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 is introducing a new scareware sensor for the Microsoft Edge web browser, which helps detect scam pages more quickly and ensures that Defender SmartScreen blocks them faster. In scareware ...

The Rhysida ransomware gang, known for targeting enterprises, has shifted to using malvertising campaigns to spread its malware. In its recent campaigns, the threat actor has impersonated fake ...