Binance and Deribit revoke SignalPlus API keys after fake Teams invite breach

Binance and Deribit revoked SignalPlus API keys after attackers compromised an engineer's computer through a fake Microsoft Teams invite. SignalPlus said losses came to less than $82,000 and pledged to reimburse affected users in full. The incident highlights operational and social-engineering risk for traders who connect third-party tools to major exchanges via API keys.