Tag: Yongdae Kim
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The Femtocell Fallout: How a Single “Master Key” Exposed Millions of KT Users
South Korea’s Ministry of Science and ICT has stated that Korea Telecom (KT) may have exposed its subscribers to risk for years due to poorly secured home mini base stations. According to the ministry, these vulnerabilities enabled attackers to clone devices, read SMS messages, identify who users were calling, and carry out fraudulent transactions through…