European Commission Cloud Infrastructure Breach Exposes 350 GB of Data

• March 28, 2026

The European Commission has disclosed a significant cyber intrusion targeting its cloud infrastructure, which hosts its official website on the Europa.eu platform. The breach resulted in the theft of approximately 350 gigabytes of data, raising concerns about the security of governmental digital assets.

According to a statement from the European Commission, the incident was detected and contained promptly. Swift action was taken to mitigate potential risks and safeguard remaining services and information. Despite the severity of the attack, the web resources on Europa.eu remained accessible throughout the response process.

Incident Overview and Response Measures

The cyberattack compromised the cloud environment supporting critical European Commission operations. While specific details on the nature of the stolen data have not been made public, authorities emphasized their commitment to maintaining transparency and securing their digital infrastructure against evolving threats.

The Commission’s IT security teams coordinated closely to identify the vulnerability exploited by the hackers and to strengthen defenses, including monitoring systems and access controls. Additionally, contingency plans were activated to preserve service availability, ensuring continuous access to important Commission-related information for the public and stakeholders.

This breach highlights the increasing challenges facing governmental organizations as they rely more extensively on cloud platforms. The incident serves as a reminder of the importance of robust cybersecurity frameworks to protect sensitive data and maintain public trust.

Further investigations are underway to determine the full scope of the attack, including any potential links to larger threat actors or ongoing cyber campaigns targeting European institutions. The Commission has also advised partners and relevant entities to enhance their vigilance in light of this event.

As cybersecurity threats continue to escalate in complexity and frequency, this incident underlines the necessity for continuous improvements in threat detection, rapid response capabilities, and resilience strategies across public sector technology infrastructures.

Hackers accessed the European Commission’s cloud infrastructure, stealing 350 GB of data while services remained operational.