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MEO confirms it was target of cyberattack that caused network access problems but no data theftPhoto by Gadini on Pexels
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MEO confirms it was target of cyberattack that caused network access problems but no data theft

Jornal Económico14 September 2026 at 22:37

MEO suffered a strong cyberattack that caused slowness and instability in its international connections during the day today. The telecommunications company confirmed it was targeted by a massive attack that caused congestion and degradation of the international network. All mitigation and recovery measures were immediately activated, allowing to quickly control the situation and restore service stability.

MEO guarantees that security was not compromised and that there was no theft or data breach from the operator or its users. The company states that the attack resulted in no intrusion or access to data from MEO and its customers. The operator maintains its commitment to the security, resilience, robustness and quality of its infrastructures and services.

Various communication failures and mobile network issues affected MEO users throughout the day. The problems were registered nationwide, making MEO the company in the sector with the highest number of reported complaints.

Why this matters

MEO is one of the largest telecommunications operators in Portugal, so this cyberattack affected thousands of users with communication failures and mobile network issues nationwide. Readers need to know that their data was not compromised, although they may have faced connectivity problems during the incident.

About this summary

This is our short summary of a report published by Jornal Económico on 14 September 2026 at 22:37; the full text stays with the publisher. In our feed it sits under Technology. We currently carry 4476 items in that section.

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