By Isaac • November 6, 2026 12:00 pm •
Binance and Deribit have severed API access tied to SignalPlus after the crypto trading platform said an engineer was compromised through a fake Microsoft Teams invitation.
The move matters because SignalPlus sits between traders and their exchange accounts. Its users can authorize software to monitor positions or place orders through API keys, depending on the permissions they grant.
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When that trusted layer is compromised, exchanges have to assume the keys may no longer be safe.
CryptoSlate reported that Binance disconnected SignalPlus-linked keys on Nov. 5, with Deribit issuing a similar notice that stopped trading, monitoring and automated account access through the platform. Both exchanges said their own systems and data were unaffected, while directing customers to
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