A Chrome extension posing as an AI assistant exposed more than 10,000 users, secretly harvesting OpenAI API keys and sending data to attacker-controlled servers. Researchers say at least 459 API keys ...

OpenAI has informed its application programming interface (API) users that some of their data may have been exposed in a breach impacting Mixpanel, a data analytics supplier. In a November 26 blog ...

OpenAI has sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026,. Access to the model is scheduled to end on ...

Microsoft uncovers a months-long campaign where threat actors used OpenAI’s legitimate API as a covert command-and-control channel, bypassing traditional detection methods. In a newly uncovered ...

Threat actors are weaponizing the OpenAI Assistants Application Programming Interface (API) to deploy a backdoor and manage compromised devices remotely. The backdoor was discovered by Microsoft ...

A component of the newly discovered SesameOp backdoor uses the API to store and relay commands from the C&C server. A threat actor has abused the OpenAI Assistants API as a communication mechanism ...

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 Monday, Microsoft Detection and Response Team (DART) researchers warned that an OpenAI API was being abused as a backdoor for malware. The researchers concluded that bad actors were using the novel ...

A new backdoor uses an OpenAI API for command-and-control (C2) communications to covertly manage malicious activities within a compromised environment, demonstrating a unique way attackers can abuse ...

Microsoft security researchers have discovered a new backdoor malware that uses the OpenAI Assistants API as a covert command-and-control channel. The company's Detection and Response Team (DART) ...

Microsoft Incident Response – Detection and Response Team (DART) researchers uncovered a new backdoor that is notable for its novel use of the OpenAI Assistants Application Programming Interface (API) ...