Why is Coinbase sending out breach notification letters?
Could you elaborate on the circumstances surrounding Coinbase sending out breach notification letters? Have there been any recent security incidents at the exchange that may have resulted in the leakage of customer data? Are these notifications a proactive measure to ensure transparency and protect customers' interests? Alternatively, are they part of a regulatory requirement following a confirmed breach? Understanding the specific reasons behind these notifications is crucial in assessing the current security posture of Coinbase and its customers' funds.