<ul><li>Telefonica is investigating a cyberattack following the leak of sensitive data of around one million former Peruvian customers by hacker group Dedale.</li><li>The leaked data seems to be from Telefonica's past operations in Peru, despite the recent sale of its local branch.</li><li>This incident reflects a broader trend of cybersecurity challenges faced by telecom companies globally, with recent breaches impacting major U.S. carriers and South Korea's SK Telecom.</li><li>The telecom sector's increasing vulnerability to cyber threats underscores the importance of implementing robust security measures to safeguard personal and national security data.</li></ul>

Telefonica Probes Peruvian Data Breach Amid Cybersecurity Concerns

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