Angola's Largest Telco Breached Hours Before IPO

Unitel, Angola’s largest telecom with over 21 million subscribers, suffered a major cyberattack on 28 July 2026 that caused near-total nationwide outages of voice, mobile data, and internet service just hours before its IPO; restoration was partial and slow, no IOCs or ransom demands were disclosed, attribution remains unconfirmed, and the event highlights elevated risks during IPOs and broader security weaknesses across African telecommunications providers.