{"publisher":{"name":"MediaBias News","url":"https://mediabias.news","methodology":"https://mediabias.news/methodology","editorialPrinciples":"https://mediabias.news/editorial-principles","corrections":"https://mediabias.news/corrections"},"scoreGuide":{"trust":"How well corroborated and evidenced the source reporting is. 0-100, higher is better.","critic":"Craft quality of the source journalism: context, balance, fact vs comment. 0-100, higher is better.","hype":"How far the source presentation runs ahead of substance. 0-100, LOWER IS BETTER.","scope":"Scores assess the original reporting this article was written from, not the truth of the underlying event and not the quality of this write-up."},"assessmentGuide":{"type":"coverage-and-source-reporting-analysis","factCheck":{"status":"not-performed","note":"Media Bias News compares coverage and scores the source reporting. It does not currently publish a ClaimReview verdict on whether the underlying event or claim is true."},"sourceFactuality":{"note":"Factuality values describe published ratings of the outlets that covered the story. They are not a factuality verdict on this story or its claims."}},"story":{"id":"https://mediabias.news/business/binance-deribit-revoke-signalplus-api-keys-after-breach","slug":"binance-deribit-revoke-signalplus-api-keys-after-breach","url":"https://mediabias.news/business/binance-deribit-revoke-signalplus-api-keys-after-breach","title":"Binance, Deribit Revoke SignalPlus API Keys After Breach","subtitle":"Crypto exchanges cut access to trading platform SignalPlus following a security incident.","excerpt":"Binance and Deribit have revoked API keys connected to the crypto derivatives trading platform SignalPlus after it reported a security breach. SignalPlus stated that attackers compromised an engineer's computer, leading to losses under $82,000.","category":"Business & Economy","area":null,"publishedAt":"2026-11-05T19:47:13.160Z","sourceReportedAt":"2026-11-05T19:02:19.724Z","updatedAt":"2026-11-05T19:47:13.160Z","readTime":"3 min read","scores":{"trust":42,"critic":59,"hype":41,"notes":{"trust":"One outlet provided a full report; 26 others provided digests, with no named sources or documents cited.","critic":"Most outlets provided digests, with limited detail. The full report offered quotes and specific details.","hype":"Headlines used terms like 'security scare' and 'threat' without strong evidence in the digests."}},"tags":["#Cybersecurity","#Crypto","#Binance","#Deribit","#SignalPlus","#APIKeys"],"entities":["Binance","Deribit","SignalPlus","Yi He","Changpeng Zhao"],"body":[{"type":"key_takeaways","items":["Binance and Deribit revoked API keys linked to SignalPlus after the platform reported a security issue.","SignalPlus stated that attackers compromised an engineer's computer, resulting in losses of less than $82,000.","The platform acknowledged it had not required IP whitelisting for exchange API access.","Binance co-founder Yi He urged other platforms to review their security controls."]},{"type":"paragraph","text":"Crypto exchanges Binance and Deribit have revoked API keys connected to the trading platform SignalPlus. The action was taken after SignalPlus reported a potential security issue. Both exchanges stated that their own systems remained unaffected and that customer funds were safe."},{"type":"paragraph","text":"SignalPlus reported that attackers gained access by compromising an engineer's computer. The platform stated that the incident resulted in losses of less than $82,000 and that it would reimburse affected users in full. SignalPlus also acknowledged that it had not implemented IP whitelisting for exchange API access, a measure that restricts API access to a predefined list of approved internet addresses. The company said it would strengthen internal security controls and tighten API access requirements."},{"type":"paragraph","text":"The SignalPlus incident occurred days after Binance disclosed details of a $6.3 billion hack. Binance co-founder Yi He urged third-party platforms integrated with the exchange to review their security controls and monitor for suspicious activity, warning that the threat extended beyond any single company."},{"type":"heading","text":"Disagreement on details of the attack"},{"type":"paragraph","text":"Cointelegraph reported that the attack originated from a compromised Telegram account belonging to a contact at a third-party technology vendor, with the attacker impersonating the contact and sending a fake Microsoft Teams meeting invitation to a SignalPlus engineer. Crypto.news stated that the company reported a potential security issue, prompting founder Changpeng Zhao to warn traders using the service on other exchanges to take similar precautions. None of the other reports specified the exact method of compromise beyond a compromised engineer's computer."},{"type":"heading","text":"What the coverage left out"},{"type":"paragraph","text":"None of the centre or right-rated reports mentioned that SignalPlus stated attackers compromised an engineer's computer, resulting in losses of less than $82,000. They also did not include SignalPlus's acknowledgement that it had not required IP whitelisting for exchange API access."}],"basedOn":[{"sourceName":"The New York Ledger","url":"https://thenyledger.com/markets/crypto/signalplus-security-breach-prompts-exchange-api-shutdowns","headline":"SignalPlus Security Breach Prompts Exchange API Shutdowns","angle":"","publishedAt":"2026-11-05T21:11:49.000Z"},{"sourceName":"Cointelegraph","url":"https://cointelegraph.com/news/binance-deribit-revoke-signalplus-api-fake-teams-attack","headline":"SignalPlus Security Breach Prompts Exchange API Shutdowns","angle":"","publishedAt":"2026-11-05T19:02:19.724Z"},{"sourceName":"coinstats.app","url":"https://coinstats.app/news/d018d1c011476e8402218182e7768e2d81d6c0eaf29ac600bfbdc00a9237d608_Binance-Deribit-revoke-SignalPlus-API-keys-after-fake-Teams-invite-attack","headline":"Binance, Deribit revoke SignalPlus API keys after fake Teams invite 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