The event affected flights, banking, telecommunications and media, causing disruption for millions of people and thus highlighting the vulnerability of interconnected digital infrastructures.
General impacts
The cyber blackout disrupted internet services and hampered financial transactions, as well as affecting live media broadcasts.
Financial institutions in several countries, including Australia, India and South germany email list Africa, have reported system outages. Additionally, airports in different regions have faced flight cancellations and delays.
Consequences of the cyber blackout in Brazil
In Brazil, the blackout had significant impacts on several sectors:
Banks : Several Brazilian banks and fintechs, such as Banco Pan, Bradesco, Neon and Next, faced instability in their apps in the early hours of the day. As a result, users registered complaints on the Downdetector website and reported difficulties in logging in and making payments.
According to the Brazilian Federation of Banks (Febraban), most financial institutions have already normalized their services.
Flights : The blackout affected international and domestic flights. Five Azul flights departed from Brasília Airport with delays of more than 15 minutes. In addition, airports such as Afonso Pena, in Curitiba, and Goiânia also experienced delays.
Azul therefore recommended that customers arrive at the airport early to minimize disruptions caused by delays in the reservation management system.
Supreme Federal Court (STF) : The STF reported that the blackout affected its systems, leaving the website and other services inoperative in the early hours of the day. However, technical teams worked to restore services as quickly as possible.
Cause of the global cyber blackout
The flaw was attributed to a software update from CrowdStrike, a cybersecurity company.
This is because the update presented incompatibility with older operating systems, resulting in service interruption.