CZ Binance: Four Data Leaks Hit Coinbase, Bithumb
CZ Binance reported four data leaks today at Coinbase's vendor Amplitude, Bithumb, Mirae Asset and Daishin Securities, with advice on using email aliases, hardware keys and withdrawal locks to limit phishing and SIM swap risks.
SourceAnalysis
CZ Binance flagged four data leaks reported on October 28, 2026: Coinbase's vendor Amplitude exposed some users' contact data with funds unaffected, Bithumb suffered user data leaks in Korea, and two traditional securities firms Mirae Asset and Daishin Securities also leaked customer information. The former Binance CEO stressed that leaked names, emails, phones, addresses and transaction histories fuel phishing, SIM swaps and social engineering, then outlined concrete steps including unique email aliases per exchange, dedicated VoIP numbers, hardware security keys instead of SMS 2FA, withdrawal whitelisting and regular API key reviews.
CZ_BNB
@cz_binanceFounder and former CEO of Binance, the world's largest cryptocurrency exchange. Shares insights on cryptocurrency adoption, blockchain technology development, and personal perspectives on building in the Web3 space, while navigating regulatory challenges and industry evolution.