Binance Revokes Signalplus API Access Days After $6.34B Hack

Binance revoked all API keys linked to Signalplus on Thursday, Nov. 5, 2026, after the third-party trading platform reported a potential security issue. The exchange said its internal systems were unaffected, and customer funds remained safe. The precaution comes just one week after the Binance $6.34 billion hack on Oct. 29, when attackers reportedly compromised 17 hot wallets across multiple blockchains. Although the incidents occurred within days of each other, no evidence has established a connection between them. Binance pulled the plug on its Signalplus integrations after receiving notice of a possible security problem involving the external trading service. “Following a potential security issue reported by third-party platform SignalPlus, we have proactively removed all API keys linked to SignalPlus as an immediate precautionary measure,” the exchange announced on X .

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