DDoS Attack Disrupts Meo's International Network in Portugal

• •Meo's international network faced disruptions due to a targeted DDoS attack.
• •Customer and company data remained secure with no breaches reported.
• •The attack involved high volumes of traffic causing temporary service degradation.

On September 15, 2026, Meo, a Portuguese telecommunications operator, experienced significant disruptions to its international network due to a targeted Distributed Denial of Service (DDoS) attack. The attack occurred in three distinct time frames, causing congestion and temporary degradation of services reliant on international traffic. Meo's technical teams confirmed that customer and company data remained secure throughout the incident, with no breaches reported. The attack was characterized by high volumes of malicious traffic specifically targeting Meo's infrastructure. In response, Meo activated its detection and mitigation mechanisms, successfully restoring network stability. The company has reported the incident to the National Cybersecurity Centre and is collaborating with authorities and technology partners to monitor the situation. Meo continues to enhance its protection and resilience mechanisms to safeguard its infrastructure.