Microsoft Detects “SesameOp” Backdoor Using OpenAI’s API as a Stealth Command Channel

Nov 04, 2025Ravie LakshmananArtificial Intelligence / Malware Microsoft has disclosed details of a novel backdoor dubbed SesameOp that uses OpenAI Assistants Application Programming Interface (API) for command-and-control (C2) communications. “Instead of relying on more traditional methods, the threat actor behind this backdoor abuses OpenAI as a C2 channel as a way to stealthily communicate and […]

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Binance CEO dismisses claims the firm boosted a Trump crypto venture ahead of CZ pardon

Richard Teng, chief executive officer of Binance, during the DC Blockchain Summit in Washington, DC, U.S., on Wednesday, March 26, 2025. Bloomberg | Bloomberg | Getty Images Binance CEO Richard Teng has dismissed claims that the cryptocurrency exchange helped boost a Trump-backed stablecoin before former CEO Changpeng Zhao received a presidential pardon. The claims in […]

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Google’s AI ‘Big Sleep’ Finds 5 New Vulnerabilities in Apple’s Safari WebKit

Nov 04, 2025Ravie LakshmananArtificial Intelligence / Vulnerability Google’s artificial intelligence (AI)-powered cybersecurity agent called Big Sleep has been credited by Apple for discovering as many as five different security flaws in the WebKit component used in its Safari web browser that, if successfully exploited, could result in a browser crash or memory corruption. The list […]

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U.S. Prosecutors Indict Cybersecurity Insiders Accused of BlackCat Ransomware Attacks

Nov 04, 2025Ravie LakshmananRansomware / Cybercrime Federal prosecutors in the U.S. have accused a trio of allegedly hacking the networks of five U.S. companies with BlackCat (aka ALPHV) ransomware between May and November 2023 and extorting them. Ryan Clifford Goldberg, Kevin Tyler Martin, and an unnamed co–conspirator (aka “Co-Conspirator 1”) based in Florida, all U.S. […]

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HSBC, General Atlantic CEOs flag AI capex-revenue mismatch, ‘irrational exuberance’

HONG KONG, CHINA – 2025/03/01: In this photo illustration, Artificial intelligence (AI) apps of perplexity, DeepSeek and ChatGPT are seen on a smartphone screen. Sopa Images | Lightrocket | Getty Images As companies pour billions into artificial intelligence, HSBC CEO Georges Elhedery on Tuesday warned of a mismatch between investments and revenues. Speaking at the […]

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AI is not in a bubble, says VC founder. Why he says it’s different to the dotcom boom

Whether or not markets are getting ahead of themselves over artificial intelligence is a hot topic for investors right now. Last week, billionaire investor Ray Dalio said his personal “bubble indicator” was relatively high, while Federal Reserve Chair Jerome Powell described the AI boom as “different” from the dotcom bubble. For Magnus Grimeland, founder of […]

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Malicious VSX Extension “SleepyDuck” Uses Ethereum to Keep Its Command Server Alive

Nov 03, 2025Ravie LakshmananCryptocurrency / Threat Intelligence Cybersecurity researchers have flagged a new malicious extension in the Open VSX registry that harbors a remote access trojan called SleepyDuck. According to Secure Annex’s John Tuckner, the extension in question, juan-bianco.solidity-vlang (version 0.0.7), was first published on October 31, 2025, as a completely benign library that was […]

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Palantir tops estimates, boosts fourth-quarter guidance on AI adoption

Alex Karp, chief executive officer of Palantir Technologies Inc., speaks during the AIPCon conference in Palo Alto, California, US, on March 13, 2025. David Paul Morris | Bloomberg | Getty Images Palantir reported quarterly results that topped analysts’ estimates and issued better-than-expected guidance for the fourth quarter, attributing much of its strength to artificial intelligence. […]

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Lambda, Microsoft agree to multibillion-dollar AI infrastructure deal with Nvidia chips

Cloud computing startup Lambda announced on Monday a multibillion-dollar deal with Microsoft for artificial intelligence infrastructure powered by tens of thousands of Nvidia chips. The agreement comes as Lambda benefits from surging consumer demand for AI-powered services, including AI chatbots and assistants, CEO Stephen Balaban told CNBC’s “Money Movers” on Monday. “We’re in the middle […]

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