Apple's M1 chip has a vulnerability that can't be fixed without a silicon revision, according to developer Hector Martin. The flaw allows for covert channels that enable two malicious apps to talk to ...

A transfer of information that violates a computer's built-in security systems. A covert storage channel refers to depositing information in a memory or storage location that can be accessed by ...

A new attack dubbed 'SmartAttack' uses smartwatches as a covert ultrasonic signal receiver to exfiltrate data from physically isolated (air-gapped) systems. Researchers at the School of Cyber Security ...

Researchers have found a new covert data exchange technique that abuses the TLS protocol that can circumvent traditional network perimeter protections. Researchers have released a proof-of-concept ...

“To operate efficiently across a wide range of workloads with varying power requirements, a modern processor applies different current management mechanisms, which briefly throttle instruction ...

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