Swift Arrest Follows Cyberattack on French Interior Ministry’s Email Systems

By Thomas | Published on December 18, 2025

Cybercrime

A recent cyberattack on France’s Interior Ministry’s email systems has led to the swift arrest of a suspect, just days after the breach was detected. The attack, which occurred between December 11 and 12, compromised several internal email accounts and exposed sensitive files. While the scale of the breach remains under investigation, French authorities acted quickly, leading to the arrest of a 22-year-old suspect with a history of similar offenses. Here’s a detailed look at the events surrounding the attack, its impact, and the rapid law enforcement response.

How The Breach Unfolded

On the night of December 11 this year, attackers targeted the email systems of France’s Interior Ministry, gaining unauthorized access to several internal accounts. The ministry employs nearly 300,000 people, and the attack was carried out by exploiting email account vulnerabilities. According to Minister Laurent Nuñez, attackers obtained access codes that allowed them to access certain internal systems, including sensitive police files.

The initial response from the ministry suggested that the breach was contained, and only a limited number of files were accessed. However, as investigations continued, it became clear that the attackers had accessed documents related to criminal records and wanted individuals, such as the French criminal records processing system (TAJ) and the national wanted persons file (FPR).

The ministry confirmed that, while the breach was serious, there was no immediate evidence to suggest that millions of records were stolen, despite claims from the hackers.

The Impact of the Breach

The full scope of the breach is still unclear, but the attack raised concerns over the security of sensitive government data. Hackers behind the attack claimed responsibility on BreachForums, a cybercrime platform, and suggested they had access to data belonging to millions of French citizens. They also claimed to have accessed law enforcement databases, including information tied to Interpol, as well as systems involving tax, pensions, and vehicle registrations.

The hackers posted screenshots on BreachForums, allegedly showing internal results from police systems, and claimed to have accessed over 16 million records. French officials have not confirmed the authenticity of these claims but acknowledged that several sensitive files were compromised. In response, the government has taken steps to secure its systems, including implementing two-factor authentication and resetting passwords for affected accounts.

Authorities have also launched a judicial investigation into the breach, and the National Commission for Information Technology and Civil Liberties (CNIL) has been notified, as required by law.

A Quick Response from Authorities

In an unexpected turn, French law enforcement acted quickly, arresting a 22-year-old suspect on December 17, just days after the breach was reported. The individual, who had prior convictions for similar cybercrimes, was arrested on charges related to unauthorized access to a state-run automated data processing system.

The swift arrest was made possible through an investigation led by France’s Anti-Cybercrime Office (OFAC) and the Paris public prosecutor’s office. Authorities also noted that the hacker group behind the attack had used BreachForums to communicate their claims and demands, which helped investigators track down the suspect quickly. While it is still unclear whether the arrested individual is directly linked to the BreachForums alias “Indra,” authorities have confirmed that the investigation is ongoing.

What We Know So Far

The cyberattack on the Interior Ministry’s email systems was significant but supposedly contained. While sensitive files were accessed, including criminal records and wanted persons files, the exact number of compromised records is still being assessed. Hackers claimed responsibility for the breach and indicated they had access to far more data than officials have confirmed.The rapid arrest of the 22-year-old suspect is a notable development in the investigation. However, further details on the full scale of the breach, the exact nature of the stolen data, and the motives behind the attack are still being examined.

The ministry claims that it has since strengthened its security protocols, including enforcing two-factor authentication and investigating the cause of the breach. The incident highlights ongoing concerns about the security of sensitive government data and the persistent threats from cybercriminals targeting state-run infrastructure.

Conclusion

The cyberattack on the French Interior Ministry has raised questions about the security of critical government systems, but authorities responded quickly, leading to an arrest of a suspect. While the full impact of the breach is still under investigation, the speed of the law enforcement response highlights the effectiveness of cybercrime units in addressing such incidents. As the investigation continues, French officials are working to ensure that the compromised systems are secured and to assess the broader implications of the breach.

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