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Spain experienced a second major mobile network outage in the span of a month, raising concerns among authorities and the public. The cause of the latest outage is currently unknown, but Telefónica has stated that it was caused by a “network upgrade” that affected some fixed communication services. The outage, which affected major mobile networks including Movistar, Vodafone, and Orange, caused significant disruption to emergency services and other essential communications.
Cause and Duration:
- The exact cause of the latest outage is still under investigation.
- Telefónica initially stated that the outage was due to a “network upgrade”.
- The Spanish government has ruled out a cyberattack as the cause of the April blackout.
- The blackout on April 28th lasted for nearly 10 hours.
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Authority and Telecom Company Response:
- Telefónica is working on restoring services and has stated that some affected services, such as 112 emergency services, have been re-established.
- Authorities are scrambling to find answers and have refused to rule out any potential explanations for the outages.
- Industry experts are highlighting the need for enhanced resilience and continuity of service for mobile networks, especially as the industry transitions to renewable energy sources.
- The Spanish grid operator (Red Electrica) has stated that it detected no “cybersecurity incident” during the April blackout.
- The Spanish energy minister has identified an abrupt loss of power generation at a substation in Granada as the starting point of the April 28th blackout, followed by failures in Badajoz and Seville.


