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Incident

Universidade de Brasília

Incident posture

Attack window
Apr 2025
Location
Brazil
Status
Unknown
CIA posture
Available to members
Updated
2026-04-19 02:28

Linked entities

Victim
Universidade de Brasília
Threat actors
0 actors
Sources
1 source

Timeline

Occurred
Apr 2025
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

Universidade de Brasília experienced a hacker attack that disrupted its internet services, leaving the official website and campus Wi‑Fi unavailable for about three hours before connectivity was restored. The institution’s Information Technology Secretariat responded immediately, working with the National Research and Education Network to contain the incident without any compromise of data or institutional information. After service was restored, the university began coordination with authorities to investigate the attack while emphasizing its ongoing efforts to monitor and improve security measures to protect data and maintain transparency.

Motives

Detailed motive labels are available to members.

2 motives

TTPs

Detailed technique labels are available to members.

1 technique

Description

Onthe morning of Wednesday, April 9, 2025, the University of Brasília (UnB) experienced a hacker attack that disrupted its internet connectivity. The attack rendered the university's official website and its Wi‑Fi network inaccessible. According to UnB's official note, the disruption lasted approximately three hours before services were restored. The incident occurred during regular business hours, affecting online access for students, faculty, and staff. The Secretariat of Information Technology (STI) responded immediately and preventively, collaborating with the National Research Network (RNP) to address the attack. UnB stated that the response was carried out without any compromise of institutional data or information. After the internet connection was reestablished, the university initiated a procedural process with the competent authorities to investigate the facts. UnB emphasized that it continuously monitors and improves its information security systems as part of its commitment to data protection and transparency.

The university's statement was issued by an intern under the supervision of Márcia Machado. UnB reaffirmed its dedication to maintaining secure digital environments for its academic community. The notice concluded by indicating that further updates would be provided as the investigation progresses.

Sources

Sources available to members: 1 source.

CSIDB