware group known as BYOD has taken responsibility for the attack, according to a post on the group’s leak blog. The group, which emerged in September, has since taken credit for several attacks targeting academic and health care institutions including one last month on the University of New Mexico Health Sciences Center that caused system outages, disrupted patient care and impacted academics.
The group claims to have more than one million Social Security numbers from the attack on Vanderbilt.
In a video posted to YouTube, a computer from Vanderbilt University plays an audio message announcing that a system has been compromised by BYOD.
In its original notice on social media, the university warned community members on Monday to remain vigilant, shut down university devices and disconnect from campus Wi-Fi as the IT team was “actively investigating and working to contain the situation.”
The university urged users to take immediate action if they notice unusual or suspicious activity on their accounts or devices, including unexpected pop-ups, warnings or security notifications; unusual changes to files, folders or permissions in OneDrive, Box or other cloud storage platforms; unexpected file movement, deletion, renaming or modification; unfamiliar applications, messages or prompts; or unexpected requests to enter passwords, approve authentication requests or provide login credentials.
In an interview with The Hustler, Vanderbilt University’s student publication, Student Government President Simran Fitzpatrick and Vice President William Dean said they met with Vanderbilt Student Affairs to express student frustrations and concerns about the university’s handling of the cybersecurity attack, and lack of communication.
“Students are concerned about the cyberattacks and extortion threats, particularly what information was stolen, how it may be used, and how it could affect them personally,” Fitzpatrick and Dean said. “We are frustrated by the university’s lack of clear communication, and our priority is ensuring that students receive timely updates and are not academically penalized for circumstances beyond their control.
However, in the update on Tuesday morning, the university acknowledged that its efforts to contain and respond to the incident had disrupted normal communications.
“The cyberattack is like a building that just exploded and we are trying to gather the pieces,” a Vanderbilt IT representative said, according to the Hustler.
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