Data breach at Coinbase vendor Amplitude: contact details exposed, balances untouched

The information provided in this article is for informational purposes only and does not constitute financial advice. Cryptocurrency investments carry a high degree of risk. Always conduct your own research.Coinbase traces a security incident to the analytics vendor Amplitude and names email addresses and phone numbers as exposed. Balances, passwords and private keys are untouched according to the exchange, and notification goes out by email.Coinbase confirmed a security incident at one of its suppliers overnight into October 28, 2026. Contact details of some of its customers were exposed, according to the exchange email addresses and phone numbers. Passwords, private keys, transaction histories and balances are untouched on the same account, and no unauthorised access was found in the exchange's own systems. The risk to you therefore does not sit in your account but in your inbox: anyone who knows your address and your number, and who also knows you are a customer of a crypto exchange, can approach you with great precision. The incident is not an attack on a blockchain and not a theft of coins. It belongs to a series of cases that have become more frequent this year, in which the ...