Liceo Francés Antoine y Consuelo de Saint-Exupéry listed by thegentlemen

• Ransomware group: thegentlemen
• Country: Chile
• Sector: Education
• Announcement date: September 9, 2025

The threat actor known as thegentlemen has listed Liceo Francés Antoine y Consuelo de Saint-Exupéry on their leak site. The group claims that data belonging to the institution has been exfiltrated, marking a potential security incident for the educational organization.

The claimed attack and event details

On September 9, 2025, the thegentlemen group listed Liceo Francés Antoine y Consuelo de Saint-Exupéry on their leak platform. According to the announcement made on the same day, the group claims that data belonging to the institution has been exfiltrated. This type of activity is common in modern ransomware operations, where threat actors often employ double extortion tactics. In these scenarios, attackers not only encrypt an organization's systems but also steal sensitive information to use as leverage during ransom negotiations.

Despite the listing, the current state of the leak site provides limited visibility into the specifics of the incident. At this time, no data samples or ransom demands are visible in the provided screenshot. The presence of a listing on a leak site does not inherently confirm the extent of a breach, but it signifies a public claim of unauthorized access and data theft by the threat actor.

Information regarding the alleged leaked data

There is no information regarding the nature of the alleged leaked data. The screenshot associated with the claim displays a generic error message from the group's leak site, which prevents a detailed assessment of the stolen content. Furthermore, the listing names no specific data types that have been compromised.

Context on ransomware leak sites

Ransomware leak sites serve as a public pressure mechanism used by cybercriminals. By publishing the names of victims, these groups aim to damage the reputation of the target and coerce them into paying a ransom to prevent the release of sensitive information. These sites often host countdown timers or lists of victims to increase the psychological pressure on the targeted organization.

Organization profile

Liceo Francés Antoine y Consuelo de Saint-Exupéry is a French school located in El Salvador that follows the curriculum mandated by the French Ministry of National Education. Providing education from kindergarten to high school, the institution is part of the Agency for French Education Abroad (AEFE) network.

Implications and sector risks

This incident suggests that educational institutions may be targeted for cyberattacks. Given that the institution holds student and staff data, a potential breach could lead to secondary risks such as identity theft and phishing attacks. Such claims against the education sector may damage the institution's reputation and trigger legal compliance processes. Information about this group is limited in the public domain.

A potential data breach may necessitate a review of the institution's data security policies. For organizations within the education sector, maintaining robust cybersecurity postures is critical due to the high value of personal information held by schools. General defensive steps for organizations facing such threats include implementing multi-factor authentication, maintaining regular offline backups, and conducting regular security awareness training for staff and students to mitigate the risk of initial access via phishing.

The targeting of schools highlights a broader trend where attackers seek out sectors that manage large volumes of sensitive personal, financial, and academic data. When such data is exfiltrated, the impact extends beyond the immediate operational disruption of ransomware, potentially affecting the long-term privacy and security of the entire academic community.