Korea Telecom's Femtocell Security Flaw Exposes Customers to Fraud and Snooping

First seen 30 Dec 2025, 09:12 UTC • Theregister

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Korea Telecom (KT) has been found to have deployed thousands of poorly secured femtocells, which has led to attacks enabling micropayments fraud and unauthorized access to customers' communications. This security failure, identified by South Korea’s Ministry of Science and ICT, may have persisted for years, affecting numerous customers who relied on these devices for improved mobile connectivity.

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Korea Telecom's Femtocell Security Flaw Exposes Customers to Fraud and Snooping

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