Cyber attack: Coinbase warns of $400m hit after data breach

Crypto exchange Coinbase has disclosed a significant cyber attack that could cost the company between $180m (£135m) and $400m (£300m), after hackers breached account data belonging to a “small subset” of its users. The news sent shares down three per cent in pre-market trading on Thursday. Coinbase said it received an email from an unknown [...]